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autotools: Add AC_LANG_SOURCE required for autotools >= 2.68 

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2011-09-30 12:15:12 +02:00
parent e2c5719d74
commit 19428ca7bf
1 changed files with 1 additions and 1 deletions
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2
configure.ac
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@ -36,7 +36,7 @@ fi
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -fvisibility=hidden "
AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden])
AC_COMPILE_IFELSE([char foo;],
AC_COMPILE_IFELSE([AC_LANG_SOURCE([char foo;])],
[ AC_MSG_RESULT([yes])
SYMBOL_VISIBILITY="-fvisibility=hidden"],
AC_MSG_RESULT([no]))