cvs commit: src/bin/sh var.c

[M. Warner Losh]

In message: <200704301144.l3UBig50070087 at repoman.freebsd.org>
            "Andrey A. Chernov" <ache at FreeBSD.org> writes:
: ache        2007-04-30 11:44:42 UTC
: 
:   FreeBSD src repository
: 
:   Modified files:
:     bin/sh               var.c 
:   Log:
:   Put some safeguards:
:   1) Under POSIX unsetenv("foo=bar") is explicit error and not equal
:   to unsetenv("foo")
:   2) Prepare for upcomig POSIXed putenv() rewrite: make putenv() calls
:   portable and conforming to standard.

Andrey,

Can you bump the __FreeBSD_version in sys/param.h for these changes
and document it in the FreeBSD committer's handbook?

Warner