kern/128933: [libc] realpath(3) does not follow SUS specification for a NULL/empty path

[arundel at FreeBSD.org]

Synopsis: [libc] realpath(3) does not follow SUS specification for a NULL/empty path

Responsible-Changed-From-To: freebsd-bugs->kib
Responsible-Changed-By: arundel
Responsible-Changed-When: Wed Oct 27 17:51:58 UTC 2010
Responsible-Changed-Why: 
Please note that the NULL issue has already been fixed by r206893 and PR 121897
was closed. The issue Andrey Chernov described in his followup to this PR
however remains to be fixed.
Kib, could you take a look at this?

http://www.freebsd.org/cgi/query-pr.cgi?pr=128933