Merge pull request #1262 from athenian200/solaris-work

Support Modern Solaris
author: Moonchild <moonchild@palemoon.org> 2019-11-02 14:37:22 +0100
committer: GitHub <noreply@github.com> 2019-11-02 14:37:22 +0100
commit: 21b3f6247403c06f85e1f45d219f87549862198f (patch)
tree: 0038ae92f1cc7aaff0b55d6e5ac59efcc28bdf8f
parent: ff881bdb6795e0f307b93919f98f454bedde4bb6 (diff)
parent: a9dc528a4a7b0aaad5308aff70963485ec3e9bec (diff)
download: UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar
UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.gz
UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.lz
UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.xz
UXP-21b3f6247403c06f85e1f45d219f87549862198f.zip
124 files changed, 2656 insertions, 335 deletions
diff --git a/Makefile.in b/Makefile.in
index 4adf3ac9a..26cd688d4 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -290,7 +290,7 @@ MAKE_SYM_STORE_PATH := $(DIST)/bin
 endif
 DUMP_SYMS_BIN ?= $(DIST)/host/bin/dump_syms
 endif
-ifeq (,$(filter-out Linux,$(OS_ARCH)))
+ifeq (,$(filter-out Linux SunOS,$(OS_ARCH)))
 MAKE_SYM_STORE_ARGS := -c --vcs-info
 DUMP_SYMS_BIN ?= $(DIST)/host/bin/dump_syms
 MAKE_SYM_STORE_PATH := $(DIST)/bin
diff --git a/accessible/tests/mochitest/common.js b/accessible/tests/mochitest/common.js
index b3f83ea84..1e48fa067 100644
--- a/accessible/tests/mochitest/common.js
+++ b/accessible/tests/mochitest/common.js
@@ -59,6 +59,7 @@ const nsIPropertyElement = Components.interfaces.nsIPropertyElement;
 
 const MAC = (navigator.platform.indexOf("Mac") != -1);
 const LINUX = (navigator.platform.indexOf("Linux") != -1);
+const SOLARIS = (navigator.platform.indexOf("SunOS") != -1);
 const WIN = (navigator.platform.indexOf("Win") != -1);
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/accessible/tests/mochitest/elm/test_nsApplicationAcc.html b/accessible/tests/mochitest/elm/test_nsApplicationAcc.html
index e23eb37bc..58763e437 100644
--- a/accessible/tests/mochitest/elm/test_nsApplicationAcc.html
+++ b/accessible/tests/mochitest/elm/test_nsApplicationAcc.html
@@ -32,7 +32,7 @@
 
       // nsIAccessible::name
       var applicationName = "";
-      if (LINUX) {
+      if (LINUX || SOLARIS) {
         applicationName = appInfo.name;
       } else {
         try {
diff --git a/accessible/tests/mochitest/treeupdate/test_contextmenu.xul b/accessible/tests/mochitest/treeupdate/test_contextmenu.xul
index 916b815eb..5b31e0136 100644
--- a/accessible/tests/mochitest/treeupdate/test_contextmenu.xul
+++ b/accessible/tests/mochitest/treeupdate/test_contextmenu.xul
@@ -130,7 +130,7 @@
      */
     function getMenuTree1()
     {
-      if (LINUX) {
+      if (LINUX || SOLARIS) {
         var tree = {
           role: ROLE_MENUPOPUP,
           children: [
@@ -190,7 +190,7 @@
     function getMenuTree2()
     {
       var tree = getMenuTree1();
-      if (LINUX) {
+      if (LINUX || SOLARIS) {
         var submenuTree =
         {
           name: "item2.0",
@@ -232,7 +232,7 @@
         children: []
       };
 
-      if (LINUX)
+      if (LINUX || SOLARIS)
         tree.children[2].children[0].children.push(subsubmenuTree);
       else
         tree.children[2].children[0].children[0].children[0].children.push(subsubmenuTree);
diff --git a/accessible/tests/mochitest/treeupdate/test_menu.xul b/accessible/tests/mochitest/treeupdate/test_menu.xul
index d62ac8c5d..abdea217e 100644
--- a/accessible/tests/mochitest/treeupdate/test_menu.xul
+++ b/accessible/tests/mochitest/treeupdate/test_menu.xul
@@ -32,7 +32,7 @@
       this.invoke = function openMenu_invoke()
       {
         var tree;
-        if (LINUX) {
+        if (LINUX || SOLARIS) {
           tree =
             { PARENT_MENUITEM: [ ] };
 
@@ -51,7 +51,7 @@
       this.finalCheck = function openMenu_finalCheck()
       {
         var tree;
-        if (LINUX) {
+        if (LINUX || SOLARIS) {
           tree =
             { PARENT_MENUITEM: [
               { MENUITEM: [ ] },
diff --git a/application/basilisk/installer/package-manifest.in b/application/basilisk/installer/package-manifest.in
index bffab0f6e..d8f65bcfb 100644
--- a/application/basilisk/installer/package-manifest.in
+++ b/application/basilisk/installer/package-manifest.in
@@ -685,6 +685,13 @@
 #ifndef MOZ_SYSTEM_NSS
 #if defined(XP_LINUX) && !defined(ANDROID)
 @BINPATH@/@DLL_PREFIX@freeblpriv3@DLL_SUFFIX@
+#elif defined(XP_SOLARIS) && defined(SPARC64)
+@BINPATH@/@DLL_PREFIX@freebl_64fpu_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl_64int_3@DLL_SUFFIX@
+#elif defined(XP_SOLARIS) && defined(SPARC)
+@BINPATH@/@DLL_PREFIX@freebl_32fpu_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl_32int64_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl3@DLL_SUFFIX@
 #else
 @BINPATH@/@DLL_PREFIX@freebl3@DLL_SUFFIX@
 #endif
diff --git a/application/palemoon/installer/package-manifest.in b/application/palemoon/installer/package-manifest.in
index f95f18f77..e24b605e8 100644
--- a/application/palemoon/installer/package-manifest.in
+++ b/application/palemoon/installer/package-manifest.in
@@ -296,6 +296,13 @@
 #ifndef MOZ_SYSTEM_NSS
 #if defined(XP_LINUX) && !defined(ANDROID)
 @BINPATH@/@DLL_PREFIX@freeblpriv3@DLL_SUFFIX@
+#elif defined(XP_SOLARIS) && defined(SPARC64)
+@BINPATH@/@DLL_PREFIX@freebl_64fpu_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl_64int_3@DLL_SUFFIX@
+#elif defined(XP_SOLARIS) && defined(SPARC)
+@BINPATH@/@DLL_PREFIX@freebl_32fpu_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl_32int64_3@DLL_SUFFIX@
+@BINPATH@/@DLL_PREFIX@freebl3@DLL_SUFFIX@
 #else
 @BINPATH@/@DLL_PREFIX@freebl3@DLL_SUFFIX@
 #endif
diff --git a/application/palemoon/moz.configure b/application/palemoon/moz.configure
index 72236254f..de9b10b16 100644
--- a/application/palemoon/moz.configure
+++ b/application/palemoon/moz.configure
@@ -5,3 +5,5 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 include('../../toolkit/moz.configure')
+
+
diff --git a/build/autoconf/icu.m4 b/build/autoconf/icu.m4
index 89c53c52c..d3cc3113d 100644
--- a/build/autoconf/icu.m4
+++ b/build/autoconf/icu.m4
@@ -35,7 +35,7 @@ if test -n "$USE_ICU"; then
         fi
     fi
 
-    version=`sed -n 's/^[[[:space:]]]*#[[:space:]]*define[[:space:]][[:space:]]*U_ICU_VERSION_MAJOR_NUM[[:space:]][[:space:]]*\([0-9][0-9]*\)[[:space:]]*$/\1/p' "$icudir/common/unicode/uvernum.h"`
+    version=`${TOOLCHAIN_PREFIX}sed -n 's/^[[[:space:]]]*#[[:space:]]*define[[:space:]][[:space:]]*U_ICU_VERSION_MAJOR_NUM[[:space:]][[:space:]]*\([0-9][0-9]*\)[[:space:]]*$/\1/p' "$icudir/common/unicode/uvernum.h"`
     if test x"$version" = x; then
        AC_MSG_ERROR([cannot determine icu version number from uvernum.h header file $lineno])
     fi
diff --git a/build/gyp.mozbuild b/build/gyp.mozbuild
index 545b888bd..fd8714ecf 100644
--- a/build/gyp.mozbuild
+++ b/build/gyp.mozbuild
@@ -89,6 +89,7 @@ flavors = {
     'Android': 'android',
     'Linux': 'linux',
     'Darwin': 'mac' if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa' else 'ios',
+    'SunOS': 'solaris',
     'GNU/kFreeBSD': 'freebsd',
     'DragonFly': 'dragonfly',
     'FreeBSD': 'freebsd',
diff --git a/build/moz.configure/init.configure b/build/moz.configure/init.configure
index 7664591ad..a275957b7 100644
--- a/build/moz.configure/init.configure
+++ b/build/moz.configure/init.configure
@@ -336,6 +336,8 @@ def split_triplet(triplet):
         canonical_os = canonical_kernel = 'NetBSD'
     elif os.startswith('openbsd'):
         canonical_os = canonical_kernel = 'OpenBSD'
+    elif os.startswith('solaris'):
+        canonical_os = canonical_kernel = 'SunOS'
     else:
         die('Unknown OS: %s' % os)
 
@@ -569,6 +571,28 @@ def target_is_linux(target):
 
 set_define('XP_LINUX', target_is_linux)
 
+@depends(target)
+def target_is_solaris(target):
+    if target.kernel == 'SunOS':
+        return True
+
+set_define('XP_SOLARIS', target_is_solaris)
+
+@depends(target)
+def target_is_sparc(target):
+    if target.cpu == 'sparc':
+        return True
+
+set_define('SPARC', target_is_sparc)
+
+@depends(target)
+def target_is_sparc64(target):
+    if target.cpu == 'sparc64':
+        return True
+
+set_define('SPARC64', target_is_sparc64)
+
+
 # The application/project to build
 # ==============================================================
 option('--enable-application', nargs=1, env='MOZ_BUILD_APP',
diff --git a/build/moz.configure/memory.configure b/build/moz.configure/memory.configure
index 398413b62..1292d7273 100644
--- a/build/moz.configure/memory.configure
+++ b/build/moz.configure/memory.configure
@@ -58,6 +58,9 @@ def jemalloc_os_define(jemalloc, target):
             return 'MOZ_MEMORY_DARWIN'
         if target.kernel in ('kFreeBSD', 'FreeBSD', 'NetBSD'):
             return 'MOZ_MEMORY_BSD'
+        if target.kernel == 'SunOS':
+            return 'MOZ_MEMORY_SOLARIS'
+
         die('--enable-jemalloc is not supported on %s', target.kernel)
 
 set_define(jemalloc_os_define, '1')
diff --git a/config/external/ffi/moz.build b/config/external/ffi/moz.build
index e9ef07de3..01ccd0547 100644
--- a/config/external/ffi/moz.build
+++ b/config/external/ffi/moz.build
@@ -35,9 +35,17 @@ else:
         'FFI_NO_RAW_API': True,
         'HAVE_AS_ASCII_PSEUDO_OP': True,
         'HAVE_AS_STRING_PSEUDO_OP': True,
-        'HAVE_AS_X86_64_UNWIND_SECTION_TYPE': True,
     })
 
+# This should NEVER be true on 32-bit x86 systems. It's called x86_64 unwind 
+# section type for a reason. By rights the way it was before should have broken
+# all 32-bit builds on x86.
+
+    if CONFIG['FFI_TARGET'] == 'X86':
+        DEFINES['HAVE_AS_X86_64_UNWIND_SECTION_TYPE'] = False
+    else:
+        DEFINES['HAVE_AS_X86_64_UNWIND_SECTION_TYPE'] = True
+
     if CONFIG['MOZ_DEBUG']:
         DEFINES['FFI_DEBUG'] = True
         if not CONFIG['MOZ_NO_DEBUG_RTL']:
@@ -49,14 +57,28 @@ else:
     if CONFIG['OS_TARGET'] not in ('WINNT', 'Darwin'):
         DEFINES['HAVE_HIDDEN_VISIBILITY_ATTRIBUTE'] = True
 
-    if CONFIG['INTEL_ARCHITECTURE']:
+# Solaris uses datarel encoding for x86. This causes a lot of really stupid 
+# problems, like the vast majority of x86 assembler not being considered PIC 
+# on Solaris.
+
+    if CONFIG['INTEL_ARCHITECTURE'] and CONFIG['OS_TARGET'] != 'SunOS':
+        DEFINES['HAVE_AS_X86_PCREL'] = True
+
+# Which is why they apparently don't do this anymore on amd64.
+
+    if CONFIG['FFI_TARGET'] == 'X86_64' and CONFIG['OS_TARGET'] == 'SunOS':
         DEFINES['HAVE_AS_X86_PCREL'] = True
 
     # Don't bother setting EH_FRAME_FLAGS on Windows.
     # Quoted defines confuse msvcc.sh, and the value isn't used there.
     if CONFIG['OS_TARGET'] != 'WINNT':
+        # Solaris seems to require EH_FRAME to be writable even on x86.
+        # It works fine most of the time and there's no rule against it, 
+        # but it causes a lot of weird problems.
         if CONFIG['FFI_TARGET'] == 'ARM':
             DEFINES['EH_FRAME_FLAGS'] = '"aw"'
+        elif CONFIG['FFI_TARGET'] == 'X86' and CONFIG['OS_TARGET'] == 'SunOS':
+            DEFINES['EH_FRAME_FLAGS'] = '"aw"'
         else:
             DEFINES['EH_FRAME_FLAGS'] = '"a"'
 
diff --git a/config/external/nspr/pr/moz.build b/config/external/nspr/pr/moz.build
index af710f850..1d2df3099 100644
--- a/config/external/nspr/pr/moz.build
+++ b/config/external/nspr/pr/moz.build
@@ -51,6 +51,20 @@ elif CONFIG['OS_TARGET'] == 'Darwin':
     ]
     if not CONFIG['MOZ_IOS']:
         DEFINES['HAVE_CRT_EXTERNS_H'] = True
+elif CONFIG['OS_TARGET'] == 'SunOS':
+    DEFINES.update(
+        HAVE_FCNTL_FILE_LOCKING=True,
+        HAVE_SOCKLEN_T=True,
+        _PR_HAVE_OFF64_T=True,
+        _PR_INET6=True,
+    )
+    DEFINES['SOLARIS'] = True
+    SOURCES += ['/nsprpub/pr/src/md/unix/solaris.c']
+    if CONFIG['CPU_ARCH'] == 'x86_64':
+        SOURCES += ['/nsprpub/pr/src/md/unix/os_SunOS_x86_64.s']
+        DEFINES['USE_64'] = True
+    elif CONFIG['CPU_ARCH'] == 'x86':
+        SOURCES += ['/nsprpub/pr/src/md/unix/os_SunOS_x86.s']
 elif CONFIG['OS_TARGET'] == 'WINNT':
     OS_LIBS += [
         'advapi32',
@@ -224,6 +238,7 @@ EXPORTS.nspr.md += [
     '/nsprpub/pr/include/md/_linux.cfg',
     '/nsprpub/pr/include/md/_netbsd.cfg',
     '/nsprpub/pr/include/md/_openbsd.cfg',
+    '/nsprpub/pr/include/md/_solaris.cfg',
     '/nsprpub/pr/include/md/_win95.cfg',
 ]
 
diff --git a/config/external/nspr/prcpucfg.h b/config/external/nspr/prcpucfg.h
index 5f7962733..8769abeeb 100644
--- a/config/external/nspr/prcpucfg.h
+++ b/config/external/nspr/prcpucfg.h
@@ -22,6 +22,8 @@
 #include "md/_openbsd.cfg"
 #elif defined(__linux__)
 #include "md/_linux.cfg"
+#elif defined(__sun__)
+#include "md/_solaris.cfg"
 #else
 #error "Unsupported platform!"
 #endif
diff --git a/config/external/nss/Makefile.in b/config/external/nss/Makefile.in
index 2c266eb20..71954b403 100644
--- a/config/external/nss/Makefile.in
+++ b/config/external/nss/Makefile.in
@@ -43,6 +43,21 @@ endif
 # Default
 HAVE_FREEBL_LIBS = 1
 
+# SunOS SPARC
+
+ifeq ($(OS_ARCH), SunOS)
+ifneq (86,$(findstring 86,$(OS_TEST)))
+ifdef HAVE_64BIT_BUILD
+HAVE_FREEBL_LIBS = 
+HAVE_FREEBL_LIBS_64 = 1
+else 
+HAVE_FREEBL_LIBS =
+HAVE_FREEBL_LIBS_32FPU = 1
+HAVE_FREEBL_LIBS_32INT64 = 1
+endif
+endif
+endif
+
 ifeq ($(OS_TARGET),Linux)
 HAVE_FREEBL_LIBS = 
 HAVE_FREEBL_LIBS_PRIV = 1
@@ -317,6 +332,11 @@ NSS_DIST_DLL_DEST := $(DIST)/bin
 NSS_DIST_DLL_TARGET := target
 INSTALL_TARGETS += NSS_DIST_DLL
 
+ifeq ($(OS_ARCH)_$(1), SunOS_softokn3)
+# has to use copy mode on Solaris, see #665509
+$(DIST)/bin/$(DLL_PREFIX)softokn3$(DLL_SUFFIX): INSTALL := $(NSINSTALL) -t
+endif
+
 NSS_SDK_LIB_FILES := \
   $(addprefix $(DIST)/lib/$(LIB_PREFIX),$(addsuffix .$(LIB_SUFFIX),$(SDK_LIBS))) \
   $(addprefix $(DIST)/bin/$(DLL_PREFIX),$(addsuffix $(DLL_SUFFIX),$(NSS_DLLS))) \
diff --git a/config/system-headers b/config/system-headers
index 683c9d337..b4f901792 100644
--- a/config/system-headers
+++ b/config/system-headers
@@ -1,3 +1,4 @@
+atomic.h
 nspr.h
 plarena.h
 plarenas.h
diff --git a/dom/base/nsContentUtils.h b/dom/base/nsContentUtils.h
index 299a8e859..606d67de9 100644
--- a/dom/base/nsContentUtils.h
+++ b/dom/base/nsContentUtils.h
@@ -9,10 +9,14 @@
 #ifndef nsContentUtils_h___
 #define nsContentUtils_h___
 
-#if defined(XP_WIN)
+#ifdef XP_WIN
 #include <float.h>
 #endif
 
+#ifdef XP_SOLARIS
+#include <ieeefp.h>
+#endif	
+
 #include "js/TypeDecls.h"
 #include "js/Value.h"
 #include "js/RootingAPI.h"
diff --git a/dom/media/AudioStream.h b/dom/media/AudioStream.h
index acc38b93d..199314d4b 100644
--- a/dom/media/AudioStream.h
+++ b/dom/media/AudioStream.h
@@ -17,6 +17,10 @@
 #include "mozilla/UniquePtr.h"
 #include "CubebUtils.h"
 #include "soundtouch/SoundTouchFactory.h"
+#ifdef XP_SOLARIS
+#include "soundtouch/SoundTouch.h"
+#endif
+
 
 namespace mozilla {
 
diff --git a/dom/plugins/base/npapi.h b/dom/plugins/base/npapi.h
index 12ac635c7..e554aaabc 100644
--- a/dom/plugins/base/npapi.h
+++ b/dom/plugins/base/npapi.h
@@ -327,9 +327,12 @@ typedef enum {
 #define NP_ABI_GCC3_MASK  0x10000000
 /*
  *   gcc 3.x generated vtables on UNIX and OSX are incompatible with
- *   previous compilers.
+ *   previous compilers. Flash plugin binaries for Solaris were compiled
+ *   with Sun Studio, so this has to be false to make things work. This may
+ *   become a problem in the future when/if new plugins are compiled with 
+ *   GCC, however.
  */
-#if (defined(XP_UNIX) && defined(__GNUC__) && (__GNUC__ >= 3))
+#if (defined(XP_UNIX) && defined(__GNUC__) && (__GNUC__ >= 3) && !defined(XP_SOLARIS))
 #define _NP_ABI_MIXIN_FOR_GCC3 NP_ABI_GCC3_MASK
 #else
 #define _NP_ABI_MIXIN_FOR_GCC3 0
diff --git a/dom/plugins/base/nptypes.h b/dom/plugins/base/nptypes.h
index c36532472..d0cef6540 100644
--- a/dom/plugins/base/nptypes.h
+++ b/dom/plugins/base/nptypes.h
@@ -22,6 +22,19 @@
   typedef unsigned int uint32_t;
   typedef long long int64_t;
   typedef unsigned long long uint64_t;
+#elif defined(__sun)
+  /*
+   * SunOS ships an inttypes.h header that defines [u]int32_t,
+   * but not bool for C.
+   */
+  #include <inttypes.h>
+
+
+  #ifndef __cplusplus
+    typedef int bool;
+    #define true   1
+    #define false  0
+  #endif  
 #elif defined(bsdi) || defined(FREEBSD) || defined(OPENBSD)
   /*
    * BSD/OS, FreeBSD, and OpenBSD ship sys/types.h that define int32_t and
diff --git a/dom/plugins/base/nsPluginsDirUnix.cpp b/dom/plugins/base/nsPluginsDirUnix.cpp
index e6956c34c..de3b7a2d1 100644
--- a/dom/plugins/base/nsPluginsDirUnix.cpp
+++ b/dom/plugins/base/nsPluginsDirUnix.cpp
@@ -19,7 +19,9 @@
 #include "nsIPrefService.h"
 
 #define LOCAL_PLUGIN_DLL_SUFFIX ".so"
-#if defined(LINUX)
+#ifdef XP_SOLARIS
+#define DEFAULT_X11_PATH "/usr/openwin/lib"
+#elif defined(LINUX)
 #define DEFAULT_X11_PATH "/usr/X11R6/lib/"
 #elif defined(__APPLE__)
 #define DEFAULT_X11_PATH "/usr/X11R6/lib"
@@ -92,7 +94,11 @@ static bool LoadExtraSharedLib(const char *name, char **soname, bool tryToGetSon
 
 #define PLUGIN_MAX_NUMBER_OF_EXTRA_LIBS 32
 #define PREF_PLUGINS_SONAME "plugin.soname.list"
+#ifdef XP_SOLARIS
+#define DEFAULT_EXTRA_LIBS_LIST "libXt" LOCAL_PLUGIN_DLL_SUFFIX ":libXext" LOCAL_PLUGIN_DLL_SUFFIX ":libXm" LOCAL_PLUGIN_DLL_SUFFIX
+#else
 #define DEFAULT_EXTRA_LIBS_LIST "libXt" LOCAL_PLUGIN_DLL_SUFFIX ":libXext" LOCAL_PLUGIN_DLL_SUFFIX
+#endif
 /*
  this function looks for
  user_pref("plugin.soname.list", "/usr/X11R6/lib/libXt.so.6:libXext.so");
@@ -264,11 +270,15 @@ nsresult nsPluginFile::LoadPlugin(PRLibrary **outLibrary)
     // at runtime.  Explicitly opening Xt/Xext into the global
     // namespace before attempting to load the plug-in seems to
     // work fine.
-
-
+#if defined(XP_SOLARIS)
+    // Acrobat/libXm: Lazy resolving might cause crash later (bug 211587)
+    *outLibrary = PR_LoadLibraryWithFlags(libSpec, PR_LD_NOW);
+    pLibrary = *outLibrary;
+#else
     // Some dlopen() doesn't recover from a failed PR_LD_NOW (bug 223744)
     *outLibrary = PR_LoadLibraryWithFlags(libSpec, 0);
     pLibrary = *outLibrary;
+#endif    
     if (!pLibrary) {
         LoadExtraSharedLibs();
         // try reload plugin once more
diff --git a/dom/plugins/ipc/PluginMessageUtils.cpp b/dom/plugins/ipc/PluginMessageUtils.cpp
index 47653fe6e..5b1d1667f 100644
--- a/dom/plugins/ipc/PluginMessageUtils.cpp
+++ b/dom/plugins/ipc/PluginMessageUtils.cpp
@@ -82,7 +82,7 @@ MediateRace(const MessageChannel::MessageInfo& parent,
   }
 }
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
 static string
 ReplaceAll(const string& haystack, const string& needle, const string& with)
 {
@@ -101,7 +101,7 @@ ReplaceAll(const string& haystack, const string& needle, const string& with)
 string
 MungePluginDsoPath(const string& path)
 {
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   // https://bugzilla.mozilla.org/show_bug.cgi?id=519601
   return ReplaceAll(path, "netscape", "netsc@pe");
 #else
@@ -112,7 +112,7 @@ MungePluginDsoPath(const string& path)
 string
 UnmungePluginDsoPath(const string& munged)
 {
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   return ReplaceAll(munged, "netsc@pe", "netscape");
 #else
   return munged;
diff --git a/dom/plugins/ipc/PluginModuleChild.cpp b/dom/plugins/ipc/PluginModuleChild.cpp
index cbf6e509f..f943dfc42 100644
--- a/dom/plugins/ipc/PluginModuleChild.cpp
+++ b/dom/plugins/ipc/PluginModuleChild.cpp
@@ -286,7 +286,7 @@ PluginModuleChild::InitForChrome(const std::string& aPluginFilename,
 
     // TODO: use PluginPRLibrary here
 
-#if defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
     mShutdownFunc =
         (NP_PLUGINSHUTDOWN) PR_FindFunctionSymbol(mLibrary, "NP_Shutdown");
 
@@ -1821,7 +1821,7 @@ PluginModuleChild::AnswerNP_GetEntryPoints(NPError* _retval)
     AssertPluginThread();
     MOZ_ASSERT(mIsChrome);
 
-#if defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
     return true;
 #elif defined(OS_WIN) || defined(OS_MACOSX)
     *_retval = mGetEntryPointsFunc(&mFunctions);
@@ -1866,7 +1866,7 @@ PluginModuleChild::DoNP_Initialize(const PluginSettings& aSettings)
 #endif
 
     NPError result;
-#if defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
     result = mInitializeFunc(&sBrowserFuncs, &mFunctions);
 #elif defined(OS_WIN) || defined(OS_MACOSX)
     result = mInitializeFunc(&sBrowserFuncs);
diff --git a/dom/plugins/ipc/PluginModuleChild.h b/dom/plugins/ipc/PluginModuleChild.h
index 681743582..5e4fa7d20 100644
--- a/dom/plugins/ipc/PluginModuleChild.h
+++ b/dom/plugins/ipc/PluginModuleChild.h
@@ -258,7 +258,7 @@ private:
 
     // we get this from the plugin
     NP_PLUGINSHUTDOWN mShutdownFunc;
-#if defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
     NP_PLUGINUNIXINIT mInitializeFunc;
 #elif defined(OS_WIN) || defined(OS_MACOSX)
     NP_PLUGININIT mInitializeFunc;
diff --git a/editor/libeditor/tests/test_htmleditor_keyevent_handling.html b/editor/libeditor/tests/test_htmleditor_keyevent_handling.html
index 414045ac0..bfec290a5 100644
--- a/editor/libeditor/tests/test_htmleditor_keyevent_handling.html
+++ b/editor/libeditor/tests/test_htmleditor_keyevent_handling.html
@@ -27,7 +27,7 @@ var htmlEditor = document.getElementById("htmlEditor");
 
 const kIsMac = navigator.platform.indexOf("Mac") == 0;
 const kIsWin = navigator.platform.indexOf("Win") == 0;
-const kIsLinux = navigator.platform.indexOf("Linux") == 0;
+const kIsLinux = navigator.platform.indexOf("Linux") == 0 || navigator.platform.indexOf("SunOS") == 0 ;
 
 function runTests()
 {
diff --git a/editor/reftests/xul/platform.js b/editor/reftests/xul/platform.js
index a8633fb09..d3f5d33bf 100644
--- a/editor/reftests/xul/platform.js
+++ b/editor/reftests/xul/platform.js
@@ -13,6 +13,8 @@ if (/Windows/.test(ua)) {
 }
 else if (/Linux/.test(ua))
   id = "linux";
+else if (/SunOS/.test(ua))
+  id = "linux";	
 else if (/Mac OS X/.test(ua))
   id = "mac";
 
diff --git a/intl/icu/source/common/uposixdefs.h b/intl/icu/source/common/uposixdefs.h
index 495deea49..a5b7fd09f 100644
--- a/intl/icu/source/common/uposixdefs.h
+++ b/intl/icu/source/common/uposixdefs.h
@@ -54,7 +54,7 @@
  *
  * z/OS needs this definition for timeval and to get usleep.
  */
-#if !defined(_XOPEN_SOURCE_EXTENDED)
+#if !defined(_XOPEN_SOURCE_EXTENDED) && (U_PLATFORM != U_PF_SOLARIS)
 #   define _XOPEN_SOURCE_EXTENDED 1
 #endif
 
diff --git a/ipc/chromium/chromium-config.mozbuild b/ipc/chromium/chromium-config.mozbuild
index 9df182cb8..f045bca54 100644
--- a/ipc/chromium/chromium-config.mozbuild
+++ b/ipc/chromium/chromium-config.mozbuild
@@ -41,6 +41,9 @@ else:
     if CONFIG['OS_ARCH'] == 'Darwin':
         DEFINES['OS_MACOSX'] = 1
 
