win rtl: add BM_SETDONTCLICK message

git-svn-id: trunk@20509 -

rtl/win/wininc/messages.inc

@@ -69,6 +69,7 @@
      BM_GETIMAGE = 246;
      BM_GETSTATE = 242;
      BM_SETCHECK = 241;
+     BM_SETDONTCLICK = 248;
      BM_SETIMAGE = 247;
      BM_SETSTATE = 243;
      BM_SETSTYLE = 244;