only set PWD if it is already set (and likely wrong). from p3.
authorMark Eichin <eichin@cygnus>
Fri, 18 Sep 1992 07:37:38 +0000 (07:37 +0000)
committerMark Eichin <eichin@cygnus>
Fri, 18 Sep 1992 07:37:38 +0000 (07:37 +0000)
commit2ec3d07cc720e9d81ee3d174829d6231cecbebf1
tree088bbed57429ebff9047ce1e5d30b428a2d6f820
parent22473f727ad4265d2922e35b75f10a35ec027c4c
only set PWD if it is already set (and likely wrong). from p3.
ChangeLog