From c5bc12f8cc303754a04ff6991503f8dc5f70cd7c Mon Sep 17 00:00:00 2001
From: Kosma Moczek <kosma@cloudyourcar.com>
Date: Wed, 28 May 2014 16:06:32 +0200
Subject: [PATCH] minmea_gettimeofday: workaround missing tm_isdst on some
 systems

---
 minmea.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/minmea.c b/minmea.c
index a005c97..584880c 100644
--- a/minmea.c
+++ b/minmea.c
@@ -493,15 +493,15 @@ int minmea_gettimeofday(struct timeval *tv, const struct minmea_date *date, cons
         return -1;
 
     struct tm tm;
+    memset(&tm, 0, sizeof(tm));
     tm.tm_year = 2000 + date->year - 1900;
     tm.tm_mon = date->month - 1;
     tm.tm_mday = date->day;
     tm.tm_hour = time->hours;
     tm.tm_min = time->minutes;
     tm.tm_sec = time->seconds;
-    tm.tm_isdst = 0;
-    time_t timestamp = timegm(&tm);
 
+    time_t timestamp = timegm(&tm);
     if (timestamp != -1) {
         tv->tv_sec = timestamp;
         tv->tv_usec = time->microseconds;