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-rw-r--r--configure.ac2
1 files changed, 1 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index c601237..f4105c4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -221,7 +221,7 @@ if test "$GCC" = "yes" -a "$set_more_warnings" != "no"; then
AC_MSG_RESULT(yes)
WARNINGCFLAGS="\
-Wchar-subscripts -Wmissing-declarations \
- -Wcast-align -Wsign-compare -Wp,-D_FORTIFY_SOURCE=2 \
+ -Wcast-align -Wsign-compare -U_FORTIFY_SOURCE -Wp,-D_FORTIFY_SOURCE=2 \
$WARNINGCFLAGS"
for option in -Wno-strict-aliasing; do