Backed out the previous checkin, which broke our NT nightly build. It seems that USE_CYGWIN is set (to some strange value) under MKS shell.
Backed out the previous checkin, which broke our NT nightly build. It seems
that USE_CYGWIN is set (to some strange value) under MKS shell.

thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss,thespooler/nss