_TZBUFLEN
if ((len = strcspn(lp, WHITESPACE)) > _TZBUFLEN -1) {
if ((len_otz > _TZBUFLEN - 1) ||
(len_tz > _TZBUFLEN - 1)) {
if (len_tz > _TZBUFLEN - 2) {
char tz_name[_TZBUFLEN]; /* timezone name */
char tz_oname[_TZBUFLEN];
char ctnt_name[_TZBUFLEN]; /* continent name */