--- a/configure.ac	2013-09-05 15:31:21.590981268 -0500
+++ b/configure.ac	2013-09-05 15:31:29.160981049 -0500
@@ -387,7 +387,7 @@
 
 AC_MSG_CHECKING([whether program_invocation_short_name is defined])
 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
-	#include <argp.h>
+	#include <errno.h>
 ]], [[
 	program_invocation_short_name = "test";
 ]])], [