varint.hon commit t/t5900-repo-selection.sh: use the $( ... ) construct for command substitution (14a771e)
   1#ifndef VARINT_H
   2#define VARINT_H
   3
   4extern int encode_varint(uintmax_t, unsigned char *);
   5extern uintmax_t decode_varint(const unsigned char **);
   6
   7#endif /* VARINT_H */