libgcj/7570: Runtime.exec with null envp: child doesn't inherit parent env

[tromey@gcc.gnu.org]

Synopsis: Runtime.exec with null envp: child doesn't inherit parent env

Responsible-Changed-From-To: unassigned->tromey
Responsible-Changed-By: tromey
Responsible-Changed-When: Tue Aug 13 18:01:14 2002
Responsible-Changed-Why:
    I'm handling this
State-Changed-From-To: open->closed
State-Changed-By: tromey
State-Changed-When: Tue Aug 13 18:01:14 2002
State-Changed-Why:
    I'll check this patch in shortly.

http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=7570