[tcl] ~ fix bug in tcl's environ testing - need to keep path around so it can   find DLL components at runtime.
[tcl]
~ fix bug in tcl's environ testing - need to keep path around so it can
  find DLL components at runtime.

Courtesy Jurosz Michal



git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@12833 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot