Match PSDK STATUS_* definitions.

server/winstation.c

diff --git a/server/winstation.c b/server/winstation.c
index 8dbb8f2..0f7b85d 100644
--- a/server/winstation.c
+++ b/server/winstation.c
@@ -24,6 +24,8 @@
 #include <stdio.h>
 #include <stdarg.h>
 
+#include "ntstatus.h"
+#define WIN32_NO_STATUS
 #include "windef.h"
 #include "winbase.h"
 #include "winuser.h"