diff --git a/configure.in b/configure.in
index 360c024f23..8009932611 100644
--- a/configure.in
+++ b/configure.in
@@ -2457,6 +2457,11 @@ equivalent variable and GTK+ is version 1.2.3 or above.
     if test "$wxUSE_PM" = 1; then
         TOOLKIT=PM
         GUIDIST=GTK_DIST
+        AC_MSG_WARN([OS/2 PM requires old resource format, re-enabled])
+	wxUSE_PROLOGIO="yes"
+	wxUSE_RESOURCES="yes"
+        AC_MSG_WARN([OS/2 threads are not yet supported... disabled])
+	wxUSE_THREADS="no"
     fi
 
     dnl the name of the directory where the files for this toolkit live