Set a label for a timezone that appears on the calendar.
AFTKN_TIMEZONE_LABEL or 934
VOID TimeZoneLabel( [ANSISTRING] TimeZoneRegKey; [ANSISTRING] TimeZoneLabel)
Identifies one of the timezone subkeys under “HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\Time Zones”. For instance, “Alaskan Standard Time”.
The new label for the timezone.