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-rw-r--r--m4/acinclude.m42
1 files changed, 1 insertions, 1 deletions
diff --git a/m4/acinclude.m4 b/m4/acinclude.m4
index 8ea45973..4455d261 100644
--- a/m4/acinclude.m4
+++ b/m4/acinclude.m4
@@ -54,7 +54,7 @@ AC_DEFUN([GCC_FORTIFY_SOURCE_CC],[
}
], [
AC_MSG_RESULT(yes)
- CFLAGS="$CFLAGS -D_FORTIFY_SOURCE=2"
+ CPPFLAGS="$CPPFLAGS -D_FORTIFY_SOURCE=2"
], [
AC_MSG_RESULT(no)
])