+    elif CONFIG['OS_ARCH'] == 'SunOS':
+        DEFINES['OS_SOLARIS'] = 1
+
     elif CONFIG['OS_ARCH'] == 'DragonFly':
         DEFINES.update({
             'OS_DRAGONFLY': 1,
diff --git a/ipc/chromium/moz.build b/ipc/chromium/moz.build
index f047e7011..ba5f4e512 100644
--- a/ipc/chromium/moz.build
+++ b/ipc/chromium/moz.build
@@ -132,12 +132,21 @@ if os_linux:
         DEFINES['ANDROID'] = True
         DEFINES['_POSIX_MONOTONIC_CLOCK'] = 0
 
-if os_bsd or os_linux:
+if os_bsd or os_linux or os_solaris:
     if 'gtk' in CONFIG['MOZ_WIDGET_TOOLKIT']:
         SOURCES += [
             'src/base/message_pump_glib.cc',
         ]
 
+if os_solaris:
+   SOURCES += [
+       'src/base/atomicops_internals_x86_gcc.cc',
+       'src/base/process_util_linux.cc',
+       'src/base/time_posix.cc',
+]
+
+LOCAL_INCLUDES += ['src/third_party/libevent/linux']
+
 ost = CONFIG['OS_TEST']
 if '86' not in ost and 'arm' not in ost and 'aarch64' != ost and 'mips' not in ost:
     SOURCES += [
diff --git a/ipc/chromium/src/base/message_loop.cc b/ipc/chromium/src/base/message_loop.cc
index 3c794b276..638018feb 100644
--- a/ipc/chromium/src/base/message_loop.cc
+++ b/ipc/chromium/src/base/message_loop.cc
@@ -21,7 +21,7 @@
 #if defined(OS_POSIX)
 #include "base/message_pump_libevent.h"
 #endif
-#if defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_BSD) || defined (OS_SOLARIS)
 #if defined(MOZ_WIDGET_GTK)
 #include "base/message_pump_glib.h"
 #endif
@@ -149,7 +149,7 @@ MessageLoop::MessageLoop(Type type, nsIThread* aThread)
   if (type_ == TYPE_UI) {
 #if defined(OS_MACOSX)
     pump_ = base::MessagePumpMac::Create();
-#elif defined(OS_LINUX) || defined(OS_BSD)
+#elif defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
     pump_ = new base::MessagePumpForUI();
 #endif  // OS_LINUX
   } else if (type_ == TYPE_IO) {
diff --git a/ipc/chromium/src/base/message_pump_glib.cc b/ipc/chromium/src/base/message_pump_glib.cc
index 36ebfdd69..24081bd8b 100644
--- a/ipc/chromium/src/base/message_pump_glib.cc
+++ b/ipc/chromium/src/base/message_pump_glib.cc
@@ -9,6 +9,9 @@
 #include <fcntl.h>
 #include <math.h>
 
+#ifdef OS_SOLARIS
+#include <unistd.h>
+#endif
 #include <gtk/gtk.h>
 #include <glib.h>
 
@@ -131,6 +134,12 @@ MessagePumpForUI::MessagePumpForUI()
   // Create our wakeup pipe, which is used to flag when work was scheduled.
   int fds[2];
   CHECK(pipe(fds) == 0);
+#ifdef OS_SOLARIS
+  int flags = fcntl(fds[0], F_GETFL,0);
+  if (flags == -1)
+    flags = 0;
+  fcntl(fds[0], F_SETFL, flags | O_NDELAY);
+#endif
   wakeup_pipe_read_  = fds[0];
   wakeup_pipe_write_ = fds[1];
   wakeup_gpollfd_->fd = wakeup_pipe_read_;
@@ -238,11 +247,15 @@ bool MessagePumpForUI::HandleCheck() {
   // whether there was data, so this read shouldn't block.
   if (wakeup_gpollfd_->revents & G_IO_IN) {
     pipe_full_ = false;
-
+#ifndef OS_SOLARIS
     char msg;
     if (HANDLE_EINTR(read(wakeup_pipe_read_, &msg, 1)) != 1 || msg != '!') {
       NOTREACHED() << "Error reading from the wakeup pipe.";
     }
+#else
+    char buf[32];
+    while (HANDLE_EINTR(read(wakeup_pipe_read_, &buf, 32)));
+#endif
     // Since we ate the message, we need to record that we have more work,
     // because HandleCheck() may be called without HandleDispatch being called
     // afterwards.
@@ -311,6 +324,10 @@ void MessagePumpForUI::ScheduleWork() {
   // variables as we would then need locks all over.  This ensures that if
   // we are sleeping in a poll that we will wake up.
   char msg = '!';
+#ifdef OS_SOLARIS
+  char buf[32];
+  while (HANDLE_EINTR(read(wakeup_pipe_read_, &buf, 32)));
+#endif  
   if (HANDLE_EINTR(write(wakeup_pipe_write_, &msg, 1)) != 1) {
     NOTREACHED() << "Could not write to the UI message loop wakeup pipe!";
   }
diff --git a/ipc/chromium/src/base/message_pump_libevent.cc b/ipc/chromium/src/base/message_pump_libevent.cc
index 3cca238c1..51d3205b8 100644
--- a/ipc/chromium/src/base/message_pump_libevent.cc
+++ b/ipc/chromium/src/base/message_pump_libevent.cc
@@ -8,6 +8,9 @@
 
 #include <errno.h>
 #include <fcntl.h>
+#ifdef OS_SOLARIS
+#include <sys/stat.h>
+#endif
 #if defined(ANDROID) || defined(OS_POSIX)
 #include <unistd.h>
 #endif
@@ -21,7 +24,7 @@
 #include "mozilla/UniquePtr.h"
 
 // This macro checks that the _EVENT_SIZEOF_* constants defined in
-// ipc/chromiume/src/third_party/<platform>/event2/event-config.h are correct.
+// ipc/chromium/src/third_party/<platform>/event2/event-config.h are correct.
 #if defined(_EVENT_SIZEOF_SHORT)
 #define CHECK_EVENT_SIZEOF(TYPE, type) \
     static_assert(_EVENT_SIZEOF_##TYPE == sizeof(type), \
diff --git a/ipc/chromium/src/base/platform_thread.h b/ipc/chromium/src/base/platform_thread.h
index 727a13a84..3432128a6 100644
--- a/ipc/chromium/src/base/platform_thread.h
+++ b/ipc/chromium/src/base/platform_thread.h
@@ -24,7 +24,7 @@ typedef void* PlatformThreadHandle;  // HANDLE
 #elif defined(OS_POSIX)
 #include <pthread.h>
 typedef pthread_t PlatformThreadHandle;
-#if defined(OS_LINUX) || defined(OS_OPENBSD) || defined(__GLIBC__)
+#if defined(OS_LINUX) || defined(OS_OPENBSD) || defined(OS_SOLARIS) || defined(__GLIBC__)
 #include <unistd.h>
 typedef pid_t PlatformThreadId;
 #elif defined(OS_BSD)
diff --git a/ipc/chromium/src/base/platform_thread_posix.cc b/ipc/chromium/src/base/platform_thread_posix.cc
index 4acd95f23..fdb2d9200 100644
--- a/ipc/chromium/src/base/platform_thread_posix.cc
+++ b/ipc/chromium/src/base/platform_thread_posix.cc
@@ -49,7 +49,7 @@ PlatformThreadId PlatformThread::CurrentId() {
   return port;
 #elif defined(OS_LINUX)
   return syscall(__NR_gettid);
-#elif defined(OS_OPENBSD) || defined(__GLIBC__)
+#elif defined(OS_OPENBSD) || defined(OS_SOLARIS) || defined(__GLIBC__)
   return (intptr_t) (pthread_self());
 #elif defined(OS_NETBSD)
   return _lwp_self();
@@ -103,6 +103,8 @@ void PlatformThread::SetName(const char* name) {
   pthread_setname_np(pthread_self(), "%s", (void *)name);
 #elif defined(OS_BSD) && !defined(__GLIBC__)
   pthread_set_name_np(pthread_self(), name);
+#elif defined(OS_SOLARIS)
+  pthread_setname_np(pthread_self(), name);  
 #else
 #endif
 }
diff --git a/ipc/chromium/src/base/process_util.h b/ipc/chromium/src/base/process_util.h
index 4df1f29fb..4bb125681 100644
--- a/ipc/chromium/src/base/process_util.h
+++ b/ipc/chromium/src/base/process_util.h
@@ -19,7 +19,7 @@
 #ifndef STDOUT_FILENO
 #define STDOUT_FILENO 1
 #endif
-#elif defined(OS_LINUX) || defined(__GLIBC__)
+#elif defined(OS_LINUX) || defined(OS_SOLARIS) || defined(__GLIBC__)
 #include <dirent.h>
 #include <limits.h>
 #include <sys/types.h>
@@ -39,26 +39,7 @@
 #include "base/command_line.h"
 #include "base/process.h"
 
-#if defined(OS_WIN)
-typedef PROCESSENTRY32 ProcessEntry;
-typedef IO_COUNTERS IoCounters;
-#elif defined(OS_POSIX)
-// TODO(port): we should not rely on a Win32 structure.
-struct ProcessEntry {
-  int pid;
-  int ppid;
-  char szExeFile[NAME_MAX + 1];
-};
-
-struct IoCounters {
-  unsigned long long ReadOperationCount;
-  unsigned long long WriteOperationCount;
-  unsigned long long OtherOperationCount;
-  unsigned long long ReadTransferCount;
-  unsigned long long WriteTransferCount;
-  unsigned long long OtherTransferCount;
-};
-
+#if defined(OS_POSIX)
 #include "base/file_descriptor_shuffle.h"
 #endif
 
diff --git a/ipc/chromium/src/base/process_util_linux.cc b/ipc/chromium/src/base/process_util_linux.cc
index 57388ccb0..a0d5ae816 100644
--- a/ipc/chromium/src/base/process_util_linux.cc
+++ b/ipc/chromium/src/base/process_util_linux.cc
@@ -34,11 +34,6 @@
 
 namespace {
 
-enum ParsingState {
-  KEY_NAME,
-  KEY_VALUE
-};
-
 static mozilla::EnvironmentLog gProcessLog("MOZ_PROCESS_LOG");
 
 }  // namespace
diff --git a/ipc/chromium/src/base/process_util_posix.cc b/ipc/chromium/src/base/process_util_posix.cc
index ade3ebe5e..3eb952a32 100644
--- a/ipc/chromium/src/base/process_util_posix.cc
+++ b/ipc/chromium/src/base/process_util_posix.cc
@@ -117,7 +117,7 @@ void CloseSuperfluousFds(const base::InjectiveMultimap& saved_mapping) {
 #if defined(ANDROID)
   static const rlim_t kSystemDefaultMaxFds = 1024;
   static const char kFDDir[] = "/proc/self/fd";
-#elif defined(OS_LINUX)
+#elif defined(OS_LINUX) || defined(OS_SOLARIS)
   static const rlim_t kSystemDefaultMaxFds = 8192;
   static const char kFDDir[] = "/proc/self/fd";
 #elif defined(OS_MACOSX)
@@ -209,7 +209,7 @@ void CloseSuperfluousFds(const base::InjectiveMultimap& saved_mapping) {
 // TODO(agl): Remove this function. It's fundamentally broken for multithreaded
 // apps.
 void SetAllFDsToCloseOnExec() {
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   const char fd_dir[] = "/proc/self/fd";
 #elif defined(OS_MACOSX) || defined(OS_BSD)
   const char fd_dir[] = "/dev/fd";
diff --git a/ipc/chromium/src/base/sys_info_posix.cc b/ipc/chromium/src/base/sys_info_posix.cc
index 81ec78053..632aa2f37 100644
--- a/ipc/chromium/src/base/sys_info_posix.cc
+++ b/ipc/chromium/src/base/sys_info_posix.cc
@@ -121,7 +121,11 @@ std::wstring SysInfo::GetEnvVar(const wchar_t* var) {
 
 // static
 std::string SysInfo::OperatingSystemName() {
+#ifndef XP_SOLARIS)	
   utsname info;
+#else
+  struct utsname info;
+#endif  
   if (uname(&info) < 0) {
     NOTREACHED();
     return "";
@@ -129,9 +133,17 @@ std::string SysInfo::OperatingSystemName() {
   return std::string(info.sysname);
 }
 
+// Solaris <sys/utsname.h> contains "extern struct utsname utsname;" 
+// As a consequence, any use of utsname has to be preceded with struct on 
+// Solaris. See Mozilla bugs 758483 and 1353332.
+
 // static
 std::string SysInfo::CPUArchitecture() {
+#ifndef XP_SOLARIS	
   utsname info;
+#else
+  struct utsname info;
+#endif  
   if (uname(&info) < 0) {
     NOTREACHED();
     return "";
diff --git a/ipc/chromium/src/base/time.h b/ipc/chromium/src/base/time.h
index 55bc7b451..cee463579 100644
--- a/ipc/chromium/src/base/time.h
+++ b/ipc/chromium/src/base/time.h
@@ -28,7 +28,7 @@
 
 #include "base/basictypes.h"
 
-#if defined(OS_WIN)
+#ifdef OS_WIN
 // For FILETIME in FromFileTime, until it moves to a new converter class.
 // See TODO(iyengar) below.
 #include <windows.h>
@@ -64,6 +64,10 @@ class TimeDelta {
     return delta_;
   }
 
+#ifdef OS_SOLARIS
+  struct timespec ToTimeSpec() const;
+#endif
+
   // Returns the time delta in some unit. The F versions return a floating
   // point value, the "regular" versions return a rounded-down value.
   int InDays() const;
@@ -226,8 +230,11 @@ class Time {
   static Time FromDoubleT(double dt);
   double ToDoubleT() const;
 
+#ifdef OS_SOLARIS
+  struct timeval ToTimeVal() const;
+#endif  
 
-#if defined(OS_WIN)
+#ifdef OS_WIN
   static Time FromFileTime(FILETIME ft);
   FILETIME ToFileTime() const;
 #endif
diff --git a/ipc/chromium/src/base/time_posix.cc b/ipc/chromium/src/base/time_posix.cc
index 2eb76a989..5e0a922d9 100644
--- a/ipc/chromium/src/base/time_posix.cc
+++ b/ipc/chromium/src/base/time_posix.cc
@@ -67,11 +67,13 @@ Time Time::FromExploded(bool is_local, const Exploded& exploded) {
   timestruct.tm_wday   = exploded.day_of_week;  // mktime/timegm ignore this
   timestruct.tm_yday   = 0;     // mktime/timegm ignore this
   timestruct.tm_isdst  = -1;    // attempt to figure it out
+#ifndef OS_SOLARIS  
   timestruct.tm_gmtoff = 0;     // not a POSIX field, so mktime/timegm ignore
   timestruct.tm_zone   = NULL;  // not a POSIX field, so mktime/timegm ignore
+#endif
 
   time_t seconds;
-#ifdef ANDROID
+#if defined(ANDROID) || defined(OS_SOLARIS)
     seconds = mktime(&timestruct);
 #else
   if (is_local)
@@ -175,7 +177,7 @@ TimeTicks TimeTicks::Now() {
   // With numer and denom = 1 (the expected case), the 64-bit absolute time
   // reported in nanoseconds is enough to last nearly 585 years.
 
-#elif defined(OS_OPENBSD) || defined(OS_POSIX) && \
+#elif defined(OS_OPENBSD) || defined(OS_SOLARIS) || defined(OS_POSIX) && \
       defined(_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0
 
   struct timespec ts;
@@ -200,4 +202,27 @@ TimeTicks TimeTicks::HighResNow() {
   return Now();
 }
 
+#ifdef OS_SOLARIS
+struct timespec TimeDelta::ToTimeSpec() const {
+  int64_t microseconds = InMicroseconds();
+  time_t seconds = 0;
+  if (microseconds >= Time::kMicrosecondsPerSecond) {
+    seconds = InSeconds();
+    microseconds -= seconds * Time::kMicrosecondsPerSecond;
+  }
+  struct timespec result =
+      {seconds,
+       microseconds * Time::kNanosecondsPerMicrosecond};
+  return result;
+}
+
+struct timeval Time::ToTimeVal() const {
+  struct timeval result;
+  int64_t us = us_ - kTimeTToMicrosecondsOffset;
+  result.tv_sec = us / Time::kMicrosecondsPerSecond;
+  result.tv_usec = us % Time::kMicrosecondsPerSecond;
+  return result;
+}
+#endif
+
 }  // namespace base
diff --git a/ipc/chromium/src/build/build_config.h b/ipc/chromium/src/build/build_config.h
index 390fa77a8..7e6beb37a 100644
--- a/ipc/chromium/src/build/build_config.h
+++ b/ipc/chromium/src/build/build_config.h
@@ -32,6 +32,8 @@
 #define OS_NETBSD 1
 #elif defined(__OpenBSD__)
 #define OS_OPENBSD 1
+#elif defined(__sun__)
+#define OS_SOLARIS 1
 #elif defined(_WIN32)
 #define OS_WIN 1
 #else
@@ -47,7 +49,7 @@
 
 // For access to standard POSIX features, use OS_POSIX instead of a more
 // specific macro.
-#if defined(OS_MACOSX) || defined(OS_LINUX) || defined(OS_BSD)
+#if defined(OS_MACOSX) || defined(OS_LINUX) || defined(OS_BSD) || defined(OS_SOLARIS)
 #define OS_POSIX 1
 #endif
 
diff --git a/ipc/chromium/src/chrome/common/ipc_channel_posix.cc b/ipc/chromium/src/chrome/common/ipc_channel_posix.cc
index 0d3a2b16c..9a8858656 100644
--- a/ipc/chromium/src/chrome/common/ipc_channel_posix.cc
+++ b/ipc/chromium/src/chrome/common/ipc_channel_posix.cc
@@ -8,6 +8,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
+#include <limits.h>
 #if defined(OS_MACOSX)
 #include <sched.h>
 #endif
@@ -39,8 +40,16 @@
 #include "mozilla/ipc/Faulty.h"
 #endif
 
-// Work around possible OS limitations.
+// Use OS specific iovec array limit where it's possible
+#if defined(IOV_MAX)
+static const size_t kMaxIOVecSize = IOV_MAX;
+// IOV_MAX isn't defined on Android, but the hard-coded 256 works well.
+#elif defined(ANDROID)
 static const size_t kMaxIOVecSize = 256;
+// On all other platforms, fallback to 16 (_XOPEN_IOV_MAX) as a safe bet.
+#else
+static const size_t kMaxIOVecSize = 16;
+#endif
 
 #ifdef MOZ_TASK_TRACER
 #include "GeckoTaskTracerImpl.h"
diff --git a/ipc/chromium/src/chrome/common/transport_dib.h b/ipc/chromium/src/chrome/common/transport_dib.h
index b1e5c0fab..f40a97d17 100644
--- a/ipc/chromium/src/chrome/common/transport_dib.h
+++ b/ipc/chromium/src/chrome/common/transport_dib.h
@@ -15,7 +15,7 @@
 
 #if defined(OS_WIN)
 #include <windows.h>
-#elif defined(OS_LINUX)
+#elif defined(OS_LINUX) || defined(OS_SOLARIS)
 #include "chrome/common/x11_util.h"
 #endif
 
@@ -68,7 +68,7 @@ class TransportDIB {
   typedef base::SharedMemoryHandle Handle;
   // On Mac, the inode number of the backing file is used as an id.
   typedef base::SharedMemoryId Id;
-#elif defined(OS_LINUX)
+#elif defined(OS_LINUX) || defined(OS_SOLARIS)
   typedef int Handle;  // These two ints are SysV IPC shared memory keys
   typedef int Id;
 #endif
@@ -98,7 +98,7 @@ class TransportDIB {
   // wire to give this transport DIB to another process.
   Handle handle() const;
 
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   // Map the shared memory into the X server and return an id for the shared
   // segment.
   XID MapToX(Display* connection);
@@ -109,7 +109,7 @@ class TransportDIB {
 #if defined(OS_WIN) || defined(OS_MACOSX) || defined(OS_BSD)
   explicit TransportDIB(base::SharedMemoryHandle dib);
   base::SharedMemory shared_memory_;
-#elif defined(OS_LINUX)
+#elif defined(OS_LINUX) || defined(OS_SOLARIS)
   int key_;  // SysV shared memory id
   void* address_;  // mapped address
   XID x_shm_;  // X id for the shared segment
diff --git a/ipc/chromium/src/third_party/libevent/arc4random.c b/ipc/chromium/src/third_party/libevent/arc4random.c
index cabc46f4b..0dd6934ef 100644
--- a/ipc/chromium/src/third_party/libevent/arc4random.c
+++ b/ipc/chromium/src/third_party/libevent/arc4random.c
@@ -41,6 +41,10 @@
  * RC4 is a registered trademark of RSA Laboratories.
  */
 
+#ifdef XP_SOLARIS
+#include "build/build_config.h"
+#endif
+
 #ifndef ARC4RANDOM_EXPORT
 #define ARC4RANDOM_EXPORT
 #endif
@@ -477,6 +481,7 @@ arc4random(void)
 }
 #endif
 
+#if defined(_we_have_arc4random_buf) || !defined(XP_SOLARIS)
 ARC4RANDOM_EXPORT void
 arc4random_buf(void *_buf, size_t n)
 {
@@ -490,6 +495,7 @@ arc4random_buf(void *_buf, size_t n)
 	}
 	_ARC4_UNLOCK();
 }
+#endif
 
 #ifndef ARC4RANDOM_NOUNIFORM
 /*
diff --git a/ipc/chromium/src/third_party/libevent/event.c b/ipc/chromium/src/third_party/libevent/event.c
index a979f1f26..f6b44bcaf 100644
--- a/ipc/chromium/src/third_party/libevent/event.c
+++ b/ipc/chromium/src/third_party/libevent/event.c
@@ -2883,8 +2883,10 @@ event_global_setup_locks_(const int enable_locks)
 #endif
 	if (evsig_global_setup_locks_(enable_locks) < 0)
 		return -1;
+#ifndef OS_SOLARIS
 	if (evutil_secure_rng_global_setup_locks_(enable_locks) < 0)
 		return -1;
+#endif	
 	return 0;
 }
 #endif
diff --git a/ipc/chromium/src/third_party/libevent/evutil_rand.c b/ipc/chromium/src/third_party/libevent/evutil_rand.c
index 3bab23121..7c92bae23 100644
--- a/ipc/chromium/src/third_party/libevent/evutil_rand.c
+++ b/ipc/chromium/src/third_party/libevent/evutil_rand.c
@@ -139,7 +139,7 @@ evutil_secure_rng_get_bytes(void *buf, size_t n)
 	ev_arc4random_buf(buf, n);
 }
 
-#if !defined(__OpenBSD__) && !defined(ANDROID)
+#if !defined(__OpenBSD__) && !defined(ANDROID) && !defined(__sun__)
 void
 evutil_secure_rng_add_bytes(const char *buf, size_t n)
 {
diff --git a/ipc/chromium/src/third_party/libevent/include/event2/util.h b/ipc/chromium/src/third_party/libevent/include/event2/util.h
index 42a28adcb..78516c156 100644
--- a/ipc/chromium/src/third_party/libevent/include/event2/util.h
+++ b/ipc/chromium/src/third_party/libevent/include/event2/util.h
@@ -672,7 +672,7 @@ void evutil_secure_rng_get_bytes(void *buf, size_t n);
  */
 int evutil_secure_rng_init(void);
 
-#if !defined(__OpenBSD__) && !defined(ANDROID)
+#if !defined(__OpenBSD__) && !defined(ANDROID) && !defined(__sun__)
 /** Seed the random number generator with extra random bytes.
 
