--- src/:checkout.c	Tue Apr 24 20:14:53 2001
+++ src/checkout.c	Thu Jun 28 17:49:26 2001
@@ -112,6 +112,11 @@
     char *valid_options;
     const char *const *valid_usage;
 
+    /* DM 2001/06/28: "checkout" is called multiple time
+		      not so good to remember state in global
+		      variables without clearing them. */
+    join_rev1= join_rev2= 0;
+
     /*
      * A smaller subset of options are allowed for the export command, which
      * is essentially like checkout, except that it hard-codes certain