git diff too slow for a file

diff --git a/mailmap.h b/mailmap.h
index 4b2ca3a7de972c10f214b38a25be522abcbbafd0..d5c3664322023d6552cb24006d833aa08224ff6f 100644 (file)
--- a/mailmap.h
+++ b/mailmap.h
@@ -4,7 +4,6 @@
 int read_mailmap(struct string_list *map, char **repo_abbrev);
 void clear_mailmap(struct string_list *map);
 
-int map_email(struct string_list *mailmap, const char *email, char *name, int maxlen);
 int map_user(struct string_list *mailmap,
             char *email, int maxlen_email, char *name, int maxlen_name);