     You should almost never need to call this function; it should be
diff --git a/ipc/chromium/src/third_party/libevent/solaris/event2/event-config.h b/ipc/chromium/src/third_party/libevent/solaris/event2/event-config.h
new file mode 100644
index 000000000..cc4fb1eb1
--- /dev/null
+++ b/ipc/chromium/src/third_party/libevent/solaris/event2/event-config.h
@@ -0,0 +1,476 @@
+/* event2/event-config.h
+ *
+ * This file was generated by autoconf when libevent was built, and post-
+ * processed by Libevent so that its macros would have a uniform prefix.
+ *
+ * DO NOT EDIT THIS FILE.
+ *
+ * Do not rely on macros in this file existing in later versions.
+ */
+
+#ifndef _EVENT2_EVENT_CONFIG_H_
+#define _EVENT2_EVENT_CONFIG_H_
+
+/* config.h.  Generated from config.h.in by configure.  */
+/* config.h.in.  Generated from configure.ac by autoheader.  */
+
+/* Define if libevent should build without support for a debug mode */
+/* #undef _EVENT_DISABLE_DEBUG_MODE */
+
+/* Define if libevent should not allow replacing the mm functions */
+/* #undef _EVENT_DISABLE_MM_REPLACEMENT */
+
+/* Define if libevent should not be compiled with thread support */
+/* #undef _EVENT_DISABLE_THREAD_SUPPORT */
+
+/* Define to 1 if you have the `arc4random' function. */
+#define _EVENT_HAVE_ARC4RANDOM 1
+
+/* Define to 1 if you have the `arc4random_buf' function. */
+#define _EVENT_HAVE_ARC4RANDOM_BUF 1
+
+/* Define to 1 if you have the <arpa/inet.h> header file. */
+#define _EVENT_HAVE_ARPA_INET_H 1
+
+/* Define to 1 if you have the `clock_gettime' function. */
+#define _EVENT_HAVE_CLOCK_GETTIME 1
+
+/* Define to 1 if you have the declaration of `CTL_KERN', and to 0 if you
+   don't. */
+/* #undef _EVENT_HAVE_DECL_CTL_KERN */
+
+/* Define to 1 if you have the declaration of `KERN_ARND', and to 0 if you
+   don't. */
+/* #undef _EVENT_HAVE_DECL_KERN_ARND */
+
+/* Define to 1 if you have the declaration of `KERN_RANDOM', and to 0 if you
+   don't. */
+/* #undef _EVENT_HAVE_DECL_KERN_RANDOM */
+
+/* Define to 1 if you have the declaration of `RANDOM_UUID', and to 0 if you
+   don't. */
+/* #undef _EVENT_HAVE_DECL_RANDOM_UUID */
+
+/* Define if /dev/poll is available */
+#define _EVENT_HAVE_DEVPOLL 1
+
+/* Define to 1 if you have the <dlfcn.h> header file. */
+#define _EVENT_HAVE_DLFCN_H 1
+
+/* Define if your system supports the epoll system calls */
+#undef _EVENT_HAVE_EPOLL
+
+/* Define to 1 if you have the `epoll_ctl' function. */
+/* #undef _EVENT_HAVE_EPOLL_CTL */
+
+/* Define to 1 if you have the `eventfd' function. */
+/* #undef _EVENT_HAVE_EVENTFD */
+
+/* Define if your system supports event ports */
+/*#define _EVENT_HAVE_EVENT_PORTS 1*/
+
+/* Define to 1 if you have the `fcntl' function. */
+#define _EVENT_HAVE_FCNTL 1
+
+/* Define to 1 if you have the <fcntl.h> header file. */
+#define _EVENT_HAVE_FCNTL_H 1
+
+/* Define to 1 if the system has the type `fd_mask'. */
+#define _EVENT_HAVE_FD_MASK 1
+
+/* Do we have getaddrinfo()? */
+#define _EVENT_HAVE_GETADDRINFO 1
+
+/* Define to 1 if you have the `getegid' function. */
+#define _EVENT_HAVE_GETEGID 1
+
+/* Define to 1 if you have the `geteuid' function. */
+#define _EVENT_HAVE_GETEUID 1
+
+/* Define this if you have any gethostbyname_r() */
+/* #undef _EVENT_HAVE_GETHOSTBYNAME_R */
+
+/* Define this if gethostbyname_r takes 3 arguments */
+/* #undef _EVENT_HAVE_GETHOSTBYNAME_R_3_ARG */
+
+/* Define this if gethostbyname_r takes 5 arguments */
+/* #undef _EVENT_HAVE_GETHOSTBYNAME_R_5_ARG */
+
+/* Define this if gethostbyname_r takes 6 arguments */
+/* #undef _EVENT_HAVE_GETHOSTBYNAME_R_6_ARG */
+
+/* Define to 1 if you have the `getnameinfo' function. */
+#define _EVENT_HAVE_GETNAMEINFO 1
+
+/* Define to 1 if you have the `getprotobynumber' function. */
+#define _EVENT_HAVE_GETPROTOBYNUMBER 1
+
+/* Define to 1 if you have the `getservbyname' function. */
+/* #undef _EVENT_HAVE_GETSERVBYNAME */
+
+/* Define to 1 if you have the `gettimeofday' function. */
+#define _EVENT_HAVE_GETTIMEOFDAY 1
+
+/* Define to 1 if you have the `inet_aton' function. */
+#define _EVENT_HAVE_INET_ATON 1
+
+/* Define to 1 if you have the `inet_ntop' function. */
+#define _EVENT_HAVE_INET_NTOP 1
+
+/* Define to 1 if you have the `inet_pton' function. */
+#define _EVENT_HAVE_INET_PTON 1
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#define _EVENT_HAVE_INTTYPES_H 1
+
+/* Define to 1 if you have the `issetugid' function. */
+#define _EVENT_HAVE_ISSETUGID 1
+
+/* Define to 1 if you have the `kqueue' function. */
+/* #undef _EVENT_HAVE_KQUEUE */
+
+/* Define if the system has zlib */
+#define _EVENT_HAVE_LIBZ 1
+
+/* Define to 1 if you have the <memory.h> header file. */
+#define _EVENT_HAVE_MEMORY_H 1
+
+/* Define to 1 if you have the `mmap' function. */
+#define _EVENT_HAVE_MMAP 1
+
+/* Define to 1 if you have the <netdb.h> header file. */
+#define _EVENT_HAVE_NETDB_H 1
+
+/* Define to 1 if you have the <netinet/in6.h> header file. */
+/* #undef _EVENT_HAVE_NETINET_IN6_H */
+
+/* Define to 1 if you have the <netinet/in.h> header file. */
+#define _EVENT_HAVE_NETINET_IN_H 1
+
+/* Define if the system has openssl */
+#define _EVENT_HAVE_OPENSSL 1
+
+/* Define to 1 if you have the <openssl/bio.h> header file. */
+#define _EVENT_HAVE_OPENSSL_BIO_H 1
+
+/* Define to 1 if you have the `pipe' function. */
+#define _EVENT_HAVE_PIPE 1
+
+/* Define to 1 if you have the `poll' function. */
+#define _EVENT_HAVE_POLL 1
+
+/* Define to 1 if you have the <poll.h> header file. */
+#define _EVENT_HAVE_POLL_H 1
+
+/* Define to 1 if you have the `port_create' function. */
+#define _EVENT_HAVE_PORT_CREATE 1
+
+/* Define to 1 if you have the <port.h> header file. */
+#define _EVENT_HAVE_PORT_H 1
+
+/* Define if you have POSIX threads libraries and header files. */
+/* #undef _EVENT_HAVE_PTHREAD */
+
+/* Define if we have pthreads on this system */
+#define _EVENT_HAVE_PTHREADS 1
+
+/* Define to 1 if you have the `putenv' function. */
+#define _EVENT_HAVE_PUTENV 1
+
+/* Define to 1 if the system has the type `sa_family_t'. */
+#define _EVENT_HAVE_SA_FAMILY_T 1
+
+/* Define to 1 if you have the `select' function. */
+#define _EVENT_HAVE_SELECT 1
+
+/* Define to 1 if you have the `sendfile' function. */
+#define _EVENT_HAVE_SENDFILE 1
+
+/* Define to 1 if you have the `setenv' function. */
+#define _EVENT_HAVE_SETENV 1
+
+/* Define if F_SETFD is defined in <fcntl.h> */
+#define _EVENT_HAVE_SETFD 1
+
+/* Define to 1 if you have the `sigaction' function. */
+#define _EVENT_HAVE_SIGACTION 1
+
+/* Define to 1 if you have the `signal' function. */
+#define _EVENT_HAVE_SIGNAL 1
+
+/* Define to 1 if you have the `splice' function. */
+/* #undef _EVENT_HAVE_SPLICE */
+
+/* Define to 1 if you have the <stdarg.h> header file. */
+#define _EVENT_HAVE_STDARG_H 1
+
+/* Define to 1 if you have the <stddef.h> header file. */
+#define _EVENT_HAVE_STDDEF_H 1
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#define _EVENT_HAVE_STDINT_H 1
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#define _EVENT_HAVE_STDLIB_H 1
+
+/* Define to 1 if you have the <strings.h> header file. */
+#define _EVENT_HAVE_STRINGS_H 1
+
+/* Define to 1 if you have the <string.h> header file. */
+#define _EVENT_HAVE_STRING_H 1
+
+/* Define to 1 if you have the `strlcpy' function. */
+#define _EVENT_HAVE_STRLCPY 1
+
+/* Define to 1 if you have the `strsep' function. */
+#define _EVENT_HAVE_STRSEP 1
+
+/* Define to 1 if you have the `strtok_r' function. */
+#define _EVENT_HAVE_STRTOK_R 1
+
+/* Define to 1 if you have the `strtoll' function. */
+#define _EVENT_HAVE_STRTOLL 1
+
+/* Define to 1 if the system has the type `struct addrinfo'. */
+#define _EVENT_HAVE_STRUCT_ADDRINFO 1
+
+/* Define to 1 if the system has the type `struct in6_addr'. */
+#define _EVENT_HAVE_STRUCT_IN6_ADDR 1
+
+/* Define to 1 if `s6_addr16' is a member of `struct in6_addr'. */
+/* #undef _EVENT_HAVE_STRUCT_IN6_ADDR_S6_ADDR16 */
+
+/* Define to 1 if `s6_addr32' is a member of `struct in6_addr'. */
+/* #undef _EVENT_HAVE_STRUCT_IN6_ADDR_S6_ADDR32 */
+
+/* Define to 1 if the system has the type `struct sockaddr_in6'. */
+#define _EVENT_HAVE_STRUCT_SOCKADDR_IN6 1
+
+/* Define to 1 if `sin6_len' is a member of `struct sockaddr_in6'. */
+/* #undef _EVENT_HAVE_STRUCT_SOCKADDR_IN6_SIN6_LEN */
+
+/* Define to 1 if `sin_len' is a member of `struct sockaddr_in'. */
+/* #undef _EVENT_HAVE_STRUCT_SOCKADDR_IN_SIN_LEN */
+
+/* Define to 1 if the system has the type `struct sockaddr_storage'. */
+#define _EVENT_HAVE_STRUCT_SOCKADDR_STORAGE 1
+
+/* Define to 1 if `ss_family' is a member of `struct sockaddr_storage'. */
+#define _EVENT_HAVE_STRUCT_SOCKADDR_STORAGE_SS_FAMILY 1
+
+/* Define to 1 if `__ss_family' is a member of `struct sockaddr_storage'. */
+/* #undef _EVENT_HAVE_STRUCT_SOCKADDR_STORAGE___SS_FAMILY */
+
+/* Define to 1 if you have the `sysctl' function. */
+/* #undef _EVENT_HAVE_SYSCTL */
+
+/* Define to 1 if you have the <sys/devpoll.h> header file. */
+#define _EVENT_HAVE_SYS_DEVPOLL_H 1
+
+/* Define to 1 if you have the <sys/epoll.h> header file. */
+/* #undef _EVENT_HAVE_SYS_EPOLL_H */
+
+/* Define to 1 if you have the <sys/eventfd.h> header file. */
+/* #undef _EVENT_HAVE_SYS_EVENTFD_H */
+
+/* Define to 1 if you have the <sys/event.h> header file. */
+/* #undef _EVENT_HAVE_SYS_EVENT_H */
+
+/* Define to 1 if you have the <sys/ioctl.h> header file. */
+#define _EVENT_HAVE_SYS_IOCTL_H 1
+
+/* Define to 1 if you have the <sys/mman.h> header file. */
+#define _EVENT_HAVE_SYS_MMAN_H 1
+
+/* Define to 1 if you have the <sys/param.h> header file. */
+#define _EVENT_HAVE_SYS_PARAM_H 1
+
+/* Define to 1 if you have the <sys/queue.h> header file. */
+#define _EVENT_HAVE_SYS_QUEUE_H 1
+
+/* Define to 1 if you have the <sys/select.h> header file. */
+#define _EVENT_HAVE_SYS_SELECT_H 1
+
+/* Define to 1 if you have the <sys/sendfile.h> header file. */
+#define _EVENT_HAVE_SYS_SENDFILE_H 1
+
+/* Define to 1 if you have the <sys/socket.h> header file. */
+#define _EVENT_HAVE_SYS_SOCKET_H 1
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#define _EVENT_HAVE_SYS_STAT_H 1
+
+/* Define to 1 if you have the <sys/sysctl.h> header file. */
+#undef _EVENT_HAVE_SYS_SYSCTL_H
+
+/* Define to 1 if you have the <sys/time.h> header file. */
+#define _EVENT_HAVE_SYS_TIME_H 1
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#define _EVENT_HAVE_SYS_TYPES_H 1
+
+/* Define to 1 if you have the <sys/uio.h> header file. */
+#define _EVENT_HAVE_SYS_UIO_H 1
+
+/* Define to 1 if you have the <sys/wait.h> header file. */
+#define _EVENT_HAVE_SYS_WAIT_H 1
+
+/* Define if TAILQ_FOREACH is defined in <sys/queue.h> */
+#define _EVENT_HAVE_TAILQFOREACH 1
+
+/* Define if timeradd is defined in <sys/time.h> */
+#define _EVENT_HAVE_TIMERADD 1
+
+/* Define if timerclear is defined in <sys/time.h> */
+#define _EVENT_HAVE_TIMERCLEAR 1
+
+/* Define if timercmp is defined in <sys/time.h> */
+#define _EVENT_HAVE_TIMERCMP 1
+
+/* Define if timerisset is defined in <sys/time.h> */
+#define _EVENT_HAVE_TIMERISSET 1
+
+/* Define to 1 if the system has the type `uint16_t'. */
+#define _EVENT_HAVE_UINT16_T 1
+
+/* Define to 1 if the system has the type `uint32_t'. */
+#define _EVENT_HAVE_UINT32_T 1
+
+/* Define to 1 if the system has the type `uint64_t'. */
+#define _EVENT_HAVE_UINT64_T 1
+
+/* Define to 1 if the system has the type `uint8_t'. */
+#define _EVENT_HAVE_UINT8_T 1
+
+/* Define to 1 if the system has the type `uintptr_t'. */
+#define _EVENT_HAVE_UINTPTR_T 1
+
+/* Define to 1 if you have the `umask' function. */
+#define _EVENT_HAVE_UMASK 1
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#define _EVENT_HAVE_UNISTD_H 1
+
+/* Define to 1 if you have the `unsetenv' function. */
+#define _EVENT_HAVE_UNSETENV 1
+
+/* Define to 1 if you have the `vasprintf' function. */
+#define _EVENT_HAVE_VASPRINTF 1
+
+/* Define if kqueue works correctly with pipes */
+/* #undef _EVENT_HAVE_WORKING_KQUEUE */
+
+/* Define to 1 if you have the <zlib.h> header file. */
+#define _EVENT_HAVE_ZLIB_H 1
+
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+#define _EVENT_LT_OBJDIR ".libs/"
+
+/* Define to 1 if your C compiler doesn't accept -c and -o together. */
+/* #undef _EVENT_NO_MINUS_C_MINUS_O */
+
+/* Numeric representation of the version */
+#define _EVENT_NUMERIC_VERSION 0x02001600
+
+/* Name of package */
+#define _EVENT_PACKAGE "libevent"
+
+/* Define to the address where bug reports for this package should be sent. */
+#define _EVENT_PACKAGE_BUGREPORT ""
+
+/* Define to the full name of this package. */
+#define _EVENT_PACKAGE_NAME ""
+
+/* Define to the full name and version of this package. */
+#define _EVENT_PACKAGE_STRING ""
+
+/* Define to the one symbol short name of this package. */
+#define _EVENT_PACKAGE_TARNAME ""
+
+/* Define to the home page for this package. */
+#define _EVENT_PACKAGE_URL ""
+
+/* Define to the version of this package. */
+#define _EVENT_PACKAGE_VERSION ""
+
+/* Define to necessary symbol if this constant uses a non-standard name on
+   your system. */
+/* #undef _EVENT_PTHREAD_CREATE_JOINABLE */
+
+/* ------------------------------------------------------------------------ */
+/* MOZILLA NOTE: the following constants are hand-modified to be suitable   */
+/* for both 32-bit and 64-bit platforms. See README.mozilla for details.    */
+/* ------------------------------------------------------------------------ */
+
+/* The size of `int', as computed by sizeof. */
+#define _EVENT_SIZEOF_INT 4
+
+/* The size of `long', as computed by sizeof. */
+#ifdef __LP64__
+#define _EVENT_SIZEOF_LONG 8
+#else
+#define _EVENT_SIZEOF_LONG 4
+#endif
+
+/* The size of `long long', as computed by sizeof. */
+#define _EVENT_SIZEOF_LONG_LONG 8
+
+/* The size of `pthread_t', as computed by sizeof. */
+#define _EVENT_SIZEOF_PTHREAD_T 4
+
+/* The size of `short', as computed by sizeof. */
+#define _EVENT_SIZEOF_SHORT 2
+
+/* The size of `size_t', as computed by sizeof. */
+#ifdef __LP64__
+#define _EVENT_SIZEOF_SIZE_T 8
+#else
+#define _EVENT_SIZEOF_SIZE_T 4
+#endif
+
+/* The size of `void *', as computed by sizeof. */
+#ifdef __LP64__
+#define _EVENT_SIZEOF_VOID_P 8
+#else
+#define _EVENT_SIZEOF_VOID_P 4
+#endif
+
+/* ------------------------------------------------------------------------ */
+/* END MOZILLA NOTE                                                         */
+/* ------------------------------------------------------------------------ */
+
+/* Define to 1 if you have the ANSI C header files. */
+#define _EVENT_STDC_HEADERS 1
+
+/* Define to 1 if you can safely include both <sys/time.h> and <time.h>. */
+#define _EVENT_TIME_WITH_SYS_TIME 1
+
+/* Version number of package */
+#define _EVENT_VERSION "2.0.22-stable"
+
+/* Define to appropriate substitue if compiler doesnt have __func__ */
+/* #undef _EVENT___func__ */
+
+/* Define to empty if `const' does not conform to ANSI C. */
+/* #undef _EVENT_const */
+
+/* Define to `__inline__' or `__inline' if that's what the C compiler
+   calls it, or to nothing if 'inline' is not supported under any name.  */
+#ifndef _EVENT___cplusplus
+/* #undef _EVENT_inline */
+#endif
+
+/* Define to `int' if <sys/types.h> does not define. */
+/* #undef _EVENT_pid_t */
+
+/* Define to `unsigned int' if <sys/types.h> does not define. */
+/* #undef _EVENT_size_t */
+
+/* Define to unsigned int if you dont have it */
+/* #undef _EVENT_socklen_t */
+
+/* Define to `int' if <sys/types.h> does not define. */
+/* #undef _EVENT_ssize_t */
+
+#endif /* event2/event-config.h */
diff --git a/ipc/chromium/src/third_party/libeventcommon.mozbuild b/ipc/chromium/src/third_party/libeventcommon.mozbuild
index 7b0627e17..2b45ecb19 100644
--- a/ipc/chromium/src/third_party/libeventcommon.mozbuild
+++ b/ipc/chromium/src/third_party/libeventcommon.mozbuild
@@ -9,6 +9,7 @@ os_posix = 0
 os_macosx = 0
 os_bsd = 0
 os_linux = 0
+os_solaris = 0
 
 if CONFIG['OS_ARCH'] == 'WINNT':
     os_win = 1
@@ -21,6 +22,9 @@ else:
                                'NetBSD', 'OpenBSD']:
         os_bsd = 1
         libevent_include_suffix = 'bsd'
+    elif CONFIG['OS_ARCH'] in ['SunOS']:
+         os_solaris = 1 
+         libevent_include_suffix = 'solaris'
     else:
         os_linux = 1
         if CONFIG['OS_TARGET'] == 'Android':
diff --git a/ipc/chromium/src/third_party/moz.build b/ipc/chromium/src/third_party/moz.build
index 989e2aafc..2b99e53b3 100644
--- a/ipc/chromium/src/third_party/moz.build
+++ b/ipc/chromium/src/third_party/moz.build
@@ -54,6 +54,11 @@ if os_linux:
             'libevent/epoll_sub.c',
         ]
 
+if os_solaris:
+    SOURCES += [
+        'libevent/devpoll.c',
+    ]
+
 # We allow warnings for third-party code that can be updated from upstream.
 ALLOW_COMPILER_WARNINGS = True
 
diff --git a/ipc/glue/BrowserProcessSubThread.cpp b/ipc/glue/BrowserProcessSubThread.cpp
index 7618dc934..589f20003 100644
--- a/ipc/glue/BrowserProcessSubThread.cpp
+++ b/ipc/glue/BrowserProcessSubThread.cpp
@@ -23,7 +23,7 @@ static const char* kBrowserThreadNames[BrowserProcessSubThread::ID_COUNT] = {
 //  "Chrome_FileThread",  // FILE
 //  "Chrome_DBThread",  // DB
 //  "Chrome_HistoryThread",  // HISTORY
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   "Gecko_Background_X11Thread",  // BACKGROUND_X11
 #endif
 };
@@ -34,7 +34,7 @@ BrowserProcessSubThread* BrowserProcessSubThread::sBrowserThreads[ID_COUNT] = {
 //  nullptr,  // FILE
 //  nullptr,  // DB
 //  nullptr,  // HISTORY
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
   nullptr,  // BACKGROUND_X11
 #endif
 };
diff --git a/ipc/glue/BrowserProcessSubThread.h b/ipc/glue/BrowserProcessSubThread.h
index e1b4aef46..cc9051412 100644
--- a/ipc/glue/BrowserProcessSubThread.h
+++ b/ipc/glue/BrowserProcessSubThread.h
@@ -25,7 +25,7 @@ public:
       //FILE,
       //DB,
       //HISTORY,
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_SOLARIS)
       // This thread has a second connection to the X server and is used
       // to process UI requests when routing the request to the UI
       // thread would risk deadlock.
diff --git a/ipc/glue/GeckoChildProcessHost.cpp b/ipc/glue/GeckoChildProcessHost.cpp
index fee429238..ea76f85f0 100644
--- a/ipc/glue/GeckoChildProcessHost.cpp
+++ b/ipc/glue/GeckoChildProcessHost.cpp
@@ -599,7 +599,7 @@ GeckoChildProcessHost::PerformAsyncLaunchInternal(std::vector<std::string>& aExt
   // and passing wstrings from one config to the other is unsafe.  So
   // we split the logic here.
 
-#if defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_BSD) || defined(OS_SOLARIS)
   base::environment_map newEnvVars;
   ChildPrivileges privs = mPrivileges;
   if (privs == base::PRIVILEGES_DEFAULT) {
@@ -744,7 +744,7 @@ GeckoChildProcessHost::PerformAsyncLaunchInternal(std::vector<std::string>& aExt
   childArgv.push_back(childProcessType);
 
   base::LaunchApp(childArgv, mFileMap,
-#if defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_BSD)
+#if defined(OS_LINUX) || defined(OS_MACOSX) || defined(OS_BSD) || defined(OS_SOLARIS)
                   newEnvVars, privs,
 #endif
                   false, &process, arch);
diff --git a/ipc/glue/MessageLink.cpp b/ipc/glue/MessageLink.cpp
index a66fbbb32..14d885544 100644
--- a/ipc/glue/MessageLink.cpp
+++ b/ipc/glue/MessageLink.cpp
@@ -16,6 +16,9 @@
 #include "nsDebug.h"
 #include "nsISupportsImpl.h"
 #include "nsXULAppAPI.h"
+#if defined(__sun__) || defined(__sun)
+#include <unistd.h>
+#endif
 
 using namespace mozilla;
 using namespace std;
@@ -267,9 +270,19 @@ ProcessLink::OnChannelOpened()
         MonitorAutoLock lock(*mChan->mMonitor);
 
         mExistingListener = mTransport->set_listener(this);
+
+// The queue we want here is defined in the namespace 'std' on Solaris, which
+// also has another function called queue in a different namespace. Need to
+// determine whether queue is defined in 'std' on other supported platforms 
+// before possibly removing ifdefs.	
+
 #ifdef DEBUG
         if (mExistingListener) {
+#ifdef XP_SOLARIS		
+	    std::queue<Message> pending;
+#else
             queue<Message> pending;
+#endif	    
             mExistingListener->GetQueuedMessages(pending);
             MOZ_ASSERT(pending.empty());
         }
@@ -285,8 +298,11 @@ void
 ProcessLink::OnTakeConnectedChannel()
 {
     AssertIOThread();
-
+#ifdef XP_SOLARIS
+    std::queue<Message> pending;
+#else 
     queue<Message> pending;
+#endif    
     {
         MonitorAutoLock lock(*mChan->mMonitor);
 
diff --git a/js/src/Makefile.in b/js/src/Makefile.in
index 20678c68c..bc99e62b5 100644
--- a/js/src/Makefile.in
+++ b/js/src/Makefile.in
@@ -138,6 +138,17 @@ distclean::
 
 CFLAGS += $(MOZ_ZLIB_CFLAGS)
 
+ifeq ($(OS_ARCH),SunOS)
+ifeq ($(TARGET_CPU),sparc)
+
+ifdef GNU_CC
+CFLAGS   += -mcpu=v9
+CXXFLAGS += -mcpu=v9
+endif #GNU_CC
+
+endif
+endif
+
 $(LIBRARY_NAME).pc: js.pc
 	cp $^ $@
 
diff --git a/js/src/builtin/TestingFunctions.cpp b/js/src/builtin/TestingFunctions.cpp
index 992fe2c97..4363c7aed 100644
--- a/js/src/builtin/TestingFunctions.cpp
+++ b/js/src/builtin/TestingFunctions.cpp
@@ -239,8 +239,11 @@ GetBuildConfiguration(JSContext* cx, unsigned argc, Value* vp)
     value = BooleanValue(true);
     if (!JS_SetProperty(cx, info, "intl-api", value))
         return false;
-
+#ifdef XP_SOLARIS
+    value = BooleanValue(false);
+#else
     value = BooleanValue(true);
+#endif    
     if (!JS_SetProperty(cx, info, "mapped-array-buffer", value))
         return false;
 
diff --git a/js/src/ctypes/CTypes.cpp b/js/src/ctypes/CTypes.cpp
index d6adfac2c..aed1114bd 100644
--- a/js/src/ctypes/CTypes.cpp
+++ b/js/src/ctypes/CTypes.cpp
@@ -20,6 +20,10 @@
 #include <float.h>
 #endif
 
+#if defined(XP_SOLARIS)
+#include <ieeefp.h>
+#endif
+
 #ifdef HAVE_SSIZE_T
 #include <sys/types.h>
 #endif
diff --git a/js/src/ctypes/libffi/src/x86/win32.S b/js/src/ctypes/libffi/src/x86/win32.S
index daf0e799c..4f702e8b1 100644
--- a/js/src/ctypes/libffi/src/x86/win32.S
+++ b/js/src/ctypes/libffi/src/x86/win32.S
@@ -1158,8 +1158,24 @@ L_ffi_closure_SYSV_inner$stub:
 	.byte	0x7c	/* .sleb128 -4; CIE Data Alignment Factor */
 	.byte	0x8	/* CIE RA Column */
 #ifdef __PIC__
-	.byte	0x1	/* .uleb128 0x1; Augmentation size */
-	.byte	0x1b	/* FDE Encoding (pcrel sdata4) */
+# if defined __sun__ && defined __svr4__
+/* 32-bit Solaris 2/x86 uses datarel encoding for PIC.  GNU ld before 2.22
+   doesn't correctly sort .eh_frame_hdr with mixed encodings, so match this.  */
+#  define FDE_ENCODING		0x30	/* datarel */
+#  define FDE_ENCODE(X)		X@GOTOFF
+# else
+#  define FDE_ENCODING		0x1b	/* pcrel sdata4 */
+#  if defined HAVE_AS_X86_PCREL
+#   define FDE_ENCODE(X)	X-.
+#  else
+#   define FDE_ENCODE(X)	X@rel
+#  endif
+# endif
+#else
+# define FDE_ENCODING		0	/* absolute */
+# define FDE_ENCODE(X)		X
+.byte	0x1	/* .uleb128 0x1; Augmentation size */
+.byte   FDE_ENCODING
 #endif
 	.byte	0xc	/* DW_CFA_def_cfa CFA = r4 + 4 = 4(%esp) */
 	.byte	0x4	/* .uleb128 0x4 */
@@ -1176,7 +1192,7 @@ L_ffi_closure_SYSV_inner$stub:
 #if defined __PIC__ && defined HAVE_AS_X86_PCREL
 	.long	.LFB1-.	/* FDE initial location */
 #else
-	.long	.LFB1
+	.long	FDE_ENCODE(.LFB1)
 #endif
 	.long	.LFE1-.LFB1	/* FDE address range */
 #ifdef __PIC__
@@ -1207,7 +1223,7 @@ L_ffi_closure_SYSV_inner$stub:
 #if defined __PIC__ && defined HAVE_AS_X86_PCREL
 	.long	.LFB3-.	/* FDE initial location */
 #else
-	.long	.LFB3
+	.long	FDE_ENCODE(.LFB3)
 #endif
 	.long	.LFE3-.LFB3	/* FDE address range */
 #ifdef __PIC__
@@ -1240,7 +1256,7 @@ L_ffi_closure_SYSV_inner$stub:
 #if defined __PIC__ && defined HAVE_AS_X86_PCREL
 	.long	.LFB4-.	/* FDE initial location */
 #else
-	.long	.LFB4
+	.long	FDE_ENCODE(.LFB4)
 #endif
 	.long	.LFE4-.LFB4	/* FDE address range */
 #ifdef __PIC__
@@ -1278,7 +1294,7 @@ L_ffi_closure_SYSV_inner$stub:
 #if defined __PIC__ && defined HAVE_AS_X86_PCREL
 	.long	.LFB5-.	/* FDE initial location */
 #else
-	.long	.LFB5
+	.long	FDE_ENCODE(.LFB5)
 #endif
 	.long	.LFE5-.LFB5	/* FDE address range */
 #ifdef __PIC__
diff --git a/js/src/gc/Memory.cpp b/js/src/gc/Memory.cpp
index 268e1e489..418984057 100644
--- a/js/src/gc/Memory.cpp
+++ b/js/src/gc/Memory.cpp
@@ -415,8 +415,15 @@ InitMemorySubsystem()
 static inline void*
 MapMemoryAt(void* desired, size_t length, int prot = PROT_READ | PROT_WRITE,
             int flags = MAP_PRIVATE | MAP_ANON, int fd = -1, off_t offset = 0)
+
+// Solaris manages 64-bit address space in a different manner from every other
+// AMD64 operating system, but fortunately the fix is the same one 
+// required for every operating system on 64-bit SPARC, Itanium, and ARM. 
+// Most people's intuition failed them here and they thought this couldn't
+// possibly be correct on AMD64, but for Solaris/illumos it is.	
+	
 {
-#if defined(__ia64__) || (defined(__sparc64__) && defined(__NetBSD__)) || defined(__aarch64__)
+#if defined(__ia64__) || (defined(__sparc64__) && defined(__NetBSD__)) || defined(__aarch64__) || (defined(__sun) && defined(__x86_64__))
     MOZ_ASSERT((0xffff800000000000ULL & (uintptr_t(desired) + length - 1)) == 0);
 #endif
     void* region = mmap(desired, length, prot, flags, fd, offset);
@@ -466,7 +473,7 @@ MapMemory(size_t length, int prot = PROT_READ | PROT_WRITE,
         return nullptr;
     }
     return region;
-#elif defined(__aarch64__)
+#elif defined(__aarch64__) || (defined(__sun) && defined(__x86_64__))
    /*
     * There might be similar virtual address issue on arm64 which depends on
     * hardware and kernel configurations. But the work around is slightly
@@ -678,7 +685,11 @@ MarkPagesUnused(void* p, size_t size)
         return false;
 
     MOZ_ASSERT(OffsetFromAligned(p, pageSize) == 0);
-    int result = madvise(p, size, MADV_DONTNEED);
+#ifdef XP_SOLARIS
+     int result = posix_madvise(p, size, POSIX_MADV_DONTNEED);
+#else
+     int result = madvise(p, size, MADV_DONTNEED);
+#endif
     return result != -1;
 }
 
diff --git a/js/src/jit-test/tests/ctypes/function-definition.js b/js/src/jit-test/tests/ctypes/function-definition.js
index 4df317a09..5882ba889 100644
--- a/js/src/jit-test/tests/ctypes/function-definition.js
+++ b/js/src/jit-test/tests/ctypes/function-definition.js
@@ -27,7 +27,7 @@ function test() {
 
   let lib;
   try {
-    lib = ctypes.open(ctypes.libraryName("c"));
+    lib = ctypes.open(ctypes.libraryName("m"));
   } catch (e) {
   }
   if (!lib)
diff --git a/js/src/jsexn.cpp b/js/src/jsexn.cpp
index 65cc81a1a..3fc9200c1 100644
--- a/js/src/jsexn.cpp
+++ b/js/src/jsexn.cpp
@@ -205,7 +205,12 @@ size_t
 ExtraMallocSize(JSErrorReport* report)
 {
     if (report->linebuf())
-        return (report->linebufLength() + 1) * sizeof(char16_t);
+	/*
+	 * Mozilla bug 1352449. Count with null
+	 * terminator and alignment. See CopyExtraData for
+	 * the details about alignment.
+	 */    
+        return (report->linebufLength() + 1) * sizeof(char16_t) + 1;
 
     return 0;
 }
@@ -220,10 +225,20 @@ bool
 CopyExtraData(JSContext* cx, uint8_t** cursor, JSErrorReport* copy, JSErrorReport* report)
 {
     if (report->linebuf()) {
+	/*
+	 * Make sure cursor is properly aligned for char16_t for platforms
+	 * which need it and it's at the end of the buffer on exit.
+	 */
+	size_t alignment_backlog = 0;
+        if (size_t(*cursor) % 2)
+	    (*cursor)++;
+        else
+	    alignment_backlog = 1;	
+
         size_t linebufSize = (report->linebufLength() + 1) * sizeof(char16_t);
         const char16_t* linebufCopy = (const char16_t*)(*cursor);
         js_memcpy(*cursor, report->linebuf(), linebufSize);
-        *cursor += linebufSize;
+        *cursor += linebufSize + alignment_backlog;
         copy->initBorrowedLinebuf(linebufCopy, report->linebufLength(), report->tokenOffset());
     }
 
diff --git a/js/src/jsnativestack.cpp b/js/src/jsnativestack.cpp
index 94a296bd0..4e96e01e8 100644
--- a/js/src/jsnativestack.cpp
+++ b/js/src/jsnativestack.cpp
@@ -67,6 +67,20 @@ js::GetNativeStackBaseImpl()
 # endif
 }
 
