tryall_dlopen_module swallows errors

[Marius Vollmer]

Hi,

when ltdl.c:tryall_dlopen_module recurses on itself to honor the
prefix, it forgets to pass along the errors.  Here is a patch:

--- ltdl.c.~1.152.~     Sat Aug 25 20:59:17 2001
+++ ltdl.c      Sun Aug 26 23:40:28 2001
@@ -1954,7 +1955,7 @@
      shuffled.  Otherwise, attempt to open FILENAME as a module.  */
   if (prefix)
     {
-      tryall_dlopen_module (handle, 0, prefix, filename);
+      error += tryall_dlopen_module (handle, 0, prefix, filename);
     }
   else if (tryall_dlopen (handle, filename) != 0)
     {