diff -Naur lvm-0.9.1beta7/tools/lib/debug.c lvm-0.9.1beta7.new/tools/lib/debug.c
--- lvm-0.9.1beta7/tools/lib/debug.c	Sat Jul 14 13:11:15 2001
+++ lvm-0.9.1beta7.new/tools/lib/debug.c	Sat Jul 14 13:06:37 2001
@@ -40,6 +40,7 @@
 #include "liblvm.h"
 #define	BUFLEN	512
 static int call_depth = 0;
+int opt_d;
 
 static void _debug_out(char *message) {
    char buffer[64], *ptr, c;