$OpenBSD$
--- xpcom/base/nsStackWalk.cpp.orig	Wed Dec 15 02:03:41 2010
+++ xpcom/base/nsStackWalk.cpp	Wed Dec 22 22:33:05 2010
@@ -1236,7 +1236,7 @@ myinit()
     if (! initialized) {
 #ifndef __GNUC__
         void *handle;
-        const char *libdem = "libdemangle.so.1";
+        const char *libdem = "libdemangle.so";
 
         /* load libdemangle if we can and need to (only try this once) */
         if ((handle = dlopen(libdem, RTLD_LAZY)) != NULL) {