git-grep: fix exit code when we use external grep.

diff --git a/cache.h b/cache.h
index 14358a872cdb2d8d663dad389897cfa0731d821d..84770bf67a9e73d1654d94a2e558bbe026d20532 100644 (file)
--- a/cache.h
+++ b/cache.h
@@ -181,9 +181,9 @@ extern int assume_unchanged;
 extern int prefer_symlink_refs;
 extern int log_all_ref_updates;
 extern int warn_ambiguous_refs;
-extern int diff_rename_limit_default;
 extern int shared_repository;
 extern const char *apply_default_whitespace;
+extern int zlib_compression_level;
 
 #define GIT_REPO_VERSION 0
 extern int repository_format_version;