allow c99 for asn1c code base as well (not skeletons though)
diff --git a/configure.ac b/configure.ac
index e30b126..cb3fe81 100644
--- a/configure.ac
+++ b/configure.ac
@@ -58,7 +58,8 @@
AX_CHECK_COMPILE_FLAG([-Wno-error=parentheses-equality],
[CFLAGS="$CFLAGS -Wno-error=parentheses-equality"])
AX_CHECK_COMPILE_FLAG([-std=gnu99],
- [TESTSUITE_CFLAGS="$TESTSUITE_CFLAGS -std=gnu99"])
+ [CFLAGS="$CFLAGS-std=gnu99"
+TESTSUITE_CFLAGS="$TESTSUITE_CFLAGS -std=gnu99"])
AX_CHECK_COMPILE_FLAG([-Wno-error=unused-variable],
[TESTSUITE_CFLAGS="$TESTSUITE_CFLAGS -Wno-error=unused-variable"])