--- mozilla/xpcom/base/nsStackWalk.cpp.orig	2010-09-12 19:34:04.012503905 +0300
+++ mozilla/xpcom/base/nsStackWalk.cpp	2010-09-12 19:34:41.294462134 +0300
@@ -41,6 +41,7 @@
 /* API for getting a stack trace of the C/C++ stack on the current thread */
 
 #include "nsStackWalk.h"
+#include <dlfcn.h>
 
 #if defined(_WIN32) && (defined(_M_IX86) || defined(_M_AMD64) || defined(_M_IA64)) && !defined(WINCE) // WIN32 x86 stack walking code