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-rw-r--r--src/time/__tz.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/time/__tz.c b/src/time/__tz.c
index a76a7b48..36b59802 100644
--- a/src/time/__tz.c
+++ b/src/time/__tz.c
@@ -127,7 +127,7 @@ static void do_tzset()
"/usr/share/zoneinfo/\0/share/zoneinfo/\0/etc/zoneinfo/\0";
s = getenv("TZ");
- if (!s) s = "";
+ if (!s || !*s) s = "GMT0";
if (old_tz && !strcmp(s, old_tz)) return;