+#elif defined(XP_SOLARIS)
+
+#include <ucontext.h>
+
+JS_STATIC_ASSERT(JS_STACK_GROWTH_DIRECTION < 0);
+
+void* 
+js::GetNativeStackBaseImpl()
+{
+	 stack_t st;
+	 stack_getbounds(&st);
+	 return static_cast<char*>(st.ss_sp) + st.ss_size;
+}
+
 #elif defined(XP_LINUX) && !defined(ANDROID) && defined(__GLIBC__)
 void*
 js::GetNativeStackBaseImpl()
diff --git a/js/src/moz.build b/js/src/moz.build
index 5ce0dfd98..d1e80b4ce 100644
--- a/js/src/moz.build
+++ b/js/src/moz.build
@@ -720,6 +720,14 @@ if CONFIG['OS_ARCH'] == 'Linux':
         'dl',
     ]
 
+if CONFIG['OS_ARCH'] == 'SunOS':
+    OS_LIBS += [
+        'posix4',
+        'dl',
+        'nsl',
+        'socket',
+    ]
+
 OS_LIBS += CONFIG['REALTIME_LIBS']
 
 CFLAGS += CONFIG['MOZ_ICU_CFLAGS']
diff --git a/js/src/old-configure.in b/js/src/old-configure.in
index 45108ee59..6566ce05e 100644
--- a/js/src/old-configure.in
+++ b/js/src/old-configure.in
@@ -923,6 +923,14 @@ case "$target" in
     fi
     ;;
 
+i*86-*-solaris*)
+    MOZ_FIX_LINK_PATHS="-L${DIST}/bin -R'\$\$ORIGIN':/usr/gcc/7/lib"
+    ;;
+
+x86_64-*-solaris*)
+    MOZ_FIX_LINK_PATHS="-L${DIST}/bin -R'\$\$ORIGIN':/usr/gcc/7/lib/amd64"
+    ;;
+
 esac
 
 dnl Only one oddball right now (QNX), but this gives us flexibility
diff --git a/js/src/vm/Time.cpp b/js/src/vm/Time.cpp
index 87531c148..a9a5b7f0f 100644
--- a/js/src/vm/Time.cpp
+++ b/js/src/vm/Time.cpp
@@ -11,6 +11,10 @@
 #include "mozilla/DebugOnly.h"
 #include "mozilla/MathAlgorithms.h"
 
+#ifdef XP_SOLARIS
+#define _REENTRANT 1
+#endif
+
 #include <string.h>
 #include <time.h>
 
@@ -30,6 +34,10 @@
 
 #ifdef XP_UNIX
 
+#ifdef _SVID_GETTOD /* Defined only on Solaris, see Solaris <sys/types.h> */
+extern int gettimeofday(struct timeval* tv);
+#endif
+
 #include <sys/time.h>
 
 #endif /* XP_UNIX */
@@ -42,7 +50,11 @@ PRMJ_Now()
 {
     struct timeval tv;
 
+#ifdef _SVID_GETTOD /* Defined only on Solaris, see Solaris <sys/types.h> */
+    gettimeofday(&tv);
+#else
     gettimeofday(&tv, 0);
+#endif /* _SVID_GETTOD */    
 
     return int64_t(tv.tv_sec) * PRMJ_USEC_PER_SEC + int64_t(tv.tv_usec);
 }
diff --git a/js/src/wasm/WasmSignalHandlers.cpp b/js/src/wasm/WasmSignalHandlers.cpp
index c4733cc96..21093ca9a 100644
--- a/js/src/wasm/WasmSignalHandlers.cpp
+++ b/js/src/wasm/WasmSignalHandlers.cpp
@@ -130,11 +130,16 @@ class AutoSetHandlingSegFault
 #  define EPC_sig(p) ((p)->sc_pc)
 #  define RFP_sig(p) ((p)->sc_regs[30])
 # endif
-#elif defined(__linux__)
+#elif defined(__linux__) || defined(__sun)
 # if defined(__linux__)
 #  define XMM_sig(p,i) ((p)->uc_mcontext.fpregs->_xmm[i])
 #  define EIP_sig(p) ((p)->uc_mcontext.gregs[REG_EIP])
-# else
+# else // defined(__sun)
+/* See https://www.illumos.org/issues/5876. They keep arguing over whether 
+ * <ucontext.h> should provide the register index defines in regset.h or 
+ * require applications to request them specifically, and we need them here. */
+#include <ucontext.h>
+#include <sys/regset.h>
 #  define XMM_sig(p,i) ((p)->uc_mcontext.fpregs.fp_reg_set.fpchip_state.xmm[i])
 #  define EIP_sig(p) ((p)->uc_mcontext.gregs[REG_PC])
 # endif
diff --git a/js/xpconnect/src/XPCShellImpl.cpp b/js/xpconnect/src/XPCShellImpl.cpp
index 4ddc8deb3..abe50f449 100644
--- a/js/xpconnect/src/XPCShellImpl.cpp
+++ b/js/xpconnect/src/XPCShellImpl.cpp
@@ -644,6 +644,7 @@ env_setProperty(JSContext* cx, HandleObject obj, HandleId id, MutableHandleValue
                 ObjectOpResult& result)
 {
 /* XXX porting may be easy, but these don't seem to supply setenv by default */
+#if !defined XP_SOLARIS	
     RootedString valstr(cx);
     RootedString idstr(cx);
     int rv;
@@ -686,6 +687,7 @@ env_setProperty(JSContext* cx, HandleObject obj, HandleId id, MutableHandleValue
         return false;
     }
     vp.setString(valstr);
+#endif /* !defined XP_SOLARIS */    
     return result.succeed();
 }
 
diff --git a/layout/style/nsRuleNode.cpp b/layout/style/nsRuleNode.cpp
index 08400635b..a0f65c069 100644
--- a/layout/style/nsRuleNode.cpp
+++ b/layout/style/nsRuleNode.cpp
@@ -67,6 +67,9 @@
 #define alloca _alloca
 #endif
 #endif
+#ifdef XP_SOLARIS
+#include <alloca.h>
+#endif
 
 using std::max;
 using std::min;
diff --git a/media/libcubeb/src/cubeb.c b/media/libcubeb/src/cubeb.c
index eb22a9b94..a239319a4 100644
--- a/media/libcubeb/src/cubeb.c
+++ b/media/libcubeb/src/cubeb.c
@@ -54,6 +54,9 @@ int audiotrack_init(cubeb ** context, char const * context_name);
 #if defined(USE_KAI)
 int kai_init(cubeb ** context, char const * context_name);
 #endif
+#if defined(USE_SUN)
+int sunaudio_init(cubeb ** context, char const * context_name);
+#endif
 
 
 static int
@@ -141,6 +144,9 @@ cubeb_init(cubeb ** context, char const * context_name)
 #if defined(USE_KAI)
     kai_init,
 #endif
+#if defined(USE_SUN)
+    sunaudio_init,
+#endif
   };
   int i;
 
diff --git a/media/libcubeb/src/cubeb_sun.c b/media/libcubeb/src/cubeb_sun.c
new file mode 100644
index 000000000..b768bca56
--- /dev/null
+++ b/media/libcubeb/src/cubeb_sun.c
@@ -0,0 +1,504 @@
+/*
+ * Copyright (c) 2013, 2017 Ginn Chen <ginnchen@gmail.com>
+ *
+ * This program is made available under an ISC-style license.  See the
+ * accompanying file LICENSE for details.
+ */
+#include <poll.h>
+#include <pthread.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/audio.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/stropts.h>
+#include "cubeb/cubeb.h"
+#include "cubeb-internal.h"
+
+/* Macros copied from audio_oss.h */
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright (C) 4Front Technologies 1996-2008.
+ *
+ * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+#define OSSIOCPARM_MASK 0x1fff          /* parameters must be < 8192 bytes */
+#define OSSIOC_VOID     0x00000000      /* no parameters */
+#define OSSIOC_OUT      0x20000000      /* copy out parameters */
+#define OSSIOC_IN       0x40000000      /* copy in parameters */
+#define OSSIOC_INOUT    (OSSIOC_IN|OSSIOC_OUT)
+#define OSSIOC_SZ(t)    ((sizeof (t) & OSSIOCPARM_MASK) << 16)
+#define __OSSIO(x, y)           ((int)(OSSIOC_VOID|(x<<8)|y))
+#define __OSSIOR(x, y, t)       ((int)(OSSIOC_OUT|OSSIOC_SZ(t)|(x<<8)|y))
+#define __OSSIOWR(x, y, t)      ((int)(OSSIOC_INOUT|OSSIOC_SZ(t)|(x<<8)|y))
+#define SNDCTL_DSP_SPEED        __OSSIOWR('P', 2, int)
+#define SNDCTL_DSP_CHANNELS     __OSSIOWR('P', 6, int)
+#define SNDCTL_DSP_SETFMT       __OSSIOWR('P', 5, int)  /* Selects ONE fmt */
+#define SNDCTL_DSP_GETODELAY    __OSSIOR('P', 23, int)
+#define SNDCTL_DSP_HALT_OUTPUT  __OSSIO('P', 34)
+#define AFMT_S16_LE     0x00000010
+#define AFMT_S16_BE     0x00000020
+
+#if defined(WORDS_BIGENDIAN) || defined(__BIG_ENDIAN__)
+#define AFMT_S16_NE    AFMT_S16_BE
+#else
+#define AFMT_S16_NE    AFMT_S16_LE
+#endif
+
+#define DEFAULT_AUDIO_DEVICE "/dev/audio"
+#define DEFAULT_DSP_DEVICE   "/dev/dsp"
+
+#define BUF_SIZE_MS 10
+
+#if defined(CUBEB_SUNAUDIO_DEBUG)
+#define DPR(...) fprintf(stderr, __VA_ARGS__);
+#else
+#define DPR(...) do {} while(0)
+#endif
+
+static struct cubeb_ops const sunaudio_ops;
+
+struct cubeb {
+  struct cubeb_ops const * ops;
+};
+
+struct cubeb_stream {
+  cubeb * context;
+  pthread_t th;			  /* to run real-time audio i/o */
+  pthread_mutex_t mutex;	  /* protects fd and frm_played */
+  int fd;			  /* link us to sunaudio */
+  int active;			  /* cubec_start() called */
+  int conv;			  /* need float->s16 conversion */
+  int using_oss;
+  unsigned char *buf;		  /* data is prepared here */
+  unsigned int rate;
+  unsigned int n_channles;
+  unsigned int bytes_per_ch;
+  unsigned int n_frm;
+  unsigned int buffer_size;
+  int64_t frm_played;
+  cubeb_data_callback data_cb;    /* cb to preapare data */
+  cubeb_state_callback state_cb;  /* cb to notify about state changes */
+  void *arg;			  /* user arg to {data,state}_cb */
+};
+
+static void
+float_to_s16(void *ptr, long nsamp)
+{
+  int16_t *dst = ptr;
+  float *src = ptr;
+
+  while (nsamp-- > 0)
+    *(dst++) = *(src++) * 32767;
+}
+
+static void *
+sunaudio_mainloop(void *arg)
+{
+  struct cubeb_stream *s = arg;
+  int state;
+
+  DPR("sunaudio_mainloop()\n");
+
+  s->state_cb(s, s->arg, CUBEB_STATE_STARTED);
+
+  pthread_mutex_lock(&s->mutex);
+  DPR("sunaudio_mainloop(), started\n");
+
+  for (;;) {
+    if (!s->active) {
+      DPR("sunaudio_mainloop() stopped\n");
+      state = CUBEB_STATE_STOPPED;
+      break;
+    }
+
+    if (!s->using_oss) {
+      audio_info_t info;
+      ioctl(s->fd, AUDIO_GETINFO, &info);
+      if (s->frm_played > info.play.samples + 3 * s->n_frm) {
+        pthread_mutex_unlock(&s->mutex);
+        struct timespec ts = {0, 10000}; // 10 ms
+        nanosleep(&ts, NULL);
+        pthread_mutex_lock(&s->mutex);
+        continue;
+      }
+    }
+
+    pthread_mutex_unlock(&s->mutex);
+    unsigned int got = s->data_cb(s, s->arg, NULL, s->buf, s->n_frm);
+    DPR("sunaudio_mainloop() ask %d got %d\n", s->n_frm, got);
+    pthread_mutex_lock(&s->mutex);
+
+    if (got < 0) {
+      DPR("sunaudio_mainloop() cb err\n");
+      state = CUBEB_STATE_ERROR;
+      break;
+    }
+
+    if (s->conv) {
+      float_to_s16(s->buf, got * s->n_channles);
+    }
+
+    unsigned int avail = got * 2 * s->n_channles; // coverted to s16
+    unsigned int pos = 0;
+
+    while (avail > 0 && s->active) {
+      int written = write(s->fd, s->buf + pos, avail);
+      if (written == -1) {
+        if (errno != EINTR && errno != EWOULDBLOCK) {
+          DPR("sunaudio_mainloop() write err\n");
+          state = CUBEB_STATE_ERROR;
+          break;
+        }
+        pthread_mutex_unlock(&s->mutex);
+        struct timespec ts = {0, 10000}; // 10 ms
+        nanosleep(&ts, NULL);
+        pthread_mutex_lock(&s->mutex);
+      } else {
+        pos += written;
+        DPR("sunaudio_mainloop() write %d pos %d\n", written, pos);
+        s->frm_played += written / 2 / s->n_channles;
+        avail -= written;
+      }
+    }
+
+    if ((got  < s->n_frm)) {
+      DPR("sunaudio_mainloop() drained\n");
+      state = CUBEB_STATE_DRAINED;
+      break;
+    }
+  }
+
+  pthread_mutex_unlock(&s->mutex);
+  s->state_cb(s, s->arg, state);
+
+  return NULL;
+}
+
+/*static*/ int
+sunaudio_init(cubeb **context, char const *context_name)
+{
+  DPR("sunaudio_init(%s)\n", context_name);
+  *context = malloc(sizeof(*context));
+  (*context)->ops = &sunaudio_ops;
+  (void)context_name;
+  return CUBEB_OK;
+}
+
+static char const *
+sunaudio_get_backend_id(cubeb *context)
+{
+  return "sunaudio";
+}
+
+static void
+sunaudio_destroy(cubeb *context)
+{
+  DPR("sunaudio_destroy()\n");
+  free(context);
+}
+
+static int
+sunaudio_stream_init(cubeb *context,
+                  cubeb_stream **stream,
+                  char const *stream_name,
+                  cubeb_devid input_device,
+                  cubeb_stream_params * input_stream_params,
+                  cubeb_devid output_device,
+                  cubeb_stream_params * output_stream_params,
+                  unsigned int latency,
+                  cubeb_data_callback data_callback,
+                  cubeb_state_callback state_callback,
+                  void *user_ptr)
+{
+  struct cubeb_stream *s;
+  DPR("sunaudio_stream_init(%s)\n", stream_name);
+  size_t size;
+
+  s = malloc(sizeof(struct cubeb_stream));
+  if (s == NULL)
+    return CUBEB_ERROR;
+  s->context = context;
+
+  // If UTAUDIODEV is set, use it with Sun Audio interface
+  char * sa_device_name = getenv("UTAUDIODEV");
+  char * dsp_device_name = NULL;
+  if (!sa_device_name) {
+    dsp_device_name = getenv("AUDIODSP");
+    if (!dsp_device_name) {
+      dsp_device_name = DEFAULT_DSP_DEVICE;
+    }
+    sa_device_name = getenv("AUDIODEV");
+    if (!sa_device_name) {
+      sa_device_name = DEFAULT_AUDIO_DEVICE;
+    }
+  }
+
+  s->using_oss = 0;
+  // Try to use OSS if available
+  if (dsp_device_name) {
+    s->fd = open(dsp_device_name, O_WRONLY | O_NONBLOCK);
+    if (s->fd >= 0) {
+      s->using_oss = 1;
+    }
+  }
+
+  // Try Sun Audio
+  if (!s->using_oss) {
+    s->fd = open(sa_device_name, O_WRONLY | O_NONBLOCK);
+  }
+
+  if (s->fd < 0) {
+    free(s);
+    DPR("sunaudio_stream_init(), open() failed\n");
+    return CUBEB_ERROR;
+  }
+
+  if (s->using_oss) {
+    if (ioctl(s->fd, SNDCTL_DSP_SPEED, &output_stream_params->rate) < 0) {
+      DPR("ioctl SNDCTL_DSP_SPEED failed.\n");
+      close(s->fd);
+      free(s);
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+
+    if (ioctl(s->fd, SNDCTL_DSP_CHANNELS, &output_stream_params->channels) < 0) {
+      DPR("ioctl SNDCTL_DSP_CHANNELS failed.\n");
+      close(s->fd);
+      free(s);
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+
+    int format = AFMT_S16_NE;
+    if (ioctl(s->fd, SNDCTL_DSP_SETFMT, &format) < 0) {
+      DPR("ioctl SNDCTL_DSP_SETFMT failed.\n");
+      close(s->fd);
+      free(s);
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+  } else {
+    audio_info_t audio_info;
+    AUDIO_INITINFO(&audio_info)
+    audio_info.play.sample_rate = output_stream_params->rate;
+    audio_info.play.channels = output_stream_params->channels;
+    audio_info.play.encoding = AUDIO_ENCODING_LINEAR;
+    audio_info.play.precision = 16;
+    if (ioctl(s->fd, AUDIO_SETINFO, &audio_info) == -1) {
+      DPR("ioctl AUDIO_SETINFO failed.\n");
+      close(s->fd);
+      free(s);
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+  }
+
+  s->conv = 0;
+  switch (output_stream_params->format) {
+    case CUBEB_SAMPLE_S16NE:
+      s->bytes_per_ch = 2;
+      break;
+    case CUBEB_SAMPLE_FLOAT32NE:
+      s->bytes_per_ch = 4;
+      s->conv = 1;
+      break;
+    default:
+      DPR("sunaudio_stream_init() unsupported format\n");
+      close(s->fd);
+      free(s);
+      return CUBEB_ERROR_INVALID_FORMAT;
+  }
+
+  s->active = 0;
+  s->rate = output_stream_params->rate;
+  s->n_channles = output_stream_params->channels;
+  s->data_cb = data_callback;
+  s->state_cb = state_callback;
+  s->arg = user_ptr;
+  if (pthread_mutex_init(&s->mutex, NULL) != 0) {
+    free(s);
+    return CUBEB_ERROR;
+  }
+  s->frm_played = 0;
+  s->n_frm = s->rate * BUF_SIZE_MS / 1000;
+  s->buffer_size = s->bytes_per_ch * s->n_channles * s->n_frm;
+  s->buf = malloc(s->buffer_size);
+  if (s->buf == NULL) {
+    close(s->fd);
+    free(s);
+    return CUBEB_ERROR;
+  }
+
+  *stream = s;
+  DPR("sunaudio_stream_init() end, ok\n");
+  return CUBEB_OK;
+}
+
+static void
+sunaudio_stream_destroy(cubeb_stream *s)
+{
+  DPR("sunaudio_stream_destroy()\n");
+  if (s->fd > 0) {
+    // Flush buffer
+    if (s->using_oss) {
+      ioctl(s->fd, SNDCTL_DSP_HALT_OUTPUT);
+    } else {
+      ioctl(s->fd, I_FLUSH);
+    }
+    close(s->fd);
+  }
+  free(s->buf);
+  free(s);
+}
+
+static int
+sunaudio_stream_start(cubeb_stream *s)
+{
+  int err;
+
+  DPR("sunaudio_stream_start()\n");
+  s->active = 1;
+  err = pthread_create(&s->th, NULL, sunaudio_mainloop, s);
+  if (err) {
+    s->active = 0;
+    return CUBEB_ERROR;
+  }
+  return CUBEB_OK;
+}
+
+static int
+sunaudio_stream_stop(cubeb_stream *s)
+{
+  void *dummy;
+
+  DPR("sunaudio_stream_stop()\n");
+  if (s->active) {
+    s->active = 0;
+    pthread_join(s->th, &dummy);
+  }
+  return CUBEB_OK;
+}
+
+static int
+sunaudio_stream_get_position(cubeb_stream *s, uint64_t *p)
+{
+  int rv = CUBEB_OK;
+  pthread_mutex_lock(&s->mutex);
+  if (s->active && s->fd > 0) {
+    if (s->using_oss) {
+      int delay;
+      ioctl(s->fd, SNDCTL_DSP_GETODELAY, &delay);
+      int64_t t = s->frm_played - delay / s->n_channles / 2;
+      if (t < 0) {
+        *p = 0;
+      } else {
+        *p = t;
+      }
+    } else {
+      audio_info_t info;
+      ioctl(s->fd, AUDIO_GETINFO, &info);
+      *p = info.play.samples;
+    }
+    DPR("sunaudio_stream_get_position() %lld\n", *p);
+  } else {
+    rv = CUBEB_ERROR;
+  }
+  pthread_mutex_unlock(&s->mutex);
+  return rv;
+}
+
+static int
+sunaudio_get_max_channel_count(cubeb * ctx, uint32_t * max_channels)
+{
+  if (!ctx || !max_channels)
+    return CUBEB_ERROR;
+
+  *max_channels = 2;
+
+  return CUBEB_OK;
+}
+
+static int
+sunaudio_get_preferred_sample_rate(cubeb * ctx, uint32_t * rate)
+{
+  if (!ctx || !rate)
+    return CUBEB_ERROR;
+
+  // XXX Not yet implemented.
+  *rate = 44100;
+
+  return CUBEB_OK;
+}
+
+static int
+sunaudio_get_min_latency(cubeb * ctx, cubeb_stream_params params, uint32_t * latency_ms)
+{
+  if (!ctx || !latency_ms)
+    return CUBEB_ERROR;
+
+  // XXX Not yet implemented.
+  *latency_ms = 20;
+
+  return CUBEB_OK;
+}
+
+static int
+sunaudio_stream_get_latency(cubeb_stream * s, uint32_t * latency)
+{
+  if (!s || !latency)
+    return CUBEB_ERROR;
+
+  int rv = CUBEB_OK;
+  pthread_mutex_lock(&s->mutex);
+  if (s->active && s->fd > 0) {
+    if (s->using_oss) {
+      int delay;
+      ioctl(s->fd, SNDCTL_DSP_GETODELAY, &delay);
+      *latency = delay / s->n_channles / 2 / s->rate;
+    } else {
+      audio_info_t info;
+      ioctl(s->fd, AUDIO_GETINFO, &info);
+      *latency = (s->frm_played - info.play.samples) / s->rate;
+    }
+    DPR("sunaudio_stream_get_position() %lld\n", *p);
+  } else {
+    rv = CUBEB_ERROR;
+  }
+  pthread_mutex_unlock(&s->mutex);
+  return rv;
+}
+
+static struct cubeb_ops const sunaudio_ops = {
+  .init = sunaudio_init,
+  .get_backend_id = sunaudio_get_backend_id,
+  .destroy = sunaudio_destroy,
+  .get_preferred_sample_rate = sunaudio_get_preferred_sample_rate,
+  .stream_init = sunaudio_stream_init,
+  .stream_destroy = sunaudio_stream_destroy,
+  .stream_start = sunaudio_stream_start,
+  .stream_stop = sunaudio_stream_stop,
+  .stream_get_position = sunaudio_stream_get_position,
+  .get_max_channel_count = sunaudio_get_max_channel_count,
+  .get_min_latency = sunaudio_get_min_latency,
+  .stream_get_latency = sunaudio_stream_get_latency
+};
diff --git a/media/libcubeb/src/moz.build b/media/libcubeb/src/moz.build
index 2ca3a2f54..b6d07126a 100644
--- a/media/libcubeb/src/moz.build
+++ b/media/libcubeb/src/moz.build
@@ -45,6 +45,12 @@ if CONFIG['OS_ARCH'] == 'OpenBSD':
     ]
     DEFINES['USE_SNDIO'] = True
 
+if CONFIG['OS_ARCH'] == 'SunOS':
+    SOURCES += [
+        'cubeb_sun.c',
+    ]
+    DEFINES['USE_SUN'] = True
+
 if CONFIG['OS_TARGET'] == 'Darwin':
     SOURCES += [
         'cubeb_audiounit.cpp',
diff --git a/media/libpng/moz.build b/media/libpng/moz.build
index 9146a8d5a..f2538484b 100644
--- a/media/libpng/moz.build
+++ b/media/libpng/moz.build
@@ -51,3 +51,6 @@ FINAL_LIBRARY = 'gkmedias'
 
 # We allow warnings for third-party code that can be updated from upstream.
 ALLOW_COMPILER_WARNINGS = True
+
+if CONFIG['GNU_CC']:
+    CFLAGS += ['-std=c89']
diff --git a/media/libstagefright/moz.build b/media/libstagefright/moz.build
index 5a8c9521a..87e162112 100644
--- a/media/libstagefright/moz.build
+++ b/media/libstagefright/moz.build
@@ -7,7 +7,7 @@
 DEFINES['ANDROID_SMP'] = 0
 DEFINES['LOG_NDEBUG'] = 1
 
-if CONFIG['OS_TARGET'] != 'WINNT':
+if CONFIG['OS_TARGET'] != 'WINNT' and CONFIG['OS_TARGET'] != 'SunOS':
    DEFINES['_GLIBCXX_OS_DEFINES'] = True
 
 if CONFIG['OS_TARGET'] == 'WINNT':
diff --git a/memory/mozalloc/mozalloc_abort.cpp b/memory/mozalloc/mozalloc_abort.cpp
index a998d8164..85e566db0 100644
--- a/memory/mozalloc/mozalloc_abort.cpp
+++ b/memory/mozalloc/mozalloc_abort.cpp
@@ -68,7 +68,7 @@ void fillAbortMessage(char (&msg)[N], uintptr_t retAddress) {
 //
 // That segmentation fault will be interpreted as another bug by ASan and as a
 // result, ASan will just exit(1) instead of aborting.
-void abort(void)
+extern "C" void abort(void)
 {
 #ifdef MOZ_WIDGET_ANDROID
     char msg[64] = {};
diff --git a/memory/mozjemalloc/jemalloc.c b/memory/mozjemalloc/jemalloc.c
index 9a97bbb09..acaf2572c 100644
--- a/memory/mozjemalloc/jemalloc.c
+++ b/memory/mozjemalloc/jemalloc.c
@@ -280,7 +280,9 @@ typedef long ssize_t;
 #define JEMALLOC_RECYCLE
 
 #ifndef MOZ_MEMORY_WINDOWS
+#ifndef MOZ_MEMORY_SOLARIS
 #include <sys/cdefs.h>
+#endif
 #ifndef __DECONST
 #  define __DECONST(type, var)	((type)(uintptr_t)(const void *)(var))
 #endif
@@ -306,7 +308,7 @@ __FBSDID("$FreeBSD: head/lib/libc/stdlib/malloc.c 180599 2008-07-18 19:35:44Z ja
 #endif
 #include <sys/time.h>
 #include <sys/types.h>
-#if !defined(MOZ_MEMORY_ANDROID)
+#if !defined(MOZ_MEMORY_SOLARIS) && !defined(MOZ_MEMORY_ANDROID)
 #include <sys/sysctl.h>
 #endif
 #include <sys/uio.h>
@@ -408,6 +410,10 @@ void *_mmap(void *addr, size_t length, int prot, int flags,
 #endif
 #endif
 
+#if defined(MOZ_MEMORY_SOLARIS) && defined(MAP_ALIGN) && !defined(JEMALLOC_NEVER_USES_MAP_ALIGN)
+#define JEMALLOC_USES_MAP_ALIGN	 /* Required on Solaris 10. Might improve performance elsewhere. */
+#endif
+
 #ifndef __DECONST
 #define __DECONST(type, var) ((type)(uintptr_t)(const void *)(var))
 #endif
@@ -1034,7 +1040,7 @@ static const bool config_recycle = false;
  * will abort.
  * Platform specific page size conditions copied from js/public/HeapAPI.h
  */
-#if (defined(__FreeBSD__)) && \
+#if (defined(SOLARIS) || defined(__FreeBSD__)) && \
     (defined(__sparc) || defined(__sparcv9) || defined(__ia64))
 #define pagesize_2pow			((size_t) 13)
 #elif defined(__powerpc64__)
@@ -2640,8 +2646,13 @@ pages_purge(void *addr, size_t length)
 #      define JEMALLOC_MADV_PURGE MADV_FREE
 #      define JEMALLOC_MADV_ZEROS false
 #    endif
+#ifdef MOZ_MEMORY_SOLARIS
+        int err = posix_madvise(addr, length, JEMALLOC_MADV_PURGE);
+	unzeroed = (JEMALLOC_MADV_ZEROS == false || err != 0);
+#else
 	int err = madvise(addr, length, JEMALLOC_MADV_PURGE);
 	unzeroed = (JEMALLOC_MADV_ZEROS == false || err != 0);
+#endif
 #    undef JEMALLOC_MADV_PURGE
 #    undef JEMALLOC_MADV_ZEROS
 #  endif
@@ -3597,9 +3608,14 @@ arena_purge(arena_t *arena, bool all)
 #endif
 
 #ifndef MALLOC_DECOMMIT
+#ifdef MOZ_MEMORY_SOLARIS
+        posix_madvise((void*)((uintptr_t)chunk + (i << pagesize_2pow)),
+                (npages << pagesize_2pow),MADV_FREE);
+#else
 				madvise((void *)((uintptr_t)chunk + (i <<
 				    pagesize_2pow)), (npages << pagesize_2pow),
 				    MADV_FREE);
+#endif
 #  ifdef MALLOC_DOUBLE_PURGE
 				madvised = true;
 #  endif
@@ -5120,6 +5136,13 @@ malloc_ncpus(void)
 	else
 		return (n);
 }
+#elif (defined(MOZ_MEMORY_SOLARIS))
+
+static inline unsigned
+malloc_ncpus(void)
+{
+	return sysconf(_SC_NPROCESSORS_ONLN);
+}
 #elif (defined(MOZ_MEMORY_WINDOWS))
 static inline unsigned
 malloc_ncpus(void)
@@ -5916,9 +5939,15 @@ RETURN:
 #define MOZ_MEMORY_ELF
 #endif
 
