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# Copyright (C) 2016 and later: Unicode, Inc. and others.
# License & terms of use: http://www.unicode.org/copyright.html
# Copyright (C) 1999-2011, International Business Machines Corporation and others. All Rights Reserved.
s%^\([a-zA-Z0-9\._-]*\)[ ]*+=%\1=$(\1) %
s%^[A-Z]*_SO_TARG*%## &%
s%^SHARED_OBJECT.*%## &%
s%^LD_SONAME.*%## &%
s%$(\([^\)]*\))%${\1}%g
s%^ %#M# %
s@^[a-zA-Z%$.][^=]*$@#M#&@
s@^\([a-zA-Z][-.a-zA-Z_0-9-]*\)[ ]*=[ ]*\(.*\)@\1="\2"@
s@^\([a-zA-Z][-a-zA-Z_0-9-]*\)\.\([a-zA-Z_0-9-]*\)[ ]*=[ ]*\(.*\)@\1_\2=\3@
s@^\([a-zA-Z][-a-zA-Z_0-9-]*\)\-\([a-zA-Z_0-9-]*\)[ ]*=[ ]*\(.*\)@\1_\2=\3@
s@\${\([a-zA-Z][-a-zA-Z_0-9-]*\)\.\([a-zA-Z_0-9-]*\)}@${\1_\2}@g
s@^\(prefix\)=\(.*\)@default_\1=\2\
if [ "x${\1}" = "x" ]; then \1="$default_\1"; fi@
s@^\(ENABLE_RPATH\)=\(.*\)@default_\1=\2\
if [ "x${\1}" = "x" ]; then \1="$default_\1"; fi@
s%^#SH#[ ]*%%
s%'\$\$'%\\\$\\\$%g
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