include: Add compatibility macros for non-widl compilers.

include/msxml2.idl

@@ -25,6 +25,12 @@ import "unknwn.idl";
 import "objidl.idl";
 import "oaidl.idl";
 
+#if !defined(progid) && !defined(__WIDL__)
+#define threading(model)
+#define progid(str)
+#define vi_progid(str)
+#endif
+
 [
     uuid(f5078f18-c551-11d3-89b9-0000f81fe221),
     version(3.0),

include/xmldom.idl

@@ -19,6 +19,12 @@
 #include <xmldomdid.h>
 #include <idispids.h>
 
+#if !defined(progid) && !defined(__WIDL__)
+#define threading(model)
+#define progid(str)
+#define vi_progid(str)
+#endif
+
 interface IXMLDOMImplementation;
 interface IXMLDOMNode;
 interface IXMLDOMDocumentFragment;

include/xmldso.idl

@@ -19,6 +19,12 @@
 #include <idispids.h>
 #include <xmldsodid.h>
 
+#if !defined(progid) && !defined(__WIDL__)
+#define threading(model)
+#define progid(str)
+#define vi_progid(str)
+#endif
+
 interface IXMLDOMDocument;
 
 [