# HG changeset patch
# User Jim Meyering <jim@meyering.net>
# Date 853973147 0
# Node ID 222744292e3732c6490c8405b68f25a811b6325e
# Parent  68da68da125ef46a381e8597cbf9e843257f2873
(main): Use TZ=GMT0, not TZ=GMT, since only GMT0 is specified by Posix.1.

diff --git a/m4/strftime.m4 b/m4/strftime.m4
--- a/m4/strftime.m4
+++ b/m4/strftime.m4
@@ -56,7 +56,7 @@
 
   /* This is necessary to make strftime give consistent zone strings and
      e.g., seconds since the epoch (%s).  */
-  putenv ("TZ=GMT");
+  putenv ("TZ=GMT0");
 
 #undef CMP
 #define CMP(Fmt, Expected) n_fail += compare ((Fmt), tm, (Expected))