varint.hon commit log --grep: use the same helper to set -E/-F options as "git grep" (34a4ae5)
   1#ifndef VARINT_H
   2#define VARINT_H
   3
   4#include "git-compat-util.h"
   5
   6extern int encode_varint(uintmax_t, unsigned char *);
   7extern uintmax_t decode_varint(const unsigned char **);
   8
   9#endif /* VARINT_H */