diff -up ./xpcom.h.fix ./xpcom.h
--- ./xpcom.h.fix	2010-09-17 11:31:46.317620889 -0400
+++ ./xpcom.h	2010-09-17 11:33:58.558646774 -0400
@@ -36,6 +36,10 @@
 #ifdef __APPLE__
 #define NO__1NS_1InitXPCOM2
 #endif /* __APPLE__ */
+#ifdef __linux__
+#define NO__1Call__IIIIII
+#define NO__1Call__JJJJJI
+#endif /* __linux__ */
 #endif /* _WIN32 */
 
 #define SWT_XREInitEmbedding nsresult (*)(nsILocalFile *,nsILocalFile *,nsIDirectoryServiceProvider *,nsStaticModuleInfo const *,PRUint32)