Structs with ptrs are also VT_USERDEFINED.

tools/widl/typelib.c

diff --git a/tools/widl/typelib.c b/tools/widl/typelib.c
index 3eee245..c1eace9 100644
--- a/tools/widl/typelib.c
+++ b/tools/widl/typelib.c
@@ -145,6 +145,7 @@
     return VT_USERDEFINED;
         
   case RPC_FC_STRUCT:
+  case RPC_FC_PSTRUCT:
     return VT_USERDEFINED;
   case 0:
     return 0;