bufsplit
if (bufsplit(cp, MAX_FIELDS, tok) != MAX_FIELDS) {
(void) bufsplit(",", 0, NULL);
(void) bufsplit(bufp, count, arr);
extern size_t bufsplit(char *, size_t, char **);
(void) bufsplit(",\n", 0, NULL);
n_fields = bufsplit(entry, ITAB_FIELDS - 1, fields);