diff --git a/configure.ac b/configure.ac
index 8c72568c..4710832a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -404,10 +404,9 @@ AC_CACHE_CHECK([if system libc has GNU glob], [make_cv_sys_gnu_glob],
 #include <glob.h>
 #include <fnmatch.h>
 
-#define GLOB_INTERFACE_VERSION 1
 #if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
 # include <gnu-versions.h>
-# if _GNU_GLOB_INTERFACE_VERSION == GLOB_INTERFACE_VERSION
+# if _GNU_GLOB_INTERFACE_VERSION == 1 || _GNU_GLOB_INTERFACE_VERSION == 2
    gnu glob
 # endif
 #endif],