archive: ustar header checksum is computed unsigned

diff --git a/advice.h b/advice.h
index 7bda45b83e34b8417e5c20219c7424bb35b3d681..f3cdbbf29e570e151b2b6b329ee9a9940ae59a98 100644 (file)
--- a/advice.h
+++ b/advice.h
@@ -4,6 +4,9 @@
 #include "git-compat-util.h"
 
 extern int advice_push_nonfastforward;
+extern int advice_push_non_ff_current;
+extern int advice_push_non_ff_default;
+extern int advice_push_non_ff_matching;
 extern int advice_status_hints;
 extern int advice_commit_before_merge;
 extern int advice_resolve_conflict;