+#ifdef MOZ_MEMORY_SOLARIS
+#  if (defined(__GNUC__))
+__attribute__((noinline))
+#  endif
+#else
 #if (defined(MOZ_MEMORY_ELF))
 __attribute__((visibility ("hidden")))
 #endif
+#endif
 #endif /* MOZ_REPLACE_MALLOC */
 
 #ifdef MOZ_MEMORY_ELF
diff --git a/mfbt/Poison.cpp b/mfbt/Poison.cpp
index b2767011d..7972dbea3 100644
--- a/mfbt/Poison.cpp
+++ b/mfbt/Poison.cpp
@@ -129,7 +129,11 @@ ReleaseRegion(void* aRegion, uintptr_t aSize)
 static bool
 ProbeRegion(uintptr_t aRegion, uintptr_t aSize)
 {
+#ifdef XP_SOLARIS	
+  if (posix_madvise(reinterpret_cast<void*>(aRegion), aSize, POSIX_MADV_NORMAL)) {
+#else
   if (madvise(reinterpret_cast<void*>(aRegion), aSize, MADV_NORMAL)) {
+#endif	  
     return true;
   } else {
     return false;
diff --git a/mfbt/tests/TestPoisonArea.cpp b/mfbt/tests/TestPoisonArea.cpp
index 6f1b61ed3..fb39ccf79 100644
--- a/mfbt/tests/TestPoisonArea.cpp
+++ b/mfbt/tests/TestPoisonArea.cpp
@@ -266,7 +266,11 @@ ReleaseRegion(void* aPage)
 static bool
 ProbeRegion(uintptr_t aPage)
 {
+#ifdef XP_SOLARIS	
+  return !!posix_madvise(reinterpret_cast<void*>(aPage), PageSize(), POSIX_MADV_NORMAL);
+#else
   return !!madvise(reinterpret_cast<void*>(aPage), PageSize(), MADV_NORMAL);
+#endif  
 }
 
 static int
diff --git a/modules/fdlibm/patches/12_define_u_int32_t_and_u_int64_t_on_windows.patch b/modules/fdlibm/patches/12_define_u_int32_t_and_u_int64_t_on_windows.patch
index b8f238c74..c0e9814aa 100644
--- a/modules/fdlibm/patches/12_define_u_int32_t_and_u_int64_t_on_windows.patch
+++ b/modules/fdlibm/patches/12_define_u_int32_t_and_u_int64_t_on_windows.patch
@@ -10,8 +10,10 @@ diff --git a/modules/fdlibm/src/math_private.h b/modules/fdlibm/src/math_private
   * endianness at run time.
   */
  
-+#ifdef WIN32
++#ifndef u_int32_t
 +#define u_int32_t uint32_t
++#endif
++#ifndef u_int64_t
 +#define u_int64_t uint64_t
 +#endif
 +
diff --git a/modules/fdlibm/src/math_private.h b/modules/fdlibm/src/math_private.h
index 6947cecc0..86597e75f 100644
--- a/modules/fdlibm/src/math_private.h
+++ b/modules/fdlibm/src/math_private.h
@@ -38,8 +38,10 @@
  * endianness at run time.
  */
 
-#ifdef WIN32
+#ifndef u_int32_t
 #define u_int32_t uint32_t
+#endif
+#ifndef u_int64_t
 #define u_int64_t uint64_t
 #endif
 
diff --git a/modules/libjar/nsZipArchive.cpp b/modules/libjar/nsZipArchive.cpp
index 429de1011..841503ebf 100644
--- a/modules/libjar/nsZipArchive.cpp
+++ b/modules/libjar/nsZipArchive.cpp
@@ -688,7 +688,9 @@ MOZ_WIN_MEM_TRY_BEGIN
     // Success means optimized jar layout from bug 559961 is in effect
     uint32_t readaheadLength = xtolong(startp);
     if (readaheadLength) {
-#if defined(XP_UNIX)
+#ifdef XP_SOLARIS
+      posix_madvise(const_cast<uint8_t*>(startp), readaheadLength, POSIX_MADV_WILLNEED);
+#elif defined(XP_UNIX)
       madvise(const_cast<uint8_t*>(startp), readaheadLength, MADV_WILLNEED);
 #elif defined(XP_WIN)
       if (aFd) {
diff --git a/mozilla-config.h.in b/mozilla-config.h.in
index 7484180b0..6883a7be2 100644
--- a/mozilla-config.h.in
+++ b/mozilla-config.h.in
@@ -13,7 +13,7 @@
 #endif
 #endif
 
-// Expands to all the defines from configure.
+/* Expands to all the defines from configure. */
 #undef ALLDEFINES
 
 /*
diff --git a/old-configure.in b/old-configure.in
index 1525ecc9b..dae43d6f1 100644
--- a/old-configure.in
+++ b/old-configure.in
@@ -761,7 +761,7 @@ case "$host" in
     HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX"
     HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O3}"
     ;;
-
+ 
 *)
     HOST_CFLAGS="$HOST_CFLAGS -DXP_UNIX"
     HOST_OPTIMIZE_FLAGS="${HOST_OPTIMIZE_FLAGS=-O2}"
@@ -1197,6 +1197,14 @@ case "$target" in
     fi
     ;;
 
+i*86-*-solaris*)
+    MOZ_FIX_LINK_PATHS="-L${DIST}/bin -R'\$\$ORIGIN':/usr/gcc/7/lib"
+    ;;
+
+x86_64-*-solaris*)
+    MOZ_FIX_LINK_PATHS="-L${DIST}/bin -R'\$\$ORIGIN':/usr/gcc/7/lib/amd64"
+    ;;
+
 esac
 
 AC_SUBST_LIST(MMX_FLAGS)
@@ -4142,7 +4150,7 @@ if test -f "${srcdir}/${MOZ_BUILD_APP}/configure.in" ; then
     _subconfigure_config_args="$ac_configure_args"
   }
   tmpscript=`$PYTHON -c 'import os, tempfile; print tempfile.mktemp(prefix="subscript.").replace(os.sep, "/")'` || exit 1
-  m4 "${srcdir}/build/autoconf/subconfigure.m4" \
+  ${TOOLCHAIN_PREFIX}m4 "${srcdir}/build/autoconf/subconfigure.m4" \
      "${srcdir}/build/autoconf/altoptions.m4" \
      "${srcdir}/${MOZ_BUILD_APP}/configure.in" > $tmpscript
   . $tmpscript
diff --git a/python/mozbuild/mozbuild/configure/constants.py b/python/mozbuild/mozbuild/configure/constants.py
index dfc7cf8ad..00d9ff9bb 100644
--- a/python/mozbuild/mozbuild/configure/constants.py
+++ b/python/mozbuild/mozbuild/configure/constants.py
@@ -23,6 +23,7 @@ OS = EnumString.subclass(
     'iOS',
     'NetBSD',
     'OpenBSD',
+    'SunOS',
     'OSX',
     'WINNT',
 )
@@ -35,6 +36,7 @@ Kernel = EnumString.subclass(
     'Linux',
     'NetBSD',
     'OpenBSD',
+    'SunOS',
     'WINNT',
 )
 
@@ -97,6 +99,7 @@ kernel_preprocessor_checks = {
     'Linux': '__linux__',
     'NetBSD': '__NetBSD__',
     'OpenBSD': '__OpenBSD__',
+    'SunOS': '__sun__',
     'WINNT': '_WIN32 || __CYGWIN__',
 }
 
diff --git a/python/mozbuild/mozbuild/mach_commands.py b/python/mozbuild/mozbuild/mach_commands.py
index a45656b37..c2e1a3e89 100644
--- a/python/mozbuild/mozbuild/mach_commands.py
+++ b/python/mozbuild/mozbuild/mach_commands.py
@@ -544,9 +544,14 @@ class Build(MachCommandBase):
         # Check if there are any unpreprocessed files in '@MOZ_OBJDIR@/dist/bin'
         # See python/mozbuild/mozbuild/preprocessor.py#L293-L309 for the list of directives
         # We skip if, ifdef, ifndef, else, elif, elifdef and elifndef, because they are never used alone
-        grepcmd = 'grep -E -r "^(#|%)(define|endif|error|expand|filter|include|literal|undef|unfilter)" '\
-                  + '--include=\*.{css,dtd,html,js,jsm,xhtml,xml,xul,manifest,properties,rdf} '\
-                  + self.topobjdir + '/dist/bin | awk "/\.css:%/ || (!/\.css/ && /:#/)"'
+        #
+        # The original version of this script only worked with GNU grep because of the --include flag. 
+        # Not a problem in and of itself, except that it didn't take TOOLCHAIN_PREFIX and simply assumed 
+        # all operating systems use GNU grep as the system grep (often it's called ggrep or something). 
+        # This script is a bit slower, but should do the same thing on all Unix platforms. 
+
+        grepcmd = 'find ' + self.topobjdir + '/dist/bin' + ' -name \'\*.{css,dtd,html,js,jsm,xhtml,xml,xul,manifest,properties,rdf}\' ' + '| xargs grep -E "^(#|%)(define|endif|error|expand|filter|include|literal|undef|unfilter)" '\
+                  + '| awk "/\.css:%/ || (!/\.css/ && /:#/)"'
         grepresult = subprocess.Popen(grepcmd, stdout=subprocess.PIPE, shell=True).communicate()[0]
         if grepresult:
             print('\nERROR: preprocessor was not applied to the following files:\n\n' + grepresult)
diff --git a/python/mozbuild/mozbuild/mozconfig_loader b/python/mozbuild/mozbuild/mozconfig_loader
index 6b1e05dce..6c3df47ac 100755
--- a/python/mozbuild/mozbuild/mozconfig_loader
+++ b/python/mozbuild/mozbuild/mozconfig_loader
@@ -10,49 +10,46 @@
 set -e
 
 ac_add_options() {
-  local opt
-  for opt; do
-    case "$opt" in
+  for _mozconfig_opt; do
+    case "$_mozconfig_opt" in
     --target=*)
       echo "------BEGIN_MK_OPTION"
-      echo $opt | sed s/--target/CONFIG_GUESS/
+      echo $_mozconfig_opt | sed s/--target/CONFIG_GUESS/
       echo "------END_MK_OPTION"
       ;;
     esac
     echo "------BEGIN_AC_OPTION"
-    echo $opt
+    echo $_mozconfig_opt
     echo "------END_AC_OPTION"
   done
 }
 
 ac_add_app_options() {
-  local app
-  app=$1
+  _mozconfig_app=$1
   shift
   echo "------BEGIN_AC_APP_OPTION"
-  echo $app
+  echo $_mozconfig_app
   echo "$*"
   echo "------END_AC_APP_OPTION"
 }
 
 mk_add_options() {
-  local opt name op value
-  for opt; do
+  for _mozconfig_opt; do
     echo "------BEGIN_MK_OPTION"
-    echo $opt
+    echo $_mozconfig_opt
     # Remove any leading "export"
-    opt=${opt#export}
-    case "$opt" in
-    *\?=*) op="?=" ;;
-    *:=*) op=":=" ;;
-    *+=*) op="+=" ;;
-    *=*) op="=" ;;
+    opt=${_mozconfig_opt#export}
+    case "$_mozconfig_opt" in
+    *\?=*) _mozconfig_op="?=" ;;
+    *:=*) _mozconfig_op=":=" ;;
+    *+=*) _mozconfig_op="+=" ;;
+    *=*) _mozconfig_op="=" ;;
     esac
     # Remove the operator and the value that follows
-    name=${opt%%${op}*}
-    # Note: $(echo ${name}) strips the variable from any leading and trailing
+    _mozconfig_name=${_mozconfig_opt%%${_mozconfig_op}*}
+    # Note: $(echo ${_mozconfig_name}) strips the variable from any leading and trailing
     # whitespaces.
-    eval "$(echo ${name})_IS_SET=1"
+    eval "$(echo ${_mozconfig_name})_IS_SET=1"
     echo "------END_MK_OPTION"
   done
 }
@@ -77,4 +74,5 @@ echo "------END_AFTER_SOURCE"
 
 echo "------BEGIN_ENV_AFTER_SOURCE"
 $3 $4
+
 echo "------END_ENV_AFTER_SOURCE"
diff --git a/security/nss/lib/dbm/include/extern.h b/security/nss/lib/dbm/include/extern.h
index 897369fb8..4fbdc2d80 100644
--- a/security/nss/lib/dbm/include/extern.h
+++ b/security/nss/lib/dbm/include/extern.h
@@ -31,32 +31,32 @@
  *  @(#)extern.h    8.4 (Berkeley) 6/16/94
  */
 
-BUFHEAD *__add_ovflpage(HTAB *, BUFHEAD *);
-int __addel(HTAB *, BUFHEAD *, const DBT *, const DBT *);
-int __big_delete(HTAB *, BUFHEAD *);
-int __big_insert(HTAB *, BUFHEAD *, const DBT *, const DBT *);
-int __big_keydata(HTAB *, BUFHEAD *, DBT *, DBT *, int);
-int __big_return(HTAB *, BUFHEAD *, int, DBT *, int);
-int __big_split(HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
-                uint32, uint32, SPLIT_RETURN *);
-int __buf_free(HTAB *, int, int);
-void __buf_init(HTAB *, int);
-uint32 __call_hash(HTAB *, char *, size_t);
-int __delpair(HTAB *, BUFHEAD *, int);
-int __expand_table(HTAB *);
-int __find_bigpair(HTAB *, BUFHEAD *, int, char *, int);
-uint16 __find_last_page(HTAB *, BUFHEAD **);
-void __free_ovflpage(HTAB *, BUFHEAD *);
-BUFHEAD *__get_buf(HTAB *, uint32, BUFHEAD *, int);
-int __get_page(HTAB *, char *, uint32, int, int, int);
-int __ibitmap(HTAB *, int, int, int);
-uint32 __log2(uint32);
-int __put_page(HTAB *, char *, uint32, int, int);
-void __reclaim_buf(HTAB *, BUFHEAD *);
-int __split_page(HTAB *, uint32, uint32);
+BUFHEAD *dbm_add_ovflpage(HTAB *, BUFHEAD *);
+int dbm_addel(HTAB *, BUFHEAD *, const DBT *, const DBT *);
+int dbm_big_delete(HTAB *, BUFHEAD *);
+int dbm_big_insert(HTAB *, BUFHEAD *, const DBT *, const DBT *);
+int dbm_big_keydata(HTAB *, BUFHEAD *, DBT *, DBT *, int);
+int dbm_big_return(HTAB *, BUFHEAD *, int, DBT *, int);
+int dbm_big_split(HTAB *, BUFHEAD *, BUFHEAD *, BUFHEAD *,
+                  uint32, uint32, SPLIT_RETURN *);
+int dbm_buf_free(HTAB *, int, int);
+void dbm_buf_init(HTAB *, int);
+uint32 dbm_call_hash(HTAB *, char *, size_t);
+int dbm_delpair(HTAB *, BUFHEAD *, int);
+int dbm_expand_table(HTAB *);
+int dbm_find_bigpair(HTAB *, BUFHEAD *, int, char *, int);
+uint16 dbm_find_last_page(HTAB *, BUFHEAD **);
+void dbm_free_ovflpage(HTAB *, BUFHEAD *);
+BUFHEAD *dbm_get_buf(HTAB *, uint32, BUFHEAD *, int);
+int dbm_get_page(HTAB *, char *, uint32, int, int, int);
+int dbm_ibitmap(HTAB *, int, int, int);
+uint32 dbm_log2(uint32);
+int dbm_put_page(HTAB *, char *, uint32, int, int);
+void dbm_reclaim_buf(HTAB *, BUFHEAD *);
+int dbm_split_page(HTAB *, uint32, uint32);
 
 /* Default hash routine. */
-extern uint32 (*__default_hash)(const void *, size_t);
+extern uint32 (*dbm_default_hash)(const void *, size_t);
 
 #ifdef HASH_STATISTICS
 extern int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
diff --git a/security/nss/lib/dbm/include/hash.h b/security/nss/lib/dbm/include/hash.h
index 7da51dc64..0ce3c3ff2 100644
--- a/security/nss/lib/dbm/include/hash.h
+++ b/security/nss/lib/dbm/include/hash.h
@@ -190,7 +190,7 @@ typedef struct htab { /* Memory resident data structure */
 #define OADDR_OF(S, O) ((uint32)((uint32)(S) << SPLITSHIFT) + (O))
 
 #define BUCKET_TO_PAGE(B) \
-    (B) + hashp->HDRPAGES + ((B) ? hashp->SPARES[__log2((uint32)((B) + 1)) - 1] : 0)
+    (B) + hashp->HDRPAGES + ((B) ? hashp->SPARES[dbm_log2((uint32)((B) + 1)) - 1] : 0)
 #define OADDR_TO_PAGE(B) \
     BUCKET_TO_PAGE((1 << SPLITNUM((B))) - 1) + OPAGENUM((B));
 
@@ -314,28 +314,28 @@ typedef struct htab { /* Memory resident data structure */
 #define NEXT_FREE hdr.next_free
 #define H_CHARKEY hdr.h_charkey
 
-extern uint32 (*__default_hash)(const void *, size_t);
-void __buf_init(HTAB *hashp, int32 nbytes);
-int __big_delete(HTAB *hashp, BUFHEAD *bufp);
-BUFHEAD *__get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage);
-uint32 __call_hash(HTAB *hashp, char *k, size_t len);
+extern uint32 (*dbm_default_hash)(const void *, size_t);
+void dbm_buf_init(HTAB *hashp, int32 nbytes);
+int dbm_big_delete(HTAB *hashp, BUFHEAD *bufp);
+BUFHEAD *dbm_get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage);
+uint32 dbm_call_hash(HTAB *hashp, char *k, size_t len);
 #include "page.h"
-extern int __big_split(HTAB *hashp, BUFHEAD *op, BUFHEAD *np,
-                       BUFHEAD *big_keyp, uint32 addr, uint32 obucket, SPLIT_RETURN *ret);
-void __free_ovflpage(HTAB *hashp, BUFHEAD *obufp);
-BUFHEAD *__add_ovflpage(HTAB *hashp, BUFHEAD *bufp);
-int __big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val);
-int __expand_table(HTAB *hashp);
-uint32 __log2(uint32 num);
-void __reclaim_buf(HTAB *hashp, BUFHEAD *bp);
-int __get_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_disk, int is_bitmap);
-int __put_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_bitmap);
-int __ibitmap(HTAB *hashp, int pnum, int nbits, int ndx);
-int __buf_free(HTAB *hashp, int do_free, int to_disk);
-int __find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size);
-uint16 __find_last_page(HTAB *hashp, BUFHEAD **bpp);
-int __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val);
-int __big_return(HTAB *hashp, BUFHEAD *bufp, int ndx, DBT *val, int set_current);
-int __delpair(HTAB *hashp, BUFHEAD *bufp, int ndx);
-int __big_keydata(HTAB *hashp, BUFHEAD *bufp, DBT *key, DBT *val, int set);
-int __split_page(HTAB *hashp, uint32 obucket, uint32 nbucket);
+extern int dbm_big_split(HTAB *hashp, BUFHEAD *op, BUFHEAD *np,
+                         BUFHEAD *big_keyp, uint32 addr, uint32 obucket, SPLIT_RETURN *ret);
+void dbm_free_ovflpage(HTAB *hashp, BUFHEAD *obufp);
+BUFHEAD *dbm_add_ovflpage(HTAB *hashp, BUFHEAD *bufp);
+int dbm_big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val);
+int dbm_expand_table(HTAB *hashp);
+uint32 dbm_log2(uint32 num);
+void dbm_reclaim_buf(HTAB *hashp, BUFHEAD *bp);
+int dbm_get_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_disk, int is_bitmap);
+int dbm_put_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_bitmap);
+int dbm_ibitmap(HTAB *hashp, int pnum, int nbits, int ndx);
+int dbm_buf_free(HTAB *hashp, int do_free, int to_disk);
+int dbm_find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size);
+uint16 dbm_find_last_page(HTAB *hashp, BUFHEAD **bpp);
+int dbm_addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val);
+int dbm_big_return(HTAB *hashp, BUFHEAD *bufp, int ndx, DBT *val, int set_current);
+int dbm_delpair(HTAB *hashp, BUFHEAD *bufp, int ndx);
+int dbm_big_keydata(HTAB *hashp, BUFHEAD *bufp, DBT *key, DBT *val, int set);
+int dbm_split_page(HTAB *hashp, uint32 obucket, uint32 nbucket);
diff --git a/security/nss/lib/dbm/include/mcom_db.h b/security/nss/lib/dbm/include/mcom_db.h
index 0a4f6dc14..e961dd1b4 100644
--- a/security/nss/lib/dbm/include/mcom_db.h
+++ b/security/nss/lib/dbm/include/mcom_db.h
@@ -287,16 +287,16 @@ typedef enum { LockOutDatabase,
 #endif
 
 /* Access method description structure. */
-typedef struct __db {
+typedef struct dbm_db {
     DBTYPE type; /* Underlying db type. */
-    int (*close)(struct __db *);
-    int (*del)(const struct __db *, const DBT *, uint);
-    int (*get)(const struct __db *, const DBT *, DBT *, uint);
-    int (*put)(const struct __db *, DBT *, const DBT *, uint);
-    int (*seq)(const struct __db *, DBT *, DBT *, uint);
-    int (*sync)(const struct __db *, uint);
+    int (*close)(struct dbm_db *);
+    int (*del)(const struct dbm_db *, const DBT *, uint);
+    int (*get)(const struct dbm_db *, const DBT *, DBT *, uint);
+    int (*put)(const struct dbm_db *, DBT *, const DBT *, uint);
+    int (*seq)(const struct dbm_db *, DBT *, DBT *, uint);
+    int (*sync)(const struct dbm_db *, uint);
     void *internal; /* Access method private. */
-    int (*fd)(const struct __db *);
+    int (*fd)(const struct dbm_db *);
 } DB;
 
 #define BTREEMAGIC 0x053162
@@ -412,10 +412,10 @@ dbopen(const char *, int, int, DBTYPE, const void *);
 void dbSetOrClearDBLock(DBLockFlagEnum type);
 
 #ifdef __DBINTERFACE_PRIVATE
-DB *__bt_open(const char *, int, int, const BTREEINFO *, int);
-DB *__hash_open(const char *, int, int, const HASHINFO *, int);
-DB *__rec_open(const char *, int, int, const RECNOINFO *, int);
-void __dbpanic(DB *dbp);
+DB *dbm_bt_open(const char *, int, int, const BTREEINFO *, int);
+DB *dbm_hash_open(const char *, int, int, const HASHINFO *, int);
+DB *dbm_rec_open(const char *, int, int, const RECNOINFO *, int);
+void dbm_dbpanic(DB *dbp);
 #endif
 
 PR_END_EXTERN_C
diff --git a/security/nss/lib/dbm/include/ncompat.h b/security/nss/lib/dbm/include/ncompat.h
index 9fd434799..f9f631622 100644
--- a/security/nss/lib/dbm/include/ncompat.h
+++ b/security/nss/lib/dbm/include/ncompat.h
@@ -89,13 +89,13 @@ typedef unsigned int  sigset_t;
 #define SIG_UNBLOCK 2
 #define SIG_SETMASK 3
 
-static int __sigtemp; /* For the use of sigprocmask */
+static int dbm_sigtemp; /* For the use of sigprocmask */
 
 /* Repeated test of oset != NULL is to avoid "*0". */
 #define sigprocmask(how, set, oset)                                                                                                                            \
-    ((__sigtemp =                                                                                                                                              \
+    ((dbm_sigtemp =                                                                                                                                            \
           (((how) == SIG_BLOCK) ? sigblock(0) | *(set) : (((how) == SIG_UNBLOCK) ? sigblock(0) & ~(*(set)) : ((how) == SIG_SETMASK ? *(set) : sigblock(0))))), \
-     ((oset) ? (*(oset ? oset : set) = sigsetmask(__sigtemp)) : sigsetmask(__sigtemp)), 0)
+     ((oset) ? (*(oset ? oset : set) = sigsetmask(dbm_sigtemp)) : sigsetmask(dbm_sigtemp)), 0)
 #endif
 
 /*
diff --git a/security/nss/lib/dbm/src/db.c b/security/nss/lib/dbm/src/db.c
index 5c35bbd48..4b5810760 100644
--- a/security/nss/lib/dbm/src/db.c
+++ b/security/nss/lib/dbm/src/db.c
@@ -92,16 +92,16 @@ dbopen(const char *fname, int flags, int mode, DBTYPE type, const void *openinfo
 /* we don't need btree and recno right now */
 #if 0
             case DB_BTREE:
-                return (__bt_open(fname, flags & USE_OPEN_FLAGS,
+                return (dbm_bt_open(fname, flags & USE_OPEN_FLAGS,
                     mode, openinfo, flags & DB_FLAGS));
             case DB_RECNO:
-                return (__rec_open(fname, flags & USE_OPEN_FLAGS,
+                return (dbm_rec_open(fname, flags & USE_OPEN_FLAGS,
                     mode, openinfo, flags & DB_FLAGS));
 #endif
 
             case DB_HASH:
-                return (__hash_open(fname, flags & USE_OPEN_FLAGS,
-                                    mode, (const HASHINFO *)openinfo, flags & DB_FLAGS));
+                return (dbm_hash_open(fname, flags & USE_OPEN_FLAGS,
+                                      mode, (const HASHINFO *)openinfo, flags & DB_FLAGS));
             default:
                 break;
         }
@@ -110,7 +110,7 @@ dbopen(const char *fname, int flags, int mode, DBTYPE type, const void *openinfo
 }
 
 static int
-__dberr()
+dbm_dberr()
 {
     return (RET_ERROR);
 }
@@ -122,13 +122,14 @@ __dberr()
  *  dbp:    pointer to the DB structure.
  */
 void
-__dbpanic(DB *dbp)
+dbm_dbpanic(DB *dbp)
 {
     /* The only thing that can succeed is a close. */
-    dbp->del = (int (*)(const struct __db *, const DBT *, uint))__dberr;
-    dbp->fd = (int (*)(const struct __db *))__dberr;
-    dbp->get = (int (*)(const struct __db *, const DBT *, DBT *, uint))__dberr;
-    dbp->put = (int (*)(const struct __db *, DBT *, const DBT *, uint))__dberr;
-    dbp->seq = (int (*)(const struct __db *, DBT *, DBT *, uint))__dberr;
-    dbp->sync = (int (*)(const struct __db *, uint))__dberr;
+    dbp->del = (int (*)(const struct dbm_db *, const DBT *, uint))dbm_dberr;
+    dbp->fd = (int (*)(const struct dbm_db *))dbm_dberr;
+    dbp->get = (int (*)(const struct dbm_db *, const DBT *, DBT *, uint))dbm_dberr;
+    dbp->put = (int (*)(const struct dbm_db *, DBT *, const DBT *, uint))dbm_dberr;
+    dbp->seq = (int (*)(const struct dbm_db *, DBT *, DBT *, uint))dbm_dberr;
+    dbp->sync = (int (*)(const struct dbm_db *, uint))dbm_dberr;
+
 }
diff --git a/security/nss/lib/dbm/src/h_bigkey.c b/security/nss/lib/dbm/src/h_bigkey.c
index 6edfe7f5a..795c7a09d 100644
--- a/security/nss/lib/dbm/src/h_bigkey.c
+++ b/security/nss/lib/dbm/src/h_bigkey.c
@@ -85,7 +85,7 @@ static int collect_data(HTAB *, BUFHEAD *, int, int);
  *-1 ==> ERROR
  */
 extern int
-__big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
+dbm_big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
 {
     register uint16 *p;
     uint key_size, n, val_size;
@@ -114,7 +114,7 @@ __big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
         FREESPACE(p) = off - PAGE_META(n);
         OFFSET(p) = off;
         p[n] = PARTIAL_KEY;
-        bufp = __add_ovflpage(hashp, bufp);
+        bufp = dbm_add_ovflpage(hashp, bufp);
         if (!bufp)
             return (-1);
         n = p[0];
@@ -158,7 +158,7 @@ __big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
         OFFSET(p) = off;
         if (val_size) {
             p[n] = FULL_KEY;
-            bufp = __add_ovflpage(hashp, bufp);
+            bufp = dbm_add_ovflpage(hashp, bufp);
             if (!bufp)
                 return (-1);
             cp = bufp->page;
@@ -182,7 +182,7 @@ __big_insert(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
  *-1 => ERROR
  */
 extern int
-__big_delete(HTAB *hashp, BUFHEAD *bufp)
+dbm_big_delete(HTAB *hashp, BUFHEAD *bufp)
 {
     register BUFHEAD *last_bfp, *rbufp;
     uint16 *bp, pageno;
@@ -207,9 +207,9 @@ __big_delete(HTAB *hashp, BUFHEAD *bufp)
             break;
         pageno = bp[bp[0] - 1];
         rbufp->flags |= BUF_MOD;
-        rbufp = __get_buf(hashp, pageno, rbufp, 0);
+        rbufp = dbm_get_buf(hashp, pageno, rbufp, 0);
         if (last_bfp)
-            __free_ovflpage(hashp, last_bfp);
+            dbm_free_ovflpage(hashp, last_bfp);
         last_bfp = rbufp;
         if (!rbufp)
             return (-1); /* Error. */
@@ -244,9 +244,9 @@ __big_delete(HTAB *hashp, BUFHEAD *bufp)
 
     bufp->flags |= BUF_MOD;
     if (rbufp)
-        __free_ovflpage(hashp, rbufp);
+        dbm_free_ovflpage(hashp, rbufp);
     if (last_bfp != rbufp)
-        __free_ovflpage(hashp, last_bfp);
+        dbm_free_ovflpage(hashp, last_bfp);
 
     hashp->NKEYS--;
     return (0);
@@ -259,7 +259,7 @@ __big_delete(HTAB *hashp, BUFHEAD *bufp)
  * -3 error
  */
 extern int
-__find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size)
+dbm_find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size)
 {
     register uint16 *bp;
     register char *p;
@@ -279,7 +279,7 @@ __find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size)
             return (-2);
         kkey += bytes;
         ksize -= bytes;
-        bufp = __get_buf(hashp, bp[ndx + 2], bufp, 0);
+        bufp = dbm_get_buf(hashp, bp[ndx + 2], bufp, 0);
         if (!bufp)
             return (-3);
         p = bufp->page;
@@ -306,7 +306,7 @@ __find_bigpair(HTAB *hashp, BUFHEAD *bufp, int ndx, char *key, int size)
  * bucket)
  */
 extern uint16
-__find_last_page(HTAB *hashp, BUFHEAD **bpp)
+dbm_find_last_page(HTAB *hashp, BUFHEAD **bpp)
 {
     BUFHEAD *bufp;
     uint16 *bp, pageno;
@@ -332,7 +332,7 @@ __find_last_page(HTAB *hashp, BUFHEAD **bpp)
             return (0);
 
         pageno = bp[n - 1];
-        bufp = __get_buf(hashp, pageno, bufp, 0);
+        bufp = dbm_get_buf(hashp, pageno, bufp, 0);
         if (!bufp)
             return (0); /* Need to indicate an error! */
         bp = (uint16 *)bufp->page;
@@ -350,7 +350,7 @@ __find_last_page(HTAB *hashp, BUFHEAD **bpp)
  * index (index should always be 1).
  */
 extern int
-__big_return(
+dbm_big_return(
     HTAB *hashp,
     BUFHEAD *bufp,
     int ndx,
@@ -364,7 +364,7 @@ __big_return(
 
     bp = (uint16 *)bufp->page;
     while (bp[ndx + 1] == PARTIAL_KEY) {
-        bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+        bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
         if (!bufp)
             return (-1);
         bp = (uint16 *)bufp->page;
@@ -372,7 +372,7 @@ __big_return(
     }
 
     if (bp[ndx + 1] == FULL_KEY) {
-        bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+        bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
         if (!bufp)
             return (-1);
         bp = (uint16 *)bufp->page;
@@ -392,7 +392,7 @@ __big_return(
         len = bp[1] - off;
         save_p = bufp;
         save_addr = bufp->addr;
-        bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+        bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
         if (!bufp)
             return (-1);
         bp = (uint16 *)bufp->page;
@@ -409,8 +409,8 @@ __big_return(
                 hashp->cbucket++;
                 hashp->cndx = 1;
             } else {
-                hashp->cpage = __get_buf(hashp,
-                                         bp[bp[0] - 1], bufp, 0);
+                hashp->cpage = dbm_get_buf(hashp,
+                                           bp[bp[0] - 1], bufp, 0);
                 if (!hashp->cpage)
                     return (-1);
                 hashp->cndx = 1;
@@ -470,7 +470,7 @@ collect_data(
     save_bufp->flags |= BUF_PIN;
 
