From a7971c39a9656d56959ec88b4008f6d66230cfe4 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Sun, 6 Jun 1993 17:43:12 +0000
Subject: [PATCH] (Fcurrent_time_zone): Add alternative for !HAVE_TM_ZONE.

---
 src/editfns.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/editfns.c b/src/editfns.c
index 69a045b8341..e8b2a08c79f 100644
--- a/src/editfns.c
+++ b/src/editfns.c
@@ -656,7 +656,12 @@ the data it can't find.")
 #ifdef HAVE_TM_ZONE
       if (t->tm_zone)
 	s = t->tm_zone;
+#else /* not HAVE_TM_ZONE */
+#ifdef HAVE_TZNAME
+      if (t->tm_isdst == 0 || t->tm_isdst == 1)
+	s = tzname[t->tm_isdst];
 #endif
+#endif /* not HAVE_TM_ZONE */
       if (!s)
 	{
 	  /* No local time zone name is available; use "+-NNNN" instead.  */
-- 
2.30.2