offmap: remove unused macro `git_offmap_insert2`
diff --git a/src/offmap.h b/src/offmap.h
index 0d0e512..4476cf7 100644
--- a/src/offmap.h
+++ b/src/offmap.h
@@ -45,16 +45,6 @@ typedef khash_t(off) git_offmap;
kh_val(h, __pos) = val; \
} } while (0)
-#define git_offmap_insert2(h, key, val, oldv, rval) do { \
- khiter_t __pos = kh_put(off, h, key, &rval); \
- if (rval >= 0) { \
- if (rval == 0) { \
- oldv = kh_val(h, __pos); \
- kh_key(h, __pos) = key; \
- } else { oldv = NULL; } \
- kh_val(h, __pos) = val; \
- } } while (0)
-
#define git_offmap_delete(h, key) do { \
khiter_t __pos = git_offmap_lookup_index(h, key); \
if (git_offmap_valid_index(h, __pos)) \