Change Timezone 11.31

[Phalgun]

Thanks, that clear some confusion since on some other platforms(like Linux,SunOs,AIX) when offset value is not provided, it still gives the correct results as the STD specified and not UTC. But, I believe that is the way HP-UX implements it.

[Dennis Handly]

>that is the way HP-UX implements it

tztab(4) only implements matches of the TZ string.  So if the offset isn't encoded, that STD only entry would have to be in tztab.  And since the major purpose of tztab is to match DST changes, they usually have all three fields.

>other platforms (like Linux,

A quick check with Linux, if you use MST, it understands it.  But not MDT.  So this "feature" is useless in the US for more than half the year.  And for Linux, they are more apt to use the Java style: TZ=:region/city