     /* read the length of the buffer */
-    for (totlen = len; bufp; bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0)) {
+    for (totlen = len; bufp; bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0)) {
         bp = (uint16 *)bufp->page;
         mylen = hashp->BSIZE - bp[1];
 
@@ -502,7 +502,7 @@ collect_data(
 
     /* copy the buffers back into temp buf */
     for (bufp = save_bufp; bufp;
-         bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0)) {
+         bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0)) {
         bp = (uint16 *)bufp->page;
         mylen = hashp->BSIZE - bp[1];
         memmove(&hashp->tmp_buf[len], (bufp->page) + bp[1], (size_t)mylen);
@@ -522,7 +522,7 @@ collect_data(
             hashp->cpage = NULL;
             hashp->cbucket++;
         } else {
-            hashp->cpage = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+            hashp->cpage = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
             if (!hashp->cpage)
                 return (-1);
             else if (!((uint16 *)hashp->cpage->page)[0]) {
@@ -538,7 +538,7 @@ collect_data(
  * Fill in the key and data for this big pair.
  */
 extern int
-__big_keydata(
+dbm_big_keydata(
     HTAB *hashp,
     BUFHEAD *bufp,
     DBT *key, DBT *val,
@@ -579,10 +579,10 @@ collect_key(
             free(hashp->tmp_key);
         if ((hashp->tmp_key = (char *)malloc((size_t)totlen)) == NULL)
             return (-1);
-        if (__big_return(hashp, bufp, 1, val, set))
+        if (dbm_big_return(hashp, bufp, 1, val, set))
             return (-1);
     } else {
-        xbp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+        xbp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
         if (!xbp || ((totlen =
                           collect_key(hashp, xbp, totlen, val, set)) < 1))
             return (-1);
@@ -601,7 +601,7 @@ collect_key(
  * -1 => error
  */
 extern int
-__big_split(
+dbm_big_split(
     HTAB *hashp,
     BUFHEAD *op, /* Pointer to where to put keys that go in old bucket */
     BUFHEAD *np, /* Pointer to new bucket page */
@@ -621,13 +621,13 @@ __big_split(
     bp = big_keyp;
 
     /* Now figure out where the big key/data goes */
-    if (__big_keydata(hashp, big_keyp, &key, &val, 0))
+    if (dbm_big_keydata(hashp, big_keyp, &key, &val, 0))
         return (-1);
-    change = (__call_hash(hashp, (char *)key.data, key.size) != obucket);
+    change = (dbm_call_hash(hashp, (char *)key.data, key.size) != obucket);
 
-    if ((ret->next_addr = __find_last_page(hashp, &big_keyp))) {
+    if ((ret->next_addr = dbm_find_last_page(hashp, &big_keyp))) {
         if (!(ret->nextp =
-                  __get_buf(hashp, ret->next_addr, big_keyp, 0)))
+                  dbm_get_buf(hashp, ret->next_addr, big_keyp, 0)))
             return (-1);
         ;
     } else
@@ -692,7 +692,7 @@ __big_split(
         tp[0] -= 2;
         FREESPACE(tp) = free_space + OVFLSIZE;
         OFFSET(tp) = off;
-        tmpp = __add_ovflpage(hashp, big_keyp);
+        tmpp = dbm_add_ovflpage(hashp, big_keyp);
         if (!tmpp)
             return (-1);
         tp[4] = n;
@@ -704,4 +704,5 @@ __big_split(
     else
         ret->oldp = tmpp;
     return (0);
+
 }
diff --git a/security/nss/lib/dbm/src/h_func.c b/security/nss/lib/dbm/src/h_func.c
index 0d8734e8b..897060992 100644
--- a/security/nss/lib/dbm/src/h_func.c
+++ b/security/nss/lib/dbm/src/h_func.c
@@ -52,7 +52,7 @@ static uint32 hash3(const void *, size_t);
 static uint32 hash4(const void *, size_t);
 
 /* Global default hash function */
-uint32 (*__default_hash)(const void *, size_t) = hash4;
+uint32 (*dbm_default_hash)(const void *, size_t) = hash4;
 
 /*
  * HASH FUNCTIONS
@@ -205,3 +205,4 @@ hash4(const void *keyarg, register size_t len)
     }
     return (h);
 }
+
diff --git a/security/nss/lib/dbm/src/h_log2.c b/security/nss/lib/dbm/src/h_log2.c
index a42b51a99..0e91fd042 100644
--- a/security/nss/lib/dbm/src/h_log2.c
+++ b/security/nss/lib/dbm/src/h_log2.c
@@ -43,7 +43,7 @@ static char sccsid[] = "@(#)hash_log2.c 8.2 (Berkeley) 5/31/94";
 #include "mcom_db.h"
 
 uint32
-__log2(uint32 num)
+dbm_log2(uint32 num)
 {
     register uint32 i, limit;
 
@@ -51,4 +51,5 @@ __log2(uint32 num)
     for (i = 0; limit < num; limit = limit << 1, i++) {
     }
     return (i);
+
 }
diff --git a/security/nss/lib/dbm/src/h_page.c b/security/nss/lib/dbm/src/h_page.c
index e5623224b..e6f61c623 100644
--- a/security/nss/lib/dbm/src/h_page.c
+++ b/security/nss/lib/dbm/src/h_page.c
@@ -204,7 +204,7 @@ putpair(char *p, const DBT *key, DBT *val)
  *  -1 error
  */
 extern int
-__delpair(HTAB *hashp, BUFHEAD *bufp, int ndx)
+dbm_delpair(HTAB *hashp, BUFHEAD *bufp, int ndx)
 {
     register uint16 *bp, newoff;
     register int n;
@@ -214,7 +214,7 @@ __delpair(HTAB *hashp, BUFHEAD *bufp, int ndx)
     n = bp[0];
 
     if (bp[ndx + 1] < REAL_KEY)
-        return (__big_delete(hashp, bufp));
+        return (dbm_big_delete(hashp, bufp));
     if (ndx != 1)
         newoff = bp[ndx - 1];
     else
@@ -277,7 +277,7 @@ __delpair(HTAB *hashp, BUFHEAD *bufp, int ndx)
  *  -1 ==> Error
  */
 extern int
-__split_page(HTAB *hashp, uint32 obucket, uint32 nbucket)
+dbm_split_page(HTAB *hashp, uint32 obucket, uint32 nbucket)
 {
     register BUFHEAD *new_bufp, *old_bufp;
     register uint16 *ino;
@@ -292,10 +292,10 @@ __split_page(HTAB *hashp, uint32 obucket, uint32 nbucket)
 
     copyto = (uint16)hashp->BSIZE;
     off = (uint16)hashp->BSIZE;
-    old_bufp = __get_buf(hashp, obucket, NULL, 0);
+    old_bufp = dbm_get_buf(hashp, obucket, NULL, 0);
     if (old_bufp == NULL)
         return (-1);
-    new_bufp = __get_buf(hashp, nbucket, NULL, 0);
+    new_bufp = dbm_get_buf(hashp, nbucket, NULL, 0);
     if (new_bufp == NULL)
         return (-1);
 
@@ -331,7 +331,7 @@ __split_page(HTAB *hashp, uint32 obucket, uint32 nbucket)
         assert(((int)key.size) > -1);
 #endif
 
-        if (__call_hash(hashp, (char *)key.data, key.size) == obucket) {
+        if (dbm_call_hash(hashp, (char *)key.data, key.size) == obucket) {
             /* Don't switch page */
             diff = copyto - off;
             if (diff) {
@@ -443,8 +443,8 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
             return DATABASE_CORRUPTED_ERROR;
 
         if (ino[2] < REAL_KEY && ino[2] != OVFLPAGE) {
-            if ((status = __big_split(hashp, old_bufp,
-                                      new_bufp, bufp, bufp->addr, obucket, &ret)))
+            if ((status = dbm_big_split(hashp, old_bufp,
+                                        new_bufp, bufp, bufp->addr, obucket, &ret)))
                 return (status);
             old_bufp = ret.oldp;
             if (!old_bufp)
@@ -477,7 +477,7 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
                 scopyto - sizeof(uint16) * (ino[0] + 3);
             OFFSET(ino) = scopyto;
 
-            bufp = __get_buf(hashp, ov_addr, bufp, 0);
+            bufp = dbm_get_buf(hashp, ov_addr, bufp, 0);
             if (!bufp)
                 return (-1);
 
@@ -487,7 +487,7 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
             moved = 0;
 
             if (last_bfp)
-                __free_ovflpage(hashp, last_bfp);
+                dbm_free_ovflpage(hashp, last_bfp);
             last_bfp = bufp;
         }
         /* Move regular sized pairs of there are any */
@@ -506,13 +506,13 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
             val.size = ino[n] - ino[n + 1];
             off = ino[n + 1];
 
-            if (__call_hash(hashp, (char *)key.data, key.size) == obucket) {
+            if (dbm_call_hash(hashp, (char *)key.data, key.size) == obucket) {
                 /* Keep on old page */
                 if (PAIRFITS(op, (&key), (&val)))
                     putpair((char *)op, &key, &val);
                 else {
                     old_bufp =
-                        __add_ovflpage(hashp, old_bufp);
+                        dbm_add_ovflpage(hashp, old_bufp);
                     if (!old_bufp)
                         return (-1);
                     op = (uint16 *)old_bufp->page;
@@ -525,7 +525,7 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
                     putpair((char *)np, &key, &val);
                 else {
                     new_bufp =
-                        __add_ovflpage(hashp, new_bufp);
+                        dbm_add_ovflpage(hashp, new_bufp);
                     if (!new_bufp)
                         return (-1);
                     np = (uint16 *)new_bufp->page;
@@ -536,7 +536,7 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
         }
     }
     if (last_bfp)
-        __free_ovflpage(hashp, last_bfp);
+        dbm_free_ovflpage(hashp, last_bfp);
     return (0);
 }
 
@@ -548,7 +548,7 @@ ugly_split(HTAB *hashp, uint32 obucket, BUFHEAD *old_bufp,
  *  1 ==> failure
  */
 extern int
-__addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
+dbm_addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
 {
     register uint16 *bp, *sop;
     int do_expand;
@@ -562,7 +562,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
                and we need to add another page */
             break;
         else if (bp[2] < REAL_KEY && bp[bp[0]] != OVFLPAGE) {
-            bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+            bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
             if (!bufp) {
 #ifdef DEBUG
                 assert(0);
@@ -585,7 +585,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
                 return (0);
             }
         } else {
-            bufp = __get_buf(hashp, bp[bp[0] - 1], bufp, 0);
+            bufp = dbm_get_buf(hashp, bp[bp[0] - 1], bufp, 0);
             if (!bufp) {
 #ifdef DEBUG
                 assert(0);
@@ -599,7 +599,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
         putpair(bufp->page, key, (DBT *)val);
     else {
         do_expand = 1;
-        bufp = __add_ovflpage(hashp, bufp);
+        bufp = dbm_add_ovflpage(hashp, bufp);
         if (!bufp) {
 #ifdef DEBUG
             assert(0);
@@ -610,7 +610,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
 
         if (PAIRFITS(sop, key, val))
             putpair((char *)sop, key, (DBT *)val);
-        else if (__big_insert(hashp, bufp, key, val)) {
+        else if (dbm_big_insert(hashp, bufp, key, val)) {
 #ifdef DEBUG
             assert(0);
 #endif
@@ -625,7 +625,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
     hashp->NKEYS++;
     if (do_expand ||
         (hashp->NKEYS / (hashp->MAX_BUCKET + 1) > hashp->FFACTOR))
-        return (__expand_table(hashp));
+        return (dbm_expand_table(hashp));
     return (0);
 }
 
@@ -636,7 +636,7 @@ __addel(HTAB *hashp, BUFHEAD *bufp, const DBT *key, const DBT *val)
  *  NULL on error
  */
 extern BUFHEAD *
-__add_ovflpage(HTAB *hashp, BUFHEAD *bufp)
+dbm_add_ovflpage(HTAB *hashp, BUFHEAD *bufp)
 {
     register uint16 *sp;
     uint16 ndx, ovfl_num;
@@ -657,7 +657,7 @@ __add_ovflpage(HTAB *hashp, BUFHEAD *bufp)
     tmp1 = bufp->addr;
     tmp2 = bufp->ovfl ? bufp->ovfl->addr : 0;
 #endif
-    if (!ovfl_num || !(bufp->ovfl = __get_buf(hashp, ovfl_num, bufp, 1)))
+    if (!ovfl_num || !(bufp->ovfl = dbm_get_buf(hashp, ovfl_num, bufp, 1)))
         return (NULL);
     bufp->ovfl->flags |= BUF_MOD;
 #ifdef DEBUG1
@@ -687,12 +687,12 @@ __add_ovflpage(HTAB *hashp, BUFHEAD *bufp)
  *  -1 indicates FAILURE
  */
 extern int
-__get_page(HTAB *hashp,
-           char *p,
-           uint32 bucket,
-           int is_bucket,
-           int is_disk,
-           int is_bitmap)
+dbm_get_page(HTAB *hashp,
+             char *p,
+             uint32 bucket,
+             int is_bucket,
+             int is_disk,
+             int is_bitmap)
 {
     register int fd, page;
     size_t size;
@@ -805,7 +805,7 @@ __get_page(HTAB *hashp,
  *  -1 ==>failure
  */
 extern int
-__put_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_bitmap)
+dbm_put_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_bitmap)
 {
     register int fd, page;
     size_t size;
@@ -895,7 +895,7 @@ __put_page(HTAB *hashp, char *p, uint32 bucket, int is_bucket, int is_bitmap)
  * once they are read in.
  */
 extern int
-__ibitmap(HTAB *hashp, int pnum, int nbits, int ndx)
+dbm_ibitmap(HTAB *hashp, int pnum, int nbits, int ndx)
 {
     uint32 *ip;
     size_t clearbytes, clearints;
@@ -1011,8 +1011,8 @@ overflow_page(HTAB *hashp)
          * don't have to if we tell init_bitmap not to leave it clear
          * in the first place.
          */
-        if (__ibitmap(hashp,
-                      (int)OADDR_OF(splitnum, offset), 1, free_page))
+        if (dbm_ibitmap(hashp,
+                        (int)OADDR_OF(splitnum, offset), 1, free_page))
             return (0);
         hashp->SPARES[splitnum]++;
 #ifdef DEBUG2
@@ -1084,7 +1084,7 @@ found:
  * Mark this overflow page as free.
  */
 extern void
-__free_ovflpage(HTAB *hashp, BUFHEAD *obufp)
+dbm_free_ovflpage(HTAB *hashp, BUFHEAD *obufp)
 {
     uint16 addr;
     uint32 *freep;
@@ -1125,7 +1125,7 @@ __free_ovflpage(HTAB *hashp, BUFHEAD *obufp)
     (void)fprintf(stderr, "FREE_OVFLPAGE: ADDR: %d BIT: %d PAGE %d\n",
                   obufp->addr, free_bit, free_page);
 #endif
-    __reclaim_buf(hashp, obufp);
+    dbm_reclaim_buf(hashp, obufp);
 }
 
 /*
@@ -1236,8 +1236,8 @@ fetch_bitmap(HTAB *hashp, uint32 ndx)
         return (NULL);
     if ((hashp->mapp[ndx] = (uint32 *)malloc((size_t)hashp->BSIZE)) == NULL)
         return (NULL);
-    if (__get_page(hashp,
-                   (char *)hashp->mapp[ndx], hashp->BITMAPS[ndx], 0, 1, 1)) {
+    if (dbm_get_page(hashp,
+                     (char *)hashp->mapp[ndx], hashp->BITMAPS[ndx], 0, 1, 1)) {
         free(hashp->mapp[ndx]);
         hashp->mapp[ndx] = NULL; /* NEW: 9-11-95 */
         return (NULL);
@@ -1253,15 +1253,16 @@ print_chain(int addr)
     short *bp, oaddr;
 
     (void)fprintf(stderr, "%d ", addr);
-    bufp = __get_buf(hashp, addr, NULL, 0);
+    bufp = dbm_get_buf(hashp, addr, NULL, 0);
     bp = (short *)bufp->page;
     while (bp[0] && ((bp[bp[0]] == OVFLPAGE) ||
                      ((bp[0] > 2) && bp[2] < REAL_KEY))) {
         oaddr = bp[bp[0] - 1];
         (void)fprintf(stderr, "%d ", (int)oaddr);
-        bufp = __get_buf(hashp, (int)oaddr, bufp, 0);
+        bufp = dbm_get_buf(hashp, (int)oaddr, bufp, 0);
         bp = (short *)bufp->page;
     }
     (void)fprintf(stderr, "\n");
 }
+
 #endif
diff --git a/security/nss/lib/dbm/src/hash.c b/security/nss/lib/dbm/src/hash.c
index 98b1c07c7..100bbad27 100644
--- a/security/nss/lib/dbm/src/hash.c
+++ b/security/nss/lib/dbm/src/hash.c
@@ -118,7 +118,7 @@ int hash_accesses, hash_collisions, hash_expansions, hash_overflows;
  * This closes the file, flushing buffers as appropriate.
  */
 static void
-__remove_database(DB *dbp)
+dbm_remove_database(DB *dbp)
 {
     HTAB *hashp = (HTAB *)dbp->internal;
 
@@ -134,7 +134,7 @@ __remove_database(DB *dbp)
 /* OPEN/CLOSE */
 
 extern DB *
-__hash_open(const char *file, int flags, int mode, const HASHINFO *info, int dflags)
+dbm_hash_open(const char *file, int flags, int mode, const HASHINFO *info, int dflags)
 {
     HTAB *hashp = NULL;
     struct stat statbuf;
@@ -199,7 +199,7 @@ __hash_open(const char *file, int flags, int mode, const HASHINFO *info, int dfl
         if (info && info->hash)
             hashp->hash = info->hash;
         else
-            hashp->hash = __default_hash;
+            hashp->hash = dbm_default_hash;
 
         hdrsize = read(hashp->fp, (char *)&hashp->hdr, sizeof(HASHHDR));
         if (hdrsize == -1)
@@ -243,9 +243,9 @@ __hash_open(const char *file, int flags, int mode, const HASHINFO *info, int dfl
 
     /* Initialize Buffer Manager */
     if (info && info->cachesize)
-        __buf_init(hashp, (int32)info->cachesize);
+        dbm_buf_init(hashp, (int32)info->cachesize);
     else
-        __buf_init(hashp, DEF_BUFSIZE);
+        dbm_buf_init(hashp, DEF_BUFSIZE);
 
     hashp->new_file = new_table;
 #ifdef macintosh
@@ -331,7 +331,7 @@ init_hash(HTAB *hashp, const char *file, HASHINFO *info)
     hashp->SSHIFT = DEF_SEGSIZE_SHIFT;
     hashp->DSIZE = DEF_DIRSIZE;
     hashp->FFACTOR = DEF_FFACTOR;
-    hashp->hash = __default_hash;
+    hashp->hash = dbm_default_hash;
     memset(hashp->SPARES, 0, sizeof(hashp->SPARES));
     memset(hashp->BITMAPS, 0, sizeof(hashp->BITMAPS));
 
@@ -353,13 +353,13 @@ init_hash(HTAB *hashp, const char *file, HASHINFO *info)
         if (hashp->BSIZE > MAX_BSIZE)
             hashp->BSIZE = MAX_BSIZE;
 #endif
-        hashp->BSHIFT = __log2((uint32)hashp->BSIZE);
+        hashp->BSHIFT = dbm_log2((uint32)hashp->BSIZE);
     }
 
     if (info) {
         if (info->bsize) {
             /* Round pagesize up to power of 2 */
-            hashp->BSHIFT = __log2(info->bsize);
+            hashp->BSHIFT = dbm_log2(info->bsize);
             hashp->BSIZE = 1 << hashp->BSHIFT;
             if (hashp->BSIZE > MAX_BSIZE) {
                 errno = EINVAL;
@@ -406,7 +406,7 @@ init_htab(HTAB *hashp, int nelem)
      */
     nelem = (nelem - 1) / hashp->FFACTOR + 1;
 
-    l2 = __log2((uint32)PR_MAX(nelem, 2));
+    l2 = dbm_log2((uint32)PR_MAX(nelem, 2));
     nbuckets = 1 << l2;
 
     hashp->SPARES[l2] = l2 + 1;
@@ -415,7 +415,7 @@ init_htab(HTAB *hashp, int nelem)
     hashp->LAST_FREED = 2;
 
     /* First bitmap page is at: splitpoint l2 page offset 1 */
-    if (__ibitmap(hashp, (int)OADDR_OF(l2, 1), l2 + 1, 0))
+    if (dbm_ibitmap(hashp, (int)OADDR_OF(l2, 1), l2 + 1, 0))
         return (-1);
 
     hashp->MAX_BUCKET = hashp->LOW_MASK = nbuckets - 1;
@@ -425,7 +425,7 @@ init_htab(HTAB *hashp, int nelem)
                       1;
 
     nsegs = (nbuckets - 1) / hashp->SGSIZE + 1;
-    nsegs = 1 << __log2((uint32)nsegs);
+    nsegs = 1 << dbm_log2((uint32)nsegs);
 
     if (nsegs > hashp->DSIZE)
         hashp->DSIZE = nsegs;
@@ -463,7 +463,7 @@ hdestroy(HTAB *hashp)
      * Call on buffer manager to free buffers, and if required,
      * write them to disk.
      */
-    if (__buf_free(hashp, 1, hashp->save_file))
+    if (dbm_buf_free(hashp, 1, hashp->save_file))
         save_errno = errno;
     if (hashp->dir) {
         free(*hashp->dir); /* Free initial segments */
@@ -585,7 +585,7 @@ hash_sync(const DB *dbp, uint flags)
 
     if (!hashp->save_file)
         return (0);
-    if (__buf_free(hashp, 0, 1) || flush_meta(hashp))
+    if (dbm_buf_free(hashp, 0, 1) || flush_meta(hashp))
         return (DBM_ERROR);
 #if defined(_WIN32) || defined(_WINDOWS)
     if (hashp->updateEOF && hashp->filename && !hashp->is_temp) {
@@ -635,8 +635,8 @@ flush_meta(HTAB *hashp)
     }
     for (i = 0; i < NCACHED; i++)
         if (hashp->mapp[i])
-            if (__put_page(hashp, (char *)hashp->mapp[i],
-                           hashp->BITMAPS[i], 0, 1))
+            if (dbm_put_page(hashp, (char *)hashp->mapp[i],
+                             hashp->BITMAPS[i], 0, 1))
                 return (-1);
     return (0);
 }
@@ -675,7 +675,7 @@ hash_get(
 #if defined(unix) && defined(DEBUG)
         printf("\n\nDBM Database has been corrupted, tell Lou...\n\n");
 #endif
-        __remove_database((DB *)dbp);
+        dbm_remove_database((DB *)dbp);
     }
 
     return (rv);
@@ -711,7 +711,7 @@ hash_put(
 #if defined(unix) && defined(DEBUG)
         printf("\n\nDBM Database has been corrupted, tell Lou...\n\n");
 #endif
-        __remove_database((DB *)dbp);
+        dbm_remove_database((DB *)dbp);
     }
 
     return (rv);
@@ -744,7 +744,7 @@ hash_delete(
 #if defined(unix) && defined(DEBUG)
         printf("\n\nDBM Database has been corrupted, tell Lou...\n\n");
 #endif
-        __remove_database((DB *)dbp);
+        dbm_remove_database((DB *)dbp);
     }
 
     return (rv);
@@ -777,7 +777,7 @@ hash_access(
     off = hashp->BSIZE;
     size = key->size;
     kp = (char *)key->data;
-    rbufp = __get_buf(hashp, __call_hash(hashp, kp, size), NULL, 0);
+    rbufp = dbm_get_buf(hashp, dbm_call_hash(hashp, kp, size), NULL, 0);
     if (!rbufp)
         return (DATABASE_CORRUPTED_ERROR);
     save_bufp = rbufp;
@@ -805,7 +805,7 @@ hash_access(
 
             last_overflow_page_no = *bp;
 
