get_field
i = get_field(peer, cp, size);
i = get_field(peer, cp, size);
size_t get_field(int peer, char *buffer, size_t size);
i = get_field(peer, recvbuffer, size);
i = get_field(peer, cp, size);
char *get_field(char **, size_t *, int *);
field = get_field(line, len, &fieldlen);
ptr = get_field(line, len, &fieldlen);