diff --git a/configure.ac b/configure.ac
index 6eaec1cb6..19087a244 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,7 +36,7 @@ m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],)
 AC_SUBST([docdir], [${datadir}/doc])
 AC_CONFIG_HEADERS(config.h)
 AC_CONFIG_MACRO_DIR([m4])
-gl_LD_OUTPUT_DEF
+dnl don't put anythingelse before AC_PROG_CC unless checking if macro still work for clang
 AC_PROG_CXX(["xcrun clang++" g++])
 AC_PROG_CC(["xcrun clang" gcc])