-            rbufp = __get_buf(hashp, *bp, rbufp, 0);
+            rbufp = dbm_get_buf(hashp, *bp, rbufp, 0);
             if (!rbufp) {
                 save_bufp->flags &= ~BUF_PIN;
                 return (DBM_ERROR);
@@ -822,17 +822,17 @@ hash_access(
             off = hashp->BSIZE;
         } else if (bp[1] < REAL_KEY) {
             if ((ndx =
-                     __find_bigpair(hashp, rbufp, ndx, kp, (int)size)) > 0)
+                     dbm_find_bigpair(hashp, rbufp, ndx, kp, (int)size)) > 0)
                 goto found;
             if (ndx == -2) {
                 bufp = rbufp;
                 if (!(pageno =
-                          __find_last_page(hashp, &bufp))) {
+                          dbm_find_last_page(hashp, &bufp))) {
                     ndx = 0;
                     rbufp = bufp;
                     break; /* FOR */
                 }
-                rbufp = __get_buf(hashp, pageno, bufp, 0);
+                rbufp = dbm_get_buf(hashp, pageno, bufp, 0);
                 if (!rbufp) {
                     save_bufp->flags &= ~BUF_PIN;
                     return (DBM_ERROR);
@@ -853,7 +853,7 @@ hash_access(
     switch (action) {
         case HASH_PUT:
         case HASH_PUTNEW:
-            if (__addel(hashp, rbufp, key, val)) {
+            if (dbm_addel(hashp, rbufp, key, val)) {
                 save_bufp->flags &= ~BUF_PIN;
                 return (DBM_ERROR);
             } else {
@@ -875,7 +875,7 @@ found:
         case HASH_GET:
             bp = (uint16 *)rbufp->page;
             if (bp[ndx + 1] < REAL_KEY) {
-                if (__big_return(hashp, rbufp, ndx, val, 0))
+                if (dbm_big_return(hashp, rbufp, ndx, val, 0))
                     return (DBM_ERROR);
             } else {
                 val->data = (uint8 *)rbufp->page + (int)bp[ndx + 1];
@@ -883,14 +883,14 @@ found:
             }
             break;
         case HASH_PUT:
-            if ((__delpair(hashp, rbufp, ndx)) ||
-                (__addel(hashp, rbufp, key, val))) {
+            if ((dbm_delpair(hashp, rbufp, ndx)) ||
+                (dbm_addel(hashp, rbufp, key, val))) {
                 save_bufp->flags &= ~BUF_PIN;
                 return (DBM_ERROR);
             }
             break;
         case HASH_DELETE:
-            if (__delpair(hashp, rbufp, ndx))
+            if (dbm_delpair(hashp, rbufp, ndx))
                 return (DBM_ERROR);
             break;
         default:
@@ -933,7 +933,7 @@ hash_seq(
             for (bucket = hashp->cbucket;
                  bucket <= (uint32)hashp->MAX_BUCKET;
                  bucket++, hashp->cndx = 1) {
-                bufp = __get_buf(hashp, bucket, NULL, 0);
+                bufp = dbm_get_buf(hashp, bucket, NULL, 0);
                 if (!bufp)
                     return (DBM_ERROR);
                 hashp->cpage = bufp;
@@ -955,7 +955,7 @@ hash_seq(
 #endif
         while (bp[hashp->cndx + 1] == OVFLPAGE) {
             bufp = hashp->cpage =
-                __get_buf(hashp, bp[hashp->cndx], bufp, 0);
+                dbm_get_buf(hashp, bp[hashp->cndx], bufp, 0);
             if (!bufp)
                 return (DBM_ERROR);
             bp = (uint16 *)(bufp->page);
@@ -968,7 +968,7 @@ hash_seq(
     }
     ndx = hashp->cndx;
     if (bp[ndx + 1] < REAL_KEY) {
-        if (__big_keydata(hashp, bufp, key, data, 1))
+        if (dbm_big_keydata(hashp, bufp, key, data, 1))
             return (DBM_ERROR);
     } else {
         key->data = (uint8 *)hashp->cpage->page + bp[ndx];
@@ -994,7 +994,7 @@ hash_seq(
  *  -1 ==> Error
  */
 extern int
-__expand_table(HTAB *hashp)
+dbm_expand_table(HTAB *hashp)
 {
     uint32 old_bucket, new_bucket;
     int new_segnum, spare_ndx;
@@ -1029,7 +1029,7 @@ __expand_table(HTAB *hashp)
      * * increases), we need to copy the current contents of the spare
      * split bucket to the next bucket.
      */
-    spare_ndx = __log2((uint32)(hashp->MAX_BUCKET + 1));
+    spare_ndx = dbm_log2((uint32)(hashp->MAX_BUCKET + 1));
     if (spare_ndx > hashp->OVFL_POINT) {
         hashp->SPARES[spare_ndx] = hashp->SPARES[hashp->OVFL_POINT];
         hashp->OVFL_POINT = spare_ndx;
@@ -1041,7 +1041,7 @@ __expand_table(HTAB *hashp)
         hashp->HIGH_MASK = new_bucket | hashp->LOW_MASK;
     }
     /* Relocate records to the new bucket */
-    return (__split_page(hashp, old_bucket, new_bucket));
+    return (dbm_split_page(hashp, old_bucket, new_bucket));
 }
 
 /*
@@ -1065,7 +1065,7 @@ hash_realloc(
 }
 
 extern uint32
-__call_hash(HTAB *hashp, char *k, size_t len)
+dbm_call_hash(HTAB *hashp, char *k, size_t len)
 {
     uint32 n, bucket;
 
@@ -1168,4 +1168,5 @@ swap_header(HTAB *hashp)
         M_16_SWAP(hdrp->bitmaps[i]);
     }
 }
+
 #endif
diff --git a/security/nss/lib/dbm/src/hash_buf.c b/security/nss/lib/dbm/src/hash_buf.c
index a7cd2d076..02deb81c5 100644
--- a/security/nss/lib/dbm/src/hash_buf.c
+++ b/security/nss/lib/dbm/src/hash_buf.c
@@ -104,7 +104,7 @@ static BUFHEAD *newbuf(HTAB *, uint32, BUFHEAD *);
  * address you are seeking.
  */
 extern BUFHEAD *
-__get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage)
+dbm_get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage)
 /* If prev_bp set, indicates a new overflow page. */
 {
     register BUFHEAD *bp;
@@ -124,7 +124,7 @@ __get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage)
         /* Grab buffer out of directory */
         segment_ndx = addr & (hashp->SGSIZE - 1);
 
-        /* valid segment ensured by __call_hash() */
+        /* valid segment ensured by dbm_call_hash() */
         segp = hashp->dir[addr >> hashp->SSHIFT];
 #ifdef DEBUG
         assert(segp != NULL);
@@ -140,7 +140,7 @@ __get_buf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp, int newpage)
         bp = newbuf(hashp, addr, prev_bp);
         if (!bp)
             return (NULL);
-        if (__get_page(hashp, bp->page, addr, !prev_bp, is_disk, 0)) {
+        if (dbm_get_page(hashp, bp->page, addr, !prev_bp, is_disk, 0)) {
             /* free bp and its page */
             if (prev_bp) {
                 /* if prev_bp is set then the new page that
@@ -242,8 +242,8 @@ newbuf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp)
                 }
                 oaddr = shortp[shortp[0] - 1];
             }
-            if ((bp->flags & BUF_MOD) && __put_page(hashp, bp->page,
-                                                    bp->addr, (int)IS_BUCKET(bp->flags), 0))
+            if ((bp->flags & BUF_MOD) && dbm_put_page(hashp, bp->page,
+                                                      bp->addr, (int)IS_BUCKET(bp->flags), 0))
                 return (NULL);
             /*
              * Update the pointer to this page (i.e. invalidate it).
@@ -298,8 +298,8 @@ newbuf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp)
                     /* set before __put_page */
                     oaddr = shortp[shortp[0] - 1];
                 }
-                if ((xbp->flags & BUF_MOD) && __put_page(hashp,
-                                                         xbp->page, xbp->addr, 0, 0))
+                if ((xbp->flags & BUF_MOD) && dbm_put_page(hashp,
+                                                           xbp->page, xbp->addr, 0, 0))
                     return (NULL);
                 xbp->addr = 0;
                 xbp->flags = 0;
@@ -335,7 +335,7 @@ newbuf(HTAB *hashp, uint32 addr, BUFHEAD *prev_bp)
 }
 
 extern void
-__buf_init(HTAB *hashp, int32 nbytes)
+dbm_buf_init(HTAB *hashp, int32 nbytes)
 {
     BUFHEAD *bfp;
     int npages;
@@ -358,7 +358,7 @@ __buf_init(HTAB *hashp, int32 nbytes)
 }
 
 extern int
-__buf_free(HTAB *hashp, int do_free, int to_disk)
+dbm_buf_free(HTAB *hashp, int do_free, int to_disk)
 {
     BUFHEAD *bp;
     int status = -1;
@@ -370,8 +370,8 @@ __buf_free(HTAB *hashp, int do_free, int to_disk)
         /* Check that the buffer is valid */
         if (bp->addr || IS_BUCKET(bp->flags)) {
             if (to_disk && (bp->flags & BUF_MOD) &&
-                (status = __put_page(hashp, bp->page,
-                                     bp->addr, IS_BUCKET(bp->flags), 0))) {
+                (status = dbm_put_page(hashp, bp->page,
+                                       bp->addr, IS_BUCKET(bp->flags), 0))) {
 
                 if (do_free) {
                     if (bp->page)
@@ -397,11 +397,12 @@ __buf_free(HTAB *hashp, int do_free, int to_disk)
 }
 
 extern void
-__reclaim_buf(HTAB *hashp, BUFHEAD *bp)
+dbm_reclaim_buf(HTAB *hashp, BUFHEAD *bp)
 {
     bp->ovfl = 0;
     bp->addr = 0;
     bp->flags = 0;
     BUF_REMOVE(bp);
     LRU_INSERT(bp);
+
 }
diff --git a/toolkit/components/osfile/modules/osfile_unix_back.jsm b/toolkit/components/osfile/modules/osfile_unix_back.jsm
index bf5c66b8d..7c2c6f28d 100644
--- a/toolkit/components/osfile/modules/osfile_unix_back.jsm
+++ b/toolkit/components/osfile/modules/osfile_unix_back.jsm
@@ -585,10 +585,18 @@
        } else if (Const._STAT_VER != undefined) {
          const ver = Const._STAT_VER;
          let xstat_name, lxstat_name, fxstat_name;
-         // Linux, all widths
-         xstat_name = "__xstat";
-         lxstat_name = "__lxstat";
-         fxstat_name = "__fxstat";
+         if (OS.Constants.Sys.Name == "SunOS") {
+           // Solaris
+           xstat_name = "_xstat";
+           lxstat_name = "_lxstat";
+           fxstat_name = "_fxstat";
+         } else {
+
+           // Linux, all widths
+           xstat_name = "__xstat";
+           lxstat_name = "__lxstat";
+           fxstat_name = "__fxstat";
+         }
 
          let Stat = {};
          libc.declareLazyFFI(Stat,  "xstat",
diff --git a/toolkit/components/terminator/nsTerminator.cpp b/toolkit/components/terminator/nsTerminator.cpp
index 91e872821..9f6a90b57 100644
--- a/toolkit/components/terminator/nsTerminator.cpp
+++ b/toolkit/components/terminator/nsTerminator.cpp
@@ -30,7 +30,7 @@
 #include "nsIObserverService.h"
 #include "nsIPrefService.h"
 
-#if defined(XP_WIN)
+#ifdef XP_WIN
 #include <windows.h>
 #else
 #include <unistd.h>
@@ -385,7 +385,11 @@ nsTerminator::StartWatchdog()
   }
 
   UniquePtr<Options> options(new Options());
+#ifdef XP_SOLARIS
   const PRIntervalTime ticksDuration = PR_MillisecondsToInterval(1000);
+#else
+  const PRIntervalTime ticksDuration = 1000;
+#endif  
   options->crashAfterTicks = crashAfterMS / ticksDuration;
 
   DebugOnly<PRThread*> watchdogThread = CreateSystemThread(RunWatchdog,
diff --git a/toolkit/library/StaticXULComponentsEnd/StaticXULComponentsEnd.cpp b/toolkit/library/StaticXULComponentsEnd/StaticXULComponentsEnd.cpp
index 28fd9d484..8b5b1f4cb 100644
--- a/toolkit/library/StaticXULComponentsEnd/StaticXULComponentsEnd.cpp
+++ b/toolkit/library/StaticXULComponentsEnd/StaticXULComponentsEnd.cpp
@@ -10,4 +10,7 @@
 #  undef NSMODULE_SECTION
 #  define NSMODULE_SECTION __declspec(allocate(".kPStaticModules$Z"), dllexport)
 #endif
-NSMODULE_DEFN(end_kPStaticModules) = nullptr;
+/* This could be null, but this needs a dummy value to ensure it actually ends
+ * up in the same section as other NSMODULE_DEFNs, instead of being moved to a
+ * separate readonly section. */
+NSMODULE_DEFN(end_kPStaticModules) = (mozilla::Module*)&NSMODULE_NAME(end_kPStaticModules);
diff --git a/toolkit/library/StaticXULComponentsStart.cpp b/toolkit/library/StaticXULComponentsStart.cpp
index 1738aa810..d2e9a8828 100644
--- a/toolkit/library/StaticXULComponentsStart.cpp
+++ b/toolkit/library/StaticXULComponentsStart.cpp
@@ -1,3 +1,6 @@
 #include "mozilla/Module.h"
 
-NSMODULE_DEFN(start_kPStaticModules) = nullptr;
+/* This could be null, but this needs a dummy value to ensure it actually ends
+ * up in the same section as other NSMODULE_DEFNs, instead of being moved to a
+ * separate readonly section. */
+NSMODULE_DEFN(start_kPStaticModules) = (mozilla::Module*)&NSMODULE_NAME(start_kPStaticModules);
diff --git a/toolkit/library/libxul.mk b/toolkit/library/libxul.mk
index 9e7e8beee..80f934e60 100644
--- a/toolkit/library/libxul.mk
+++ b/toolkit/library/libxul.mk
@@ -16,10 +16,10 @@ EXTRA_DEPS += symverscript
 endif
 endif
 
-# Generate GDB pretty printer-autoload files only on Linux. OSX's GDB is
+# Generate GDB pretty printer-autoload files on Linux and Solaris. OSX's GDB is
 # too old to support Python pretty-printers; if this changes, we could make
 # this 'ifdef GNU_CC'.
-ifeq (Linux,$(OS_ARCH))
+ifeq (,$(filter-out SunOS Linux,$(OS_ARCH)))	
 # Create a GDB Python auto-load file alongside the libxul shared library in
 # the build directory.
 PP_TARGETS += LIBXUL_AUTOLOAD
@@ -27,6 +27,10 @@ LIBXUL_AUTOLOAD = $(topsrcdir)/toolkit/library/libxul.so-gdb.py.in
 LIBXUL_AUTOLOAD_FLAGS := -Dtopsrcdir=$(abspath $(topsrcdir))
 endif
 
+ifeq ($(OS_ARCH),SunOS)
+OS_LDFLAGS += -Wl,-z,defs
+endif
+
 # BFD ld doesn't create multiple PT_LOADs as usual when an unknown section
 # exists. Using an implicit linker script to make it fold that section in
 # .data.rel.ro makes it create multiple PT_LOADs. That implicit linker
@@ -50,6 +54,6 @@ endif
 
 LOCAL_CHECKS = test "$$($(get_first_and_last) | xargs echo)" != "start_kPStaticModules_NSModule end_kPStaticModules_NSModule" && echo "NSModules are not ordered appropriately" && exit 1 || exit 0
 
-ifeq (Linux,$(OS_ARCH))
+ifeq (,$(filter-out SunOS Linux,$(OS_ARCH)))
 LOCAL_CHECKS += ; test "$$($(TOOLCHAIN_PREFIX)readelf -l $1 | awk '$1 == "LOAD" { t += 1 } END { print t }')" -le 1 && echo "Only one PT_LOAD segment" && exit 1 || exit 0
 endif
diff --git a/toolkit/library/moz.build b/toolkit/library/moz.build
index ba7fb5032..293c2feaf 100644
--- a/toolkit/library/moz.build
+++ b/toolkit/library/moz.build
@@ -270,6 +270,13 @@ if CONFIG['MOZ_ENABLE_STARTUP_NOTIFICATION']:
 if CONFIG['MOZ_ENABLE_LIBPROXY']:
     OS_LIBS += CONFIG['MOZ_LIBPROXY_LIBS']
 
+if CONFIG['OS_ARCH'] == 'SunOS':
+    OS_LIBS += [
+        'elf',
+        'demangle',
+        'sendfile',
+    ]
+
 if CONFIG['OS_ARCH'] == 'FreeBSD':
     OS_LIBS += [
         'util',
diff --git a/toolkit/mozapps/update/common/updatedefines.h b/toolkit/mozapps/update/common/updatedefines.h
index 5790cf996..871755246 100644
--- a/toolkit/mozapps/update/common/updatedefines.h
+++ b/toolkit/mozapps/update/common/updatedefines.h
@@ -96,7 +96,11 @@ static inline int mywcsprintf(WCHAR* dest, size_t count, const WCHAR* fmt, ...)
 # include <sys/wait.h>
 # include <unistd.h>
 
+#ifdef XP_SOLARIS
+# include <sys/stat.h>
+#else
 # include <fts.h>
+#endif
 # include <dirent.h>
 
 #ifdef XP_MACOSX
diff --git a/toolkit/mozapps/update/updater/updater.cpp b/toolkit/mozapps/update/updater/updater.cpp
index 8025deaaf..f5f71935d 100644
--- a/toolkit/mozapps/update/updater/updater.cpp
+++ b/toolkit/mozapps/update/updater/updater.cpp
@@ -3648,6 +3648,88 @@ int add_dir_entries(const NS_tchar *dirpath, ActionList *list)
   return rv;
 }
 
+#elif defined(XP_SOLARIS)
+int add_dir_entries(const NS_tchar *dirpath, ActionList *list)
+{
+  int rv = OK;
+  NS_tchar foundpath[MAXPATHLEN];
+  struct {
+    dirent dent_buffer;
+    char chars[MAXNAMLEN];
+  } ent_buf;
+  struct dirent* ent;
+  mozilla::UniquePtr<NS_tchar[]> searchpath(get_full_path(dirpath));
+
+  DIR* dir = opendir(searchpath.get());
+  if (!dir) {
+    LOG(("add_dir_entries error on opendir: " LOG_S ", err: %d", searchpath.get(),
+         errno));
+    return UNEXPECTED_FILE_OPERATION_ERROR;
+  }
+
+  while (readdir_r(dir, (dirent *)&ent_buf, &ent) == 0 && ent) {
+    if ((strcmp(ent->d_name, ".") == 0) ||
+        (strcmp(ent->d_name, "..") == 0))
+      continue;
+
+    NS_tsnprintf(foundpath, sizeof(foundpath)/sizeof(foundpath[0]),
+                 NS_T("%s%s"), searchpath.get(), ent->d_name);
+    struct stat64 st_buf;
+    int test = stat64(foundpath, &st_buf);
+    if (test) {
+      closedir(dir);
+      return UNEXPECTED_FILE_OPERATION_ERROR;
+    }
+    if (S_ISDIR(st_buf.st_mode)) {
+      NS_tsnprintf(foundpath, sizeof(foundpath)/sizeof(foundpath[0]),
+                   NS_T("%s/"), foundpath);
+      // Recurse into the directory.
+      rv = add_dir_entries(foundpath, list);
+      if (rv) {
+        LOG(("add_dir_entries error: " LOG_S ", err: %d", foundpath, rv));
+        closedir(dir);
+        return rv;
+      }
+    } else {
+      // Add the file to be removed to the ActionList.
+      NS_tchar *quotedpath = get_quoted_path(get_relative_path(foundpath));
+      if (!quotedpath) {
+        closedir(dir);
+        return PARSE_ERROR;
+      }
+
+      Action *action = new RemoveFile();
+      rv = action->Parse(quotedpath);
+      if (rv) {
+        LOG(("add_dir_entries Parse error on recurse: " LOG_S ", err: %d",
+             quotedpath, rv));
+        closedir(dir);
+        return rv;
+      }
+
+      list->Append(action);
+    }
+  }
+  closedir(dir);
+
+  // Add the directory to be removed to the ActionList.
+  NS_tchar *quotedpath = get_quoted_path(get_relative_path(dirpath));
+  if (!quotedpath)
+    return PARSE_ERROR;
+
+  Action *action = new RemoveDir();
+  rv = action->Parse(quotedpath);
+  if (rv) {
+    LOG(("add_dir_entries Parse error on close: " LOG_S ", err: %d",
+         quotedpath, rv));
+  }
+  else {
+    list->Append(action);
+  }
+
+  return rv;
+}
+
 #else
 
 int add_dir_entries(const NS_tchar *dirpath, ActionList *list)
diff --git a/toolkit/xre/nsSigHandlers.cpp b/toolkit/xre/nsSigHandlers.cpp
index 454882c1b..660af4522 100644
--- a/toolkit/xre/nsSigHandlers.cpp
+++ b/toolkit/xre/nsSigHandlers.cpp
@@ -32,6 +32,11 @@
 #endif
 #endif
 
+#ifdef XP_SOLARIS
+#include <sys/resource.h>
+#include <ucontext.h>
+#endif
+
 static const char* gProgname = "huh?";
 
 // Note: some tests manipulate this value.
@@ -193,6 +198,32 @@ static void fpehandler(int signum, siginfo_t *si, void *context)
   *mxcsr &= ~SSE_STATUS_FLAGS; /* clear all pending SSE exceptions */
 #endif
 #endif
+#ifdef XP_SOLARIS
+  ucontext_t *uc = (ucontext_t *)context;
+
+#if defined(__i386)
+  uint32_t *cw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[0];
+  *cw |= FPU_EXCEPTION_MASK;
+
+  uint32_t *sw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[1];
+  *sw &= ~FPU_STATUS_FLAGS;
+
+  /* address of the instruction that caused the exception */
+  uint32_t *ip = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.state[3];
+  uc->uc_mcontext.gregs[REG_PC] = *ip;
+#endif
+#if defined(__amd64__)
+  uint16_t *cw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.cw;
+  *cw |= FPU_EXCEPTION_MASK;
+
+  uint16_t *sw = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.sw;
+  *sw &= ~FPU_STATUS_FLAGS;
+
+  uint32_t *mxcsr = &uc->uc_mcontext.fpregs.fp_reg_set.fpchip_state.mxcsr;
+  *mxcsr |= SSE_EXCEPTION_MASK; /* disable all SSE exceptions */
+  *mxcsr &= ~SSE_STATUS_FLAGS; /* clear all pending SSE exceptions */
+#endif
+#endif
 }
 #endif
 
@@ -255,6 +286,31 @@ void InstallSignalHandlers(const char *aProgname)
   }
 #endif
 
+#ifdef XP_SOLARIS
+#define NOFILES 512
+
+    // Boost Solaris file descriptors
+    {
+	struct rlimit rl;
+	
+	if (getrlimit(RLIMIT_NOFILE, &rl) == 0)
+
+	    if (rl.rlim_cur < NOFILES) {
+		rl.rlim_cur = NOFILES;
+
+		if (setrlimit(RLIMIT_NOFILE, &rl) < 0) {
+		    perror("setrlimit(RLIMIT_NOFILE)");
+		    fprintf(stderr, "Cannot exceed hard limit for open files");
+		}
+#if defined(DEBUG)
+	    	if (getrlimit(RLIMIT_NOFILE, &rl) == 0)
+		    printf("File descriptors set to %d\n", rl.rlim_cur);
+#endif //DEBUG
+	    }
+    }
+#endif //XP_SOLARIS
+
+
 #if defined(MOZ_WIDGET_GTK) && (GLIB_MAJOR_VERSION > 2 || (GLIB_MAJOR_VERSION == 2 && GLIB_MINOR_VERSION >= 6))
   const char *assertString = PR_GetEnv("XPCOM_DEBUG_BREAK");
   if (assertString &&
diff --git a/widget/GfxInfoX11.cpp b/widget/GfxInfoX11.cpp
index 338dcac67..05a2cab1a 100644
--- a/widget/GfxInfoX11.cpp
+++ b/widget/GfxInfoX11.cpp
@@ -187,6 +187,15 @@ GfxInfo::GetData()
         note.AppendLiteral(" -- texture_from_pixmap");
     note.Append('\n');
 
+    // illumos/Solaris 10 libc lacks a strcasestr function, but NSPR has 
+    // one. A lot of programs just implement one on the spot or use strstr 
+    // and a buffer as some kind of workaround. They've been implementing
+    // missing functions lately, though, so this may not be needed much longer.
+
+#ifndef strcasestr
+#define strcasestr PL_strcasestr
+#endif    
+
     // determine the major OpenGL version. That's the first integer in the version string.
     mGLMajorVersion = strtol(mVersion.get(), 0, 10);
 
diff --git a/xpcom/base/nsDebugImpl.cpp b/xpcom/base/nsDebugImpl.cpp
index a81eb3d71..84ba150db 100644
--- a/xpcom/base/nsDebugImpl.cpp
+++ b/xpcom/base/nsDebugImpl.cpp
@@ -450,6 +450,12 @@ RealBreak()
     ".object_arch armv4t\n"
 #endif
     "BKPT #0");
+#elif defined(__sun)
+#if defined (__i386__) || defined(__i386) || defined(__x86_64__)
+  asm("int $3");
+#else
+  raise(SIGTRAP);
+#endif
 #else
 #warning do not know how to break on this platform
 #endif
@@ -524,6 +530,8 @@ Break(const char* aMsg)
   RealBreak();
 #elif defined(__arm__)
   RealBreak();
+#elif defined(__sun)
+  RealBreak();  
 #else
 #warning do not know how to break on this platform
 #endif
diff --git a/xpcom/base/nsMemoryReporterManager.cpp b/xpcom/base/nsMemoryReporterManager.cpp
index 88964f9b5..dcbad171e 100644
--- a/xpcom/base/nsMemoryReporterManager.cpp
+++ b/xpcom/base/nsMemoryReporterManager.cpp
@@ -317,6 +317,85 @@ VsizeMaxContiguousDistinguishedAmount(int64_t* aN)
 }
 #endif // FreeBSD
 
+#elif defined(XP_SOLARIS)
+
+#include <procfs.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+static void
+XMappingIter(int64_t& aVsize, int64_t& aResident)
+{
+  aVsize = -1;
+  aResident = -1;
+  int mapfd = open("/proc/self/xmap", O_RDONLY);
+  struct stat st;
+  prxmap_t* prmapp = nullptr;
+  if (mapfd >= 0) {
+    if (!fstat(mapfd, &st)) {
+      int nmap = st.st_size / sizeof(prxmap_t);
+      while (1) {
+        // stat(2) on /proc/<pid>/xmap returns an incorrect value,
+        // prior to the release of Solaris 11.
+        // Here is a workaround for it.
+        nmap *= 2;
+        prmapp = (prxmap_t*)malloc((nmap + 1) * sizeof(prxmap_t));
+        if (!prmapp) {
+          // out of memory
+          break;
+        }
+        int n = pread(mapfd, prmapp, (nmap + 1) * sizeof(prxmap_t), 0);
+        if (n < 0) {
+          break;
+        }
+        if (nmap >= n / sizeof(prxmap_t)) {
+          aVsize = 0;
+          aResident = 0;
+          for (int i = 0; i < n / sizeof(prxmap_t); i++) {
+            aVsize += prmapp[i].pr_size;
+            aResident += prmapp[i].pr_rss * prmapp[i].pr_pagesize;
+          }
+          break;
+        }
+        free(prmapp);
+      }
+      free(prmapp);
+    }
+    close(mapfd);
+  }
+}
+
+#define HAVE_VSIZE_AND_RESIDENT_REPORTERS 1
+static MOZ_MUST_USE nsresult
+VsizeDistinguishedAmount(int64_t* aN)
+{
+  int64_t vsize, resident;
+  XMappingIter(vsize, resident);
+  if (vsize == -1) {
+    return NS_ERROR_FAILURE;
+  }
+  *aN = vsize;
+  return NS_OK;
+}
+
+static MOZ_MUST_USE nsresult
+ResidentDistinguishedAmount(int64_t* aN)
+{
+  int64_t vsize, resident;
+  XMappingIter(vsize, resident);
+  if (resident == -1) {
+    return NS_ERROR_FAILURE;
+  }
+  *aN = resident;
+  return NS_OK;
+}
+
+static MOZ_MUST_USE nsresult
+ResidentFastDistinguishedAmount(int64_t* aN)
+{
+  return ResidentDistinguishedAmount(aN);
+}
+
 #elif defined(XP_MACOSX)
 
 #include <mach/mach_init.h>
@@ -1066,9 +1145,13 @@ ResidentPeakDistinguishedAmount(int64_t* aN)
   if (0 == getrusage(RUSAGE_SELF, &usage)) {
     // The units for ru_maxrrs:
     // - Mac: bytes
+    // - Solaris: pages? But some sources it actually always returns 0, so
+    //   check for that
     // - Linux, {Net/Open/Free}BSD, DragonFly: KiB
 #ifdef XP_MACOSX
     *aN = usage.ru_maxrss;
+#elif defined(XP_SOLARIS)
+    *aN = usage.ru_maxrss * getpagesize();    
 #else
     *aN = usage.ru_maxrss * 1024;
 #endif
diff --git a/xpcom/base/nsTraceRefcnt.cpp b/xpcom/base/nsTraceRefcnt.cpp
index da51305a9..48448dbd9 100644
--- a/xpcom/base/nsTraceRefcnt.cpp
+++ b/xpcom/base/nsTraceRefcnt.cpp
@@ -657,7 +657,7 @@ InitLog(const char* aEnvVar, const char* aMsg, FILE** aResult)
         fname.Append('_');
         fname.Append((char*)XRE_ChildProcessTypeToString(XRE_GetProcessType()));
         fname.AppendLiteral("_pid");
-        fname.AppendInt((uint32_t)getpid());
+        fname.AppendInt(getpid());
         if (hasLogExtension) {
           fname.AppendLiteral(".log");
         }
diff --git a/xpcom/ds/nsMathUtils.h b/xpcom/ds/nsMathUtils.h
index cbbd38611..e3f423c8f 100644
--- a/xpcom/ds/nsMathUtils.h
+++ b/xpcom/ds/nsMathUtils.h
@@ -11,6 +11,11 @@
 #include <cmath>
 #include <float.h>
 
+#ifdef XP_SOLARIS
+#include <math.h>
+#include <ieeefp.h>
+#endif
+
 /*
  * round
  */
diff --git a/xpcom/glue/FileUtils.cpp b/xpcom/glue/FileUtils.cpp
index 699812461..53fe68708 100644
--- a/xpcom/glue/FileUtils.cpp
+++ b/xpcom/glue/FileUtils.cpp
@@ -532,7 +532,7 @@ mozilla::ReadAheadFile(mozilla::pathstr_t aFilePath, const size_t aOffset,
   if (!aOutFd) {
     CloseHandle(fd);
   }
-#elif defined(LINUX) && !defined(ANDROID) || defined(XP_MACOSX)
+#elif defined(LINUX) && !defined(ANDROID) || defined(XP_MACOSX) || defined(XP_SOLARIS)
   if (!aFilePath) {
     if (aOutFd) {
       *aOutFd = -1;
diff --git a/xpcom/io/nsLocalFileUnix.cpp b/xpcom/io/nsLocalFileUnix.cpp
index 272153bba..06706235d 100644
--- a/xpcom/io/nsLocalFileUnix.cpp
+++ b/xpcom/io/nsLocalFileUnix.cpp
@@ -1591,6 +1591,22 @@ nsLocalFile::IsExecutable(bool* aResult)
 
