diff -ruN build_mod.orig/firegl_public.c build_mod/firegl_public.c
--- build_mod.orig/firegl_public.c	2003-09-05 00:45:33.539384168 +0200
+++ build_mod/firegl_public.c	2003-09-05 00:47:13.193234480 +0200
@@ -129,7 +129,9 @@
         #define pte_offset  pte_offset_map
     #endif
 #endif
-
+#ifndef VMALLOC_VMADDR
+#define VMALLOC_VMADDR(x)  ((unsigned long)(x))
+#endif
 // ============================================================
 #ifndef TRUE
 #define TRUE 1