From c71ebd1221310bb80412cf1fedcbf2acb059862e Mon Sep 17 00:00:00 2001
From: Andrew Johnson <anj@anl.gov>
Date: Wed, 15 Jun 2022 14:06:31 -0500
Subject: [PATCH] VxWorks: Set timezone when using OS own time-sync tasks

---
 modules/libcom/src/osi/os/vxWorks/osdTime.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/libcom/src/osi/os/vxWorks/osdTime.cpp b/modules/libcom/src/osi/os/vxWorks/osdTime.cpp
index 2fe679153..132daf51f 100644
--- a/modules/libcom/src/osi/os/vxWorks/osdTime.cpp
+++ b/modules/libcom/src/osi/os/vxWorks/osdTime.cpp
@@ -71,7 +71,9 @@ static int timeRegister(void)
 
             useNTP = clock_gettime(CLOCK_REALTIME, &clockNow) != OK ||
                 clockNow.tv_sec < BUILD_TIME;
-                // Assumes VxWorks and the host OS have the same epoch
+
+            if (!useNTP) // Clock is set so we can run this:
+                tz2timezone();
         }
         else
             useNTP = 1;