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Just add comment by: sed -i $'1i\\\n# -*- Autoconf -*-' tool/m4/*.m4 git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61983 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
5 lines
250 B
Text
5 lines
250 B
Text
# -*- Autoconf -*-
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dnl RUBY_CHECK_SIGNEDNESS [typename] [if-signed] [if-unsigned] [included]
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AC_DEFUN([RUBY_CHECK_SIGNEDNESS], [dnl
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AC_COMPILE_IFELSE([AC_LANG_BOOL_COMPILE_TRY([AC_INCLUDES_DEFAULT([$4])], [($1)-1 > 0])],
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[$3], [$2])])dnl
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