static const char *argv_show_branch[] = {"show-branch", NULL, NULL};
 static const char *argv_update_ref[] = {"update-ref", "--no-deref", "BISECT_HEAD", NULL, NULL};
 
-/* bits #0-15 in revision.h */
-
+/* Remember to update object flag allocation in object.h */
 #define COUNTED                (1u<<16)
 
 /*
        if (!strcmp(refname, "bad")) {
                current_bad_sha1 = xmalloc(20);
                hashcpy(current_bad_sha1, sha1);
-       } else if (!prefixcmp(refname, "good-")) {
+       } else if (starts_with(refname, "good-")) {
                sha1_array_append(&good_revs, sha1);
-       } else if (!prefixcmp(refname, "skip-")) {
+       } else if (starts_with(refname, "skip-")) {
                sha1_array_append(&skipped_revs, sha1);
        }
 
 
 static int bisect_checkout(char *bisect_rev_hex, int no_checkout)
 {
-       int res;
 
        mark_expected_rev(bisect_rev_hex);
 
                        die("update-ref --no-deref HEAD failed on %s",
                            bisect_rev_hex);
        } else {
+               int res;
                res = run_command_v_opt(argv_checkout, RUN_GIT_CMD);
                if (res)
                        exit(res);