$OpenBSD: patch-xpcom_base_nsStackWalk_cpp,v 1.3 2011/03/26 10:58:36 landry Exp $
--- xpcom/base/nsStackWalk.cpp.orig	Wed Jan  6 05:35:35 2010
+++ xpcom/base/nsStackWalk.cpp	Sun Jan 10 17:47:30 2010
@@ -1132,7 +1132,7 @@ NS_FormatCodeAddressDetails(void *aPC, const nsCodeAdd
 #define __USE_GNU
 #endif
 
-#if defined(HAVE_LIBDL) || defined(XP_MACOSX)
+#if defined(HAVE_LIBDL) || defined(XP_MACOSX) || defined(__OpenBSD__)
 #include <dlfcn.h>
 #endif
 
@@ -1231,7 +1231,7 @@ 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) {