--- lib/autoconf/c.m4.orig	2014-06-09 09:40:18.640909445 -0700
+++ lib/autoconf/c.m4	2014-06-09 09:40:27.280972556 -0700
@@ -1742,7 +1742,7 @@
 [#ifndef __cplusplus
 typedef int foo_t;
 static $ac_kw foo_t static_foo () {return 0; }
-$ac_kw foo_t foo () {return 0; }
+$ac_kw foo_t foo () {static_foo(); }
 #endif
 ])],
 		    [ac_cv_c_inline=$ac_kw])