- Added stub implementation of IInternetZoneManager interface.
- Added implementation of CoInternetCreateZoneManager function.
- Added stub implementation of UrlMkGetSessionOption and corrected
  declaration of UrlMkSetSessionOption.
- Code cleanup.

diff --git a/dlls/urlmon/urlmon_main.h b/dlls/urlmon/urlmon_main.h
index 9b00cd8..45fb593 100644
--- a/dlls/urlmon/urlmon_main.h
+++ b/dlls/urlmon/urlmon_main.h
@@ -26,7 +26,7 @@
 
 extern HINSTANCE URLMON_hInstance;
 extern HRESULT SecManagerImpl_Construct(IUnknown *pUnkOuter, LPVOID *ppobj);
-
+extern HRESULT ZoneMgrImpl_Construct(IUnknown *pUnkOuter, LPVOID *ppobj);
 
 #define ICOM_THIS_MULTI(impl,field,iface) impl* const This=(impl*)((char*)(iface) - offsetof(impl,field))