lib/47916: parsedate timezone breakage

[yamt%NetBSD.org@localhost]

>Number:         47916
>Category:       lib
>Synopsis:       parsedate timezone breakage
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    lib-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Jun 11 05:20:00 +0000 2013
>Originator:     YAMAMOTO Takashi
>Release:        NetBSD current
>Organization:
        
>Environment:
        
        
>Description:
        parsedate timezone handling seems broken.

        i except the following examples print 12:00 regardless of timezones.
                % TZ=EST date -d 12:0
                Tue Jun 11 06:55:00 EST 2013
                % TZ=Japan date -d 12:0
                Tue Jun 11 21:09:00 JST 2013
                % 
>How-To-Repeat:
>Fix:
        revert parsedate.y rev.1.11 and rev.1.13.

>Unformatted: