diff --git a/reactos/include/psdk/ws2spi.h b/reactos/include/psdk/ws2spi.h
index b02ba931daa..c34e0b85585 100644
--- a/reactos/include/psdk/ws2spi.h
+++ b/reactos/include/psdk/ws2spi.h
@@ -144,15 +144,15 @@ typedef BOOL (WSPAPI *LPWPUCLOSEEVENT)(WSAEVENT,LPINT);
 typedef INT (WSPAPI *LPWPUCLOSESOCKETHANDLE)(SOCKET,LPINT);
 typedef INT (WSPAPI *LPWPUCLOSETHREAD)(LPWSATHREADID,LPINT);
 typedef WSAEVENT (WSPAPI *LPWPUCREATEEVENT)(LPINT);
-typedef SOCKET (WSPAPI *LPWPUCREATESOCKETHANDLE)(DWORD,DWORD,LPINT);
+typedef SOCKET (WSPAPI *LPWPUCREATESOCKETHANDLE)(DWORD,DWORD_PTR,LPINT);
 typedef INT (WSPAPI *LPWPUFDISSET)(SOCKET,LPFD_SET);
 typedef INT (WSPAPI *LPWPUGETPROVIDERPATH)(LPGUID,LPWSTR,LPINT,LPINT);
 typedef SOCKET (WSPAPI *LPWPUMODIFYIFSHANDLE)(DWORD,SOCKET,LPINT);
 typedef INT (WSPAPI *LPWPUOPENCURRENTTHREAD)(LPWSATHREADID,LPINT);
 typedef BOOL (WSPAPI *LPWPUPOSTMESSAGE)(HWND,UINT,WPARAM,LPARAM);
-typedef INT (WSPAPI *LPWPUQUERYBLOCKINGCALLBACK)(DWORD,LPBLOCKINGCALLBACK FAR*,LPDWORD,LPINT);
-typedef INT (WSPAPI *LPWPUQUERYSOCKETHANDLECONTEXT)(SOCKET,LPDWORD,LPINT);
-typedef INT (WSPAPI *LPWPUQUEUEAPC)(LPWSATHREADID,LPWSAUSERAPC,DWORD,LPINT);
+typedef INT (WSPAPI *LPWPUQUERYBLOCKINGCALLBACK)(DWORD,LPBLOCKINGCALLBACK FAR*,PDWORD_PTR,LPINT);
+typedef INT (WSPAPI *LPWPUQUERYSOCKETHANDLECONTEXT)(SOCKET,PDWORD_PTR,LPINT);
+typedef INT (WSPAPI *LPWPUQUEUEAPC)(LPWSATHREADID,LPWSAUSERAPC,DWORD_PTR,LPINT);
 typedef BOOL (WSPAPI *LPWPURESETEVENT)(WSAEVENT,LPINT);
 typedef BOOL (WSPAPI *LPWPUSETEVENT)(WSAEVENT,LPINT);
 typedef INT (WSAAPI *LPNSPSTARTUP)(LPGUID,LPNSP_ROUTINE);