diff --git a/configure.ac b/configure.ac
index b93254cb7c..d8854f7c48 100644
--- a/configure.ac
+++ b/configure.ac
@@ -364,7 +364,7 @@ then
    AC_DEFINE([_GNU_SOURCE],[1],[find sigignore on Linux])
 elif test "$GCC" = "yes"
 then
-  GCC_VERSION=`gcc -dumpversion`
+  GCC_VERSION=`$CC -dumpversion`
   CFLAGS="$CFLAGS -Wall -Werror -pedantic -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls"
   case $GCC_VERSION in
     4.4.*)