Another bulky set of minor changes.
Note addition of gethostbyaddr() and improved repr() for sockets,
renaming of md5.md5() to md5.new(), and fixing of leaks in threads.
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index 8dc10cb..ac50fb9 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -297,8 +297,13 @@
 #ifdef HAVE_GETTIMEOFDAY
     {
 	struct timeval t;
+#ifdef GETTIMEOFDAY_NO_TZ
+	if (gettimeofday(&t) == 0)
+		return (double)t.tv_sec + t.tv_usec*0.000001;
+#else /* !GETTIMEOFDAY_NO_TZ */
 	if (gettimeofday(&t, (struct timezone *)NULL) == 0)
 		return (double)t.tv_sec + t.tv_usec*0.000001;
+#endif /* !GETTIMEOFDAY_NO_TZ */
     }
 #endif /* !HAVE_GETTIMEOFDAY */
     {