r = valeski, a = brendan OS/2 bring-up - PR_CALLBACK for VisualAge git-svn-id: svn://10.0.0.236/trunk@72693 18797224-902f-48f8-a5cc-f745e15eee43
git-svn-id: svn://10.0.0.236/trunk@72091 18797224-902f-48f8-a5cc-f745e15eee43