   // Then check the execute bit.
   *aResult = (access(mPath.get(), X_OK) == 0);
+#ifdef XP_SOLARIS
+  // On Solaris, access will always return 0 for root user, however
+  // the file is only executable if S_IXUSR | S_IXGRP | S_IXOTH is set.
+  // See bug 351950, https://bugzilla.mozilla.org/show_bug.cgi?id=351950
+  if (*aResult) {
+    struct STAT buf;
+
+    *aResult = (STAT(mPath.get(), &buf) == 0);
+    if (*aResult || errno == EACCES) {
+      *aResult = *aResult && (buf.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH));
+      return NS_OK;
+    }
+
+    return NSRESULT_FOR_ERRNO();
+  }
+#endif
   if (*aResult || errno == EACCES) {
     return NS_OK;
   }
diff --git a/xpcom/reflect/xptcall/md/unix/moz.build b/xpcom/reflect/xptcall/md/unix/moz.build
index d455ed854..8ee7b3181 100644
--- a/xpcom/reflect/xptcall/md/unix/moz.build
+++ b/xpcom/reflect/xptcall/md/unix/moz.build
@@ -46,6 +46,21 @@ if CONFIG['OS_ARCH'] in ('Linux', 'FreeBSD'):
             'xptcstubs_ipf64.cpp'
         ]
 
+# Without the need to accomodate the Sun compiler, Solaris/GCC support is pretty
+# standard, actually. Not all that different from Linux.
+
+if CONFIG['OS_ARCH'] == 'SunOS':
+    if CONFIG['OS_TEST'] == 'x86_64':
+            SOURCES += [
+                'xptcinvoke_asm_x86_64_unix.S',
+                'xptcinvoke_x86_64_solaris.cpp',
+                'xptcstubs_x86_64_linux.cpp'
+            ]
+    elif '86' in CONFIG['OS_TEST']:
+            SOURCES += [
+                'xptcinvoke_gcc_x86_unix.cpp',
+                'xptcstubs_gcc_x86_unix.cpp'
+            ]
 
 if CONFIG['OS_TEST'] == 'alpha':
     if CONFIG['OS_ARCH'] in ('Linux', 'FreeBSD', 'NetBSD'):
@@ -186,7 +201,11 @@ if CONFIG['OS_ARCH'] == 'OpenBSD' and CONFIG['OS_TEST'] == 'sparc':
         'xptcstubs_sparc_openbsd.cpp',
     ]
 
-if CONFIG['OS_ARCH'] in ('OpenBSD', 'FreeBSD') and CONFIG['OS_TEST'] == 'sparc64':
+# Mozilla discovered at some point that Solaris and Linux can also use these 
+# files for 64-bit SPARC with no ill effects, so basically the entire mess that
+# was there before is no longer needed.
+
+if CONFIG['OS_ARCH'] in ('OpenBSD', 'FreeBSD', 'SunOS') and CONFIG['OS_TEST'] == 'sparc64':
     SOURCES += [
         'xptcinvoke_asm_sparc64_openbsd.s',
         'xptcinvoke_sparc64_openbsd.cpp',
@@ -194,6 +213,17 @@ if CONFIG['OS_ARCH'] in ('OpenBSD', 'FreeBSD') and CONFIG['OS_TEST'] == 'sparc64
         'xptcstubs_sparc64_openbsd.cpp',
     ]
 
+# As for the 32-bit SPARC build? That would look like the Linux version with 
+# one file changed.
+
+if CONFIG['OS_ARCH'] == 'SunOS' and CONFIG['OS_TEST'] == 'sparc':
+    SOURCES += [
+        'xptcinvoke_asm_sparc_solaris_GCC3.s',
+        'xptcinvoke_sparc_solaris.cpp',
+        'xptcstubs_asm_sparc_solaris.s',
+        'xptcstubs_sparc_solaris.cpp',
+    ]
+        
 if CONFIG['OS_ARCH'] == 'Linux':
     if CONFIG['OS_TEST'] == 's390':
         SOURCES += [
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_sparc_solaris_GCC3.s b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_sparc_solaris_GCC3.s
new file mode 100644
index 000000000..54adcd147
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_sparc_solaris_GCC3.s
@@ -0,0 +1,52 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * Platform specific code to invoke XPCOM methods on native objects for
+ * solaris/sparc with gcc 3 ABI.
+ */
+        .global NS_InvokeByIndex
+/*
+ *  NS_InvokeByIndex(nsISupports* that, uint32_t methodIndex,
+ *                   uint32_t paramCount, nsXPTCVariant* params);
+ */
+NS_InvokeByIndex:
+        save    %sp,-(64 + 32),%sp  ! room for the register window and
+                                    ! struct pointer, rounded up to 0 % 32
+        mov     %i2,%o0             ! paramCount
+        call    invoke_count_words  ! returns the required stack size in %o0
+        mov     %i3,%o1             ! params
+        
+        sll     %o0,2,%l0           ! number of bytes
+        sub     %sp,%l0,%sp         ! create the additional stack space
+            
+        mov     %sp,%o0             ! pointer for copied args
+        add     %o0,72,%o0          ! step past the register window, the
+                                    ! struct result pointer and the 'this' slot
+        mov     %i2,%o1             ! paramCount
+        call    invoke_copy_to_stack
+        mov     %i3,%o2             ! params
+!
+!   calculate the target address from the vtable
+!
+        ld      [%i0],%l1           ! *that --> vTable
+        sll     %i1,2,%i1           ! multiply index by 4
+        add     %i1,%l1,%l1         ! l1 now points to vTable entry
+        ld      [%l1],%l0           ! target address
+
+.L5:    ld      [%sp + 88],%o5
+.L4:    ld      [%sp + 84],%o4
+.L3:    ld      [%sp + 80],%o3
+.L2:    ld      [%sp + 76],%o2
+.L1:    ld      [%sp + 72],%o1
+.L0:
+        jmpl    %l0,%o7             ! call the routine
+! always have a 'this', from the incoming 'that'
+        mov     %i0,%o0
+        
+        mov     %o0,%i0             ! propagate return value
+        ret
+        restore
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_x86_64_unix.S b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_x86_64_unix.S
new file mode 100644
index 000000000..131cfc334
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_asm_x86_64_unix.S
@@ -0,0 +1,122 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+# Darwin gives a leading '_' to symbols defined in C code.
+#ifdef XP_DARWIN
+#define SYM(x) _ ## x
+#define CFI_STARTPROC
+#define CFI_ENDPROC
+#define CFI_DEF_CFA_OFFSET(offset)
+#define CFI_OFFSET(reg, offset)
+#define CFI_DEF_CFA_REGISTER(reg)
+#define CFI_DEF_CFA(reg, offset)
+#else
+#define SYM(x) x
+#define CFI_STARTPROC .cfi_startproc
+#define CFI_ENDPROC .cfi_endproc
+#define CFI_DEF_CFA_OFFSET(offset) .cfi_def_cfa_offset offset
+#define CFI_OFFSET(reg, offset) .cfi_offset reg, offset
+#define CFI_DEF_CFA_REGISTER(reg) .cfi_def_cfa_register reg
+#define CFI_DEF_CFA(reg, offset) .cfi_def_cfa reg, offset
+#endif
+
+.intel_syntax noprefix
+
+# nsresult NS_InvokeByIndex(nsISupports* this, uint32_t aVtableIndex,
+#                           uint32_t argc, nsXPTCVariant* argv);
+.text
+.global SYM(NS_InvokeByIndex)
+#ifndef XP_DARWIN
+.type NS_InvokeByIndex, @function
+#endif
+.align 4
+SYM(NS_InvokeByIndex):
+  CFI_STARTPROC
+  push rbp
+  CFI_DEF_CFA_OFFSET(16)
+  CFI_OFFSET(6, -16)
+  mov rbp, rsp
+  CFI_DEF_CFA_REGISTER(6)
+
+# save r12 and r13 because we use them and they are callee saved.
+  push r12
+  push r13
+  CFI_OFFSET(12, -24)
+  CFI_OFFSET(13, -32)
+
+# save this and the vtable index because we need them after setting up the
+# stack.
+  mov r12, rdi
+  mov r13, rsi
+
+# allocate space for stack arguments, in theory we only need 8 * (argc - 5)
+# bytes because at least 5 arguments will go in registers, but for now it is
+# just simpler to allocate 8 * argc bytes.  Note that we treat the this
+# pointer specially.
+  lea eax, [edx * 8]
+  sub rsp, rax
+
+# If there is an odd number of args the stack can be misaligned so realign it.
+  and rsp, 0xfffffffffffffff0
+
+# pass the stack slot area to InvokeCopyToStack.
+  mov r8, rsp
+
+# setup space for the register slots: there are 5 integer ones and 8 floating
+# point ones.  So we need 104 bytes of space, but we allocate 112 to keep rsp
+# aligned to 16 bytes.
+  sub rsp, 112
+
+# the first argument to InvokeCopyToStack is the integer register area, and the
+# second is the floating point area.
+  mov rdi, rsp
+  lea rsi, [rsp + 40]
+
+# The 3rd and 4th arguments to InvokeCopyToStack are already in the right
+# registers.  So now we can just call InvokeCopyToStack.
+  call SYM(InvokeCopyToStack)
+
+# setup this
+  mov rdi, r12
+
+# copy the integer arguments into place.
+  mov rsi, [rsp]
+  mov rdx, [rsp + 8]
+  mov rcx, [rsp + 16]
+  mov r8, [rsp + 24]
+  mov r9, [rsp + 32]
+
+# copy the float arguments into place
+  movsd xmm0, [rsp + 40]
+  movsd xmm1, [rsp + 48]
+  movsd xmm2, [rsp + 56]
+  movsd xmm3, [rsp + 64]
+  movsd xmm4, [rsp + 72]
+  movsd xmm5, [rsp + 80]
+  movsd xmm6, [rsp + 88]
+  movsd xmm7, [rsp + 96]
+
+# get rid of the scratch space for registers
+  add rsp, 112
+
+# load the function pointer and call
+  lea eax, [r13d * 8]
+  add rax, [rdi]
+  call [rax]
+
+# r12 and r13 were pushed relative to the old stack pointer which is now the
+# frame pointer.
+  mov r12, [rbp - 0x8]
+  mov r13, [rbp - 0x10]
+
+  mov rsp, rbp
+  pop rbp
+  CFI_DEF_CFA(7, 8)
+  ret
+  CFI_ENDPROC
+
+#ifndef XP_DARWIN
+// Magic indicating no need for an executable stack
+.section .note.GNU-stack, "", @progbits ; .previous
+#endif
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp
index 050f9414d..1b5039ed9 100644
--- a/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc64_openbsd.cpp
@@ -30,9 +30,9 @@ invoke_copy_to_stack(uint64_t* d, uint32_t paramCount, nsXPTCVariant* s)
   {
     if (regCount < 5) regCount++;
 
-    if (l_s->IsPtrData())
+    if (l_s->IsIndirect())
     {
-      *l_d = (uint64_t)l_s->ptr;
+      *l_d = (uint64_t) &l_s->val;
       continue;
     }
     switch (l_s->type)
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc_solaris.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc_solaris.cpp
new file mode 100644
index 000000000..c1b679779
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_sparc_solaris.cpp
@@ -0,0 +1,141 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Platform specific code to invoke XPCOM methods on native objects */
+
+#include "xptcprivate.h"
+
+/* solaris defines __sparc for workshop compilers and 
+   linux defines __sparc__ */
+
+#if !defined(__sparc) && !defined(__sparc__)
+#error "This code is for Sparc only"
+#endif
+
+typedef unsigned nsXPCVariant;
+
+extern "C" uint32_t
+invoke_count_words(uint32_t paramCount, nsXPTCVariant* s)
+{
+    uint32_t result = 0;
+    for(uint32_t i = 0; i < paramCount; i++, s++)
+    {
+        if(s->IsPtrData())
+        {
+            result++;
+            continue;
+        }
+        switch(s->type)
+        {
+        case nsXPTType::T_I8     :
+        case nsXPTType::T_I16    :
+        case nsXPTType::T_I32    :
+            result++;
+            break;
+        case nsXPTType::T_I64    :
+            result+=2;
+            break;
+        case nsXPTType::T_U8     :
+        case nsXPTType::T_U16    :
+        case nsXPTType::T_U32    :
+            result++;
+            break;
+        case nsXPTType::T_U64    :
+            result+=2;
+            break;
+        case nsXPTType::T_FLOAT  :
+            result++;
+            break;
+        case nsXPTType::T_DOUBLE :
+            result+=2;
+            break;
+        case nsXPTType::T_BOOL   :
+        case nsXPTType::T_CHAR   :
+        case nsXPTType::T_WCHAR  :
+            result++;
+            break;
+        default:
+            // all the others are plain pointer types
+            result++;
+            break;
+        }
+    }
+    // nuts, I know there's a cooler way of doing this, but it's late
+    // now and it'll probably come to me in the morning.
+    if (result & 0x3) result += 4 - (result & 0x3);     // ensure q-word alignment
+    return result;
+}
+
+extern "C" uint32_t
+invoke_copy_to_stack(uint32_t* d, uint32_t paramCount, nsXPTCVariant* s)
+{
+/*
+    We need to copy the parameters for this function to locals and use them
+    from there since the parameters occupy the same stack space as the stack
+    we're trying to populate.
+*/
+    uint32_t *l_d = d;
+    nsXPTCVariant *l_s = s;
+    uint32_t l_paramCount = paramCount;
+    uint32_t regCount = 0;	// return the number of registers to load from the stack
+
+    typedef struct {
+        uint32_t hi;
+        uint32_t lo;
+    } DU;               // have to move 64 bit entities as 32 bit halves since
+                        // stack slots are not guaranteed 16 byte aligned
+
+    for(uint32_t i = 0; i < l_paramCount; i++, l_d++, l_s++)
+    {
+	if (regCount < 5) regCount++;
+        if(l_s->IsPtrData())
+        {
+            if(l_s->type == nsXPTType::T_JSVAL)
+            {
+              // On SPARC, we need to pass a pointer to HandleValue
+              *((void**)l_d) = &l_s->ptr;
+            } else
+            {
+              *((void**)l_d) = l_s->ptr;
+            }
+            continue;
+        }
+        switch(l_s->type)
+        {
+        case nsXPTType::T_I8     : *((int32_t*)   l_d) = l_s->val.i8;
+	break;
+        case nsXPTType::T_I16    : *((int32_t*)  l_d) = l_s->val.i16;
+	break;
+        case nsXPTType::T_I32    : *((int32_t*)  l_d) = l_s->val.i32;
+	break;
+        case nsXPTType::T_I64    : 
+        case nsXPTType::T_U64    : 
+        case nsXPTType::T_DOUBLE : *((uint32_t*) l_d++) = ((DU *)l_s)->hi;
+				   if (regCount < 5) regCount++;
+                                   *((uint32_t*) l_d) = ((DU *)l_s)->lo;
+                                   break;
+        case nsXPTType::T_U8     : *((uint32_t*) l_d) = l_s->val.u8;
+	break;
+        case nsXPTType::T_U16    : *((uint32_t*) l_d) = l_s->val.u16;         
+	break;
+        case nsXPTType::T_U32    : *((uint32_t*) l_d) = l_s->val.u32;
+	break;
+        case nsXPTType::T_FLOAT  : *((float*)  l_d) = l_s->val.f;
+	break;
+        case nsXPTType::T_BOOL   : *((uint32_t*) l_d) = l_s->val.b;           
+	break;
+        case nsXPTType::T_CHAR   : *((uint32_t*) l_d) = l_s->val.c;
+	break;
+        case nsXPTType::T_WCHAR  : *((int32_t*)  l_d) = l_s->val.wc;
+	break;
+        default:
+            // all the others are plain pointer types
+            *((void**)l_d) = l_s->val.p;
+            break;
+        }
+    }
+    return regCount;
+}
+
diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_x86_64_solaris.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_x86_64_solaris.cpp
new file mode 100644
index 000000000..a9db2a693
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcinvoke_x86_64_solaris.cpp
@@ -0,0 +1,75 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Platform specific code to invoke XPCOM methods on native objects
+
+#include "xptcprivate.h"
+
+// 6 integral parameters are passed in registers, but 1 is |this| which isn't
+// considered here.
+const uint32_t GPR_COUNT = 5;
+
+// 8 floating point parameters are passed in SSE registers
+const uint32_t FPR_COUNT = 8;
+
+extern "C" void
+InvokeCopyToStack(uint64_t * gpregs, double * fpregs,
+                     uint32_t paramCount, nsXPTCVariant * s,
+                     uint64_t* d)
+{
+    uint32_t nr_gpr = 0u; // skip one GP register for 'that'
+    uint32_t nr_fpr = 0u;
+    uint64_t value = 0u;
+
+    for (uint32_t i = 0; i < paramCount; i++, s++) {
+        if (s->IsPtrData())
+            value = (uint64_t) s->ptr;
+        else {
+            switch (s->type) {
+            case nsXPTType::T_FLOAT:                                break;
+            case nsXPTType::T_DOUBLE:                               break;
+            case nsXPTType::T_I8:     value = s->val.i8;            break;
+            case nsXPTType::T_I16:    value = s->val.i16;           break;
+            case nsXPTType::T_I32:    value = s->val.i32;           break;
+            case nsXPTType::T_I64:    value = s->val.i64;           break;
+            case nsXPTType::T_U8:     value = s->val.u8;            break;
+            case nsXPTType::T_U16:    value = s->val.u16;           break;
+            case nsXPTType::T_U32:    value = s->val.u32;           break;
+            case nsXPTType::T_U64:    value = s->val.u64;           break;
+            case nsXPTType::T_BOOL:   value = s->val.b;             break;
+            case nsXPTType::T_CHAR:   value = s->val.c;             break;
+            case nsXPTType::T_WCHAR:  value = s->val.wc;            break;
+            default:                  value = (uint64_t) s->val.p;  break;
+            }
+        }
+
+        if (!s->IsPtrData() && s->type == nsXPTType::T_DOUBLE) {
+            if (nr_fpr < FPR_COUNT)
+                fpregs[nr_fpr++] = s->val.d;
+            else {
+                *((double *)d) = s->val.d;
+                d++;
+            }
+        }
+        else if (!s->IsPtrData() && s->type == nsXPTType::T_FLOAT) {
+            if (nr_fpr < FPR_COUNT)
+                // The value in %xmm register is already prepared to
+                // be retrieved as a float. Therefore, we pass the
+                // value verbatim, as a double without conversion.
+                fpregs[nr_fpr++] = s->val.d;
+            else {
+                *((float *)d) = s->val.f;
+                d++;
+            }
+        }
+        else {
+            if (nr_gpr < GPR_COUNT)
+                gpregs[nr_gpr++] = value;
+            else
+                *d++ = value;
+        }
+    }
+}
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparc_solaris.s b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparc_solaris.s
new file mode 100644
index 000000000..9b448d7c7
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_asm_sparc_solaris.s
@@ -0,0 +1,49 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+        .global SharedStub
+
+/*
+    in the frame for the function that called SharedStub are the
+    rest of the parameters we need
+
+*/
+
+SharedStub:
+! we don't create a new frame yet, but work within the frame of the calling
+! function to give ourselves the other parameters we want
+
+        mov     %o0, %o1            ! shuffle the index up to 2nd place
+        mov     %i0, %o0            ! the original 'this'
+        add     %fp, 72, %o2        ! previous stack top adjusted to the first argument slot (beyond 'this')
+! save off the original incoming parameters that arrived in 
+! registers, the ABI guarantees the space for us to do this
+        st      %i1, [%fp + 72]
+        st      %i2, [%fp + 76]
+        st      %i3, [%fp + 80]
+        st      %i4, [%fp + 84]
+        st      %i5, [%fp + 88]
+! now we can build our own stack frame
+        save    %sp,-(64 + 32),%sp   ! room for the register window and
+                                    ! struct pointer, rounded up to 0 % 32
+! our function now appears to have been called
+! as SharedStub(nsISupports* that, uint32_t index, uint32_t* args)
+! so we can just copy these through
+        
+        mov     %i0, %o0
+        mov     %i1, %o1
+        mov     %i2, %o2
+        call    PrepareAndDispatch
+        nop
+        mov     %o0,%i0             ! propagate return value
+        b .LL1
+        nop
+.LL1:
+        ret
+        restore
+
+       .size    SharedStub, .-SharedStub
+       .type    SharedStub, #function
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc64_openbsd.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc64_openbsd.cpp
index b8a09c97e..e28a03794 100644
--- a/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc64_openbsd.cpp
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc64_openbsd.cpp
@@ -85,8 +85,13 @@ PrepareAndDispatch(nsXPTCStubBase* self, uint64_t methodIndex, uint64_t* args)
 
 extern "C" nsresult SharedStub(int, int*);
 
+/*
+ * Avoid GCC stack protector to wipe out imput registers since the compiler
+ * thinks the function takes no arguments.
+ */
+
 #define STUB_ENTRY(n) \
-nsresult nsXPTCStubBase::Stub##n() \
+nsresult __attribute__((__optimize__("no-stack-protector"))) nsXPTCStubBase::Stub##n() \
 { \
 	int dummy; /* defeat tail-call optimization */ \
 	return SharedStub(n, &dummy); \
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc_solaris.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc_solaris.cpp
new file mode 100644
index 000000000..61f3df4ff
--- /dev/null
+++ b/xpcom/reflect/xptcall/md/unix/xptcstubs_sparc_solaris.cpp
@@ -0,0 +1,112 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Implement shared vtbl methods. */
+
+#include "xptcprivate.h"
+#include "xptiprivate.h"
+
+#if defined(sparc) || defined(__sparc__)
+
+extern "C" nsresult ATTRIBUTE_USED
+PrepareAndDispatch(nsXPTCStubBase* self, uint32_t methodIndex, uint32_t* args)
+{
+
+    typedef struct {
+        uint32_t hi;
+        uint32_t lo;
+    } DU;               // have to move 64 bit entities as 32 bit halves since
+                        // stack slots are not guaranteed 16 byte aligned
+
+#define PARAM_BUFFER_COUNT     16
+
+    nsXPTCMiniVariant paramBuffer[PARAM_BUFFER_COUNT];
+    nsXPTCMiniVariant* dispatchParams = nullptr;
+    const nsXPTMethodInfo* info;
+    uint8_t paramCount;
+    uint8_t i;
+    nsresult result = NS_ERROR_FAILURE;
+
+    NS_ASSERTION(self,"no self");
+
+    self->mEntry->GetMethodInfo(uint16_t(methodIndex), &info);
+    NS_ASSERTION(info,"no interface info");
+
+    paramCount = info->GetParamCount();
+
+    // setup variant array pointer
+    if(paramCount > PARAM_BUFFER_COUNT)
+        dispatchParams = new nsXPTCMiniVariant[paramCount];
+    else
+        dispatchParams = paramBuffer;
+    NS_ASSERTION(dispatchParams,"no place for params");
+
+    uint32_t* ap = args;
+    for(i = 0; i < paramCount; i++, ap++)
+    {
+        const nsXPTParamInfo& param = info->GetParam(i);
+        const nsXPTType& type = param.GetType();
+        nsXPTCMiniVariant* dp = &dispatchParams[i];
+
+        if(param.IsOut() || !type.IsArithmetic())
+        {
+            if (type == nsXPTType::T_JSVAL)
+                dp->val.p = *((void**) *ap);
+            else
+                dp->val.p = (void*) *ap;
+            continue;
+        }
+        // else
+        switch(type)
+        {
+        case nsXPTType::T_I8     : dp->val.i8  = *((int32_t*) ap);       break;
+        case nsXPTType::T_I16    : dp->val.i16 = *((int32_t*) ap);       break;
+        case nsXPTType::T_I32    : dp->val.i32 = *((int32_t*) ap);       break;
+        case nsXPTType::T_DOUBLE :
+        case nsXPTType::T_U64    :
+        case nsXPTType::T_I64    : ((DU *)dp)->hi = ((DU *)ap)->hi; 
+                                   ((DU *)dp)->lo = ((DU *)ap)->lo;
+                                   ap++;
+                                   break;
+        case nsXPTType::T_U8     : dp->val.u8  = *((uint32_t*)ap);       break;
+        case nsXPTType::T_U16    : dp->val.u16 = *((uint32_t*)ap);       break;
+        case nsXPTType::T_U32    : dp->val.u32 = *((uint32_t*)ap);       break;
+        case nsXPTType::T_FLOAT  : dp->val.f   = *((float*)   ap);       break;
+        case nsXPTType::T_BOOL   : dp->val.b   = *((uint32_t*)ap);       break;
+        case nsXPTType::T_CHAR   : dp->val.c   = *((uint32_t*)ap);       break;
+        case nsXPTType::T_WCHAR  : dp->val.wc  = *((int32_t*) ap);       break;
+        default:
+            NS_ERROR("bad type");
+            break;
+        }
+    }
+
+    result = self->mOuter->CallMethod((uint16_t)methodIndex, info, dispatchParams);
+
+    if(dispatchParams != paramBuffer)
+        delete [] dispatchParams;
+
+    return result;
+}
+
+extern "C" nsresult SharedStub(int, int*);
+
+#define STUB_ENTRY(n) \
+nsresult nsXPTCStubBase::Stub##n() \
+{ \
+	int dummy; /* defeat tail-call optimization */ \
+	return SharedStub(n, &dummy); \
+}
+
+#define SENTINEL_ENTRY(n) \
+nsresult nsXPTCStubBase::Sentinel##n() \
+{ \
+    NS_ERROR("nsXPTCStubBase::Sentinel called"); \
+    return NS_ERROR_NOT_IMPLEMENTED; \
+}
+
+#include "xptcstubsdef.inc"
+
+#endif /* sparc || __sparc__ */
diff --git a/xpcom/reflect/xptcall/status.html b/xpcom/reflect/xptcall/status.html
index deb4da92e..996159c82 100644
--- a/xpcom/reflect/xptcall/status.html
+++ b/xpcom/reflect/xptcall/status.html
@@ -241,6 +241,20 @@ a port.
 
 <TR>
 <TD bgcolor="green"><font color="white"><b>Done</b></font></TD>
+<TD>SunOS x86</TD>
+<TD> 
+<img alt="Contributed code!" title="Contributed code!" src="http://tinderbox.mozilla.org/star.gif">
+<a href="mailto:aljones@lbl.gov">Arthur Jones &lt;aljones@lbl.gov&gt;</a><BR>
+<font color="red"><b>?</b></font> 
+<a href="mailto:ppokorny@mindspring.com">Philip Pokorny &lt;ppokorny@mindspring.com&gt;</a><BR>
+</TD>
+<TD>
+The word I hear is that this is working and done
+</TD>
+</TR>
+
+<TR>
+<TD bgcolor="green"><font color="white"><b>Done</b></font></TD>
 <TD>Irix</TD>
 <TD><img alt="Contributed code!" title="Contributed code!" src="http://tinderbox.mozilla.org/star.gif">
 <a href="mailto:jasonh@m7.engr.sgi.com">Jason Heirtzler &lt;jasonh@m7.engr.sgi.com&gt;</a><BR>
diff --git a/xpcom/string/nsTSubstring.h b/xpcom/string/nsTSubstring.h
index 53b4fb9a8..537889d5c 100644
--- a/xpcom/string/nsTSubstring.h
+++ b/xpcom/string/nsTSubstring.h
@@ -10,6 +10,14 @@
 #include "mozilla/IntegerTypeTraits.h"
 #include "mozilla/Span.h"
 
+// Solaris defines pid_t to be long on ILP32 and int on LP64. I checked in 
+// sys/types.h. AMD64 and SPARC64 builds don't need this fix at all, 
+// while all 32-bit builds do.
+
+#if defined(XP_SOLARIS) && !defined(__LP64__)
+#include <unistd.h>
+#endif
+
 #ifndef MOZILLA_INTERNAL_API
 #error Cannot use internal string classes without MOZILLA_INTERNAL_API defined. Use the frozen header nsStringAPI.h instead.
 #endif
@@ -587,6 +595,17 @@ public:
     const char* fmt = aRadix == 10 ? "%d" : aRadix == 8 ? "%o" : "%x";
     AppendPrintf(fmt, aInteger);
   }
+#if defined(XP_SOLARIS) && !defined(__LP64__)
+  void AppendInt(pid_t aInteger)
+  { 
+   AppendPrintf("%lu", aInteger);
+  }
+  void AppendInt(pid_t aInteger, int aRadix)
+  {
+    const char* fmt = aRadix == 10 ? "%lu" : aRadix == 8 ? "%lo" : "%lx";
+    AppendPrintf(fmt, aInteger);
+  }
+#endif  
   void AppendInt(uint32_t aInteger)
   {
     AppendPrintf("%u", aInteger);
author	Moonchild <moonchild@palemoon.org>	2019-11-02 14:37:22 +0100
committer	GitHub <noreply@github.com>	2019-11-02 14:37:22 +0100
commit	21b3f6247403c06f85e1f45d219f87549862198f (patch)
tree	0038ae92f1cc7aaff0b55d6e5ac59efcc28bdf8f
parent	ff881bdb6795e0f307b93919f98f454bedde4bb6 (diff)
parent	a9dc528a4a7b0aaad5308aff70963485ec3e9bec (diff)
download	UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.gz UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.lz UXP-21b3f6247403c06f85e1f45d219f87549862198f.tar.xz UXP-21b3f6247403c06f85e1f45d219f87549862198f.zip