From 3285293706f3a2af3a3c5c97ec48c59a0b8bf63f Mon Sep 17 00:00:00 2001
From: "Gary V. Vaughan" <gary@gnu.org>
Date: Fri, 21 Nov 2014 13:41:01 +0000
Subject: Revert "modules: fall-back to system dlopen search path."

The original patch had security issues, and broke loading of
frozen files including modules that are only available along
the fall-back path.

This reverts commit 1d887c9b5002d8e9a4e65c192c8a1b7355cc356a.
---
 m4/module.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/m4/module.c b/m4/module.c
index be6a58dd..838c5f91 100644
--- a/m4/module.c
+++ b/m4/module.c
@@ -286,10 +286,6 @@ m4__module_open (m4 *context, const char *name, m4_obstack *obs)
   char *filepath = m4_path_search (context, name, suffixes);
   void *handle   = NULL;
 
-  /* Use system module search path if m4_path_search fails. */
-  if (!filepath)
-    filepath = xstrdup (name);
-
   if (filepath)
     {
       handle = dlopen (filepath, RTLD_NOW|RTLD_GLOBAL);
-- 
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