Match PSDK STATUS_* definitions.
diff --git a/server/serial.c b/server/serial.c
index 09ca6ec..88f44fb 100644
--- a/server/serial.c
+++ b/server/serial.c
@@ -46,6 +46,8 @@
 #include <poll.h>
 #endif
 
+#include "ntstatus.h"
+#define WIN32_NO_STATUS
 #include "windef.h"
 #include "winternl.h"