m4: Use CC, not CXX in ld_relro

diff --git a/m4/ld_relro.m4 b/m4/ld_relro.m4
index e3b5287df28a45996c3c35a79521057d0180e66c..a2800510ec19a7a1396a552c7fab529549e2cdf7 100644 (file)
--- a/m4/ld_relro.m4
+++ b/m4/ld_relro.m4
@@ -22,7 +22,7 @@ AC_DEFUN([AC_LD_RELRO],[
     RELRO_LDFLAGS=
     if test $enable_hardening = yes; then
       AC_MSG_CHECKING([for how to force completely read-only GOT table])
-      ld_help=`$CXX -Wl,-help 2>&1`
+      ld_help=`$CC -Wl,-help 2>&1`
       case $ld_help in
           *"-z relro"*) RELRO_LDFLAGS="-Wl,-z -Wl,relro" ;;
       esac