usagef 337 builtin/diff.c usagef("git diff %s <path> <path>", usagef 36 builtin/merge-recursive.c usagef(builtin_merge_recursive_usage, argv[0]); usagef 397 git-compat-util.h extern NORETURN void usagef(const char *err, ...) __attribute__((format (printf, 1, 2))); usagef 95 usage.c usagef("%s", err);