$NetBSD: patch-ad,v 1.1.1.1 2001/04/27 14:06:05 wiz Exp $

--- unctime.y.orig	Wed Dec  1 19:16:21 1999
+++ unctime.y	Sun Jan 30 08:41:53 2000
@@ -80,6 +80,9 @@
 #  define USE_FTIME
 # endif
 #endif
+#ifdef HAS_MKTIME
+# define USE_MKTIME
+#endif
 
 #ifdef USE_GETTOD
 # include <sys/time.h>
@@ -331,6 +334,7 @@
 /* Is y a leap year? */
 #define leap(y) (((y) % 4 == 0 && (y) % 100 != 0) || (y) % 400 == 0)
 
+#ifndef USE_MKTIME
 /* Number of leap years from 1970 to y (not including y itself) */
 #define nleap(y) (((y) - 1969) / 4 - ((y) - 1901) / 100 + ((y) - 1601) / 400)
 
@@ -484,6 +488,7 @@
 }
 
 #endif /* not USE_GETTOD */
+#endif /* not USE_MKTIME */
 
 static short monthlens[] =
 {
@@ -563,6 +568,15 @@
 	return -1;
     }
 
+#ifdef USE_MKTIME
+    tm->tm_year = year - 1900;
+    tm->tm_mon = month - 1;
+    tm->tm_mday = day;
+    tm->tm_hour = hour;
+    tm->tm_min = minute;
+    tm->tm_sec = second;
+    return mktime(tm);
+#else /* not USE_MKTIME */
     /* Mostly for convenience in sunday() macro, we use zero-origin days. */
     dayofyear = day - 1;
     if (month > 2 && leap(year))
@@ -581,4 +595,5 @@
 	- correction()
 #endif
 	;
+#endif /* not USE_MKTIME */
 }