FreeBSD build error - workaround patch

[Michael Neumann]

Hi,

i tried to compile the silc client 1.1 beta 6 in my FreeBSD machine.
Happens to not like the glibc-specific timezone variable. This patch
works for me and i don't know what'll happen when gmtime fails.

$ diff -u lib/silcutil/silctime.c.org lib/silcutil/silctime.c
--- lib/silcutil/silctime.c.org Tue May  8 22:21:17 2007
+++ lib/silcutil/silctime.c     Thu May 31 02:03:15 2007
@@ -136,11 +136,21 @@
                          _timezone % 3600);
 #else
 #if defined(HAVE_TZSET)
+#ifdef __FreeBSD__
+  ret_time->utc_east   = time->tm_gmtoff > 0 ? 1 : 0;
+  time = gmtime(&timeval);
+  if(!time)
+    return FALSE;
+  ret_time->utc_hour   = time->tm_hour;
+  ret_time->utc_minute = time->tm_min;
+#else
   ret_time->utc_east   = timezone < 0 ? 1 : 0;
   ret_time->utc_hour   = (ret_time->utc_east ? (-(timezone)) / 3600 :
                          timezone / 3600);
   ret_time->utc_minute = (ret_time->utc_east ? (-(timezone)) % 3600 :
                          timezone % 3600);
+  ret_time->utc_minute /= 60;
+#endif /* __FreeBSD__ */
 #endif /* HAVE_TZSET */
 #endif /* SILC_WIN32 */