Here's a proposed change to zdump to avoid crashes when NULL is returned by asctime. --ado ------- zdump.c ------- *** /tmp/geta13866 Mon Jun 14 11:47:06 2004 --- /tmp/getb13866 Mon Jun 14 11:47:06 2004 *************** *** 1,4 **** ! static char elsieid[] = "@(#)zdump.c 7.31"; /* ** This code has been made independent of the rest of the time --- 1,4 ---- ! static char elsieid[] = "@(#)zdump.c 7.32"; /* ** This code has been made independent of the rest of the time *************** *** 334,339 **** --- 334,346 ---- return result; } + static char * + nonnull(s) + const char * const s; + { + return (s == NULL) ? "NULL" : s; + } + static void show(zone, t, v) char * zone; *************** *** 344,352 **** (void) printf("%-*s ", (int) longest, zone); if (v) ! (void) printf("%.24s UTC = ", asctime(gmtime(&t))); tmp = localtime(&t); ! (void) printf("%.24s", asctime(tmp)); if (*abbr(tmp) != '\0') (void) printf(" %s", abbr(tmp)); if (v) { --- 351,359 ---- (void) printf("%-*s ", (int) longest, zone); if (v) ! (void) printf("%.24s UTC = ", nonnull(asctime(gmtime(&t)))); tmp = localtime(&t); ! (void) printf("%.24s", nonnull(asctime(tmp))); if (*abbr(tmp) != '\0') (void) printf(" %s", abbr(tmp)); if (v) {