diff --git a/reactos/include/nspapi.h b/reactos/include/nspapi.h
deleted file mode 100644
index db9ebcd6c90..00000000000
--- a/reactos/include/nspapi.h
+++ /dev/null
@@ -1,91 +0,0 @@
-#ifndef _NSPAPI_H
-#define _NSPAPI_H
-#if __GNUC__ >=3
-#pragma GCC system_header
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define NS_ALL		0
-
-#define NS_SAP		1
-#define NS_NDS		2
-#define NS_PEER_BROWSE	3
-
-#define NS_TCPIP_LOCAL	10
-#define NS_TCPIP_HOSTS	11
-#define NS_DNS		12
-#define NS_NETBT	13
-#define NS_WINS		14
-
-#define NS_NBP		20
-
-#define NS_MS		30
-#define NS_STDA		31
-#define NS_NTDS		32
-
-#define NS_X500		40
-#define NS_NIS		41
-#define NS_NISPLUS	42
-
-#define NS_WRQ		50
-
-#define SERVICE_REGISTER	1
-#define SERVICE_DEREGISTER	2
-#define SERVICE_FLUSH		3
-#define SERVICE_FLAG_HARD	0x00000002
-
-#ifndef RC_INVOKED
-
-#if defined (_WINSOCK_H) || defined (_WINSOCK2_H) /* needed for LPSOCKADDR */
-#ifndef __CSADDR_T_DEFINED /* also in winsock2.h, but not in winsock.h */
-#define __CSADDR_T_DEFINED
-typedef struct _SOCKET_ADDRESS {
-	LPSOCKADDR lpSockaddr;
-	INT iSockaddrLength;
-} SOCKET_ADDRESS,*PSOCKET_ADDRESS,*LPSOCKET_ADDRESS;
-typedef struct _CSADDR_INFO {
-	SOCKET_ADDRESS LocalAddr;
-	SOCKET_ADDRESS RemoteAddr;
-	INT iSocketType;
-	INT iProtocol;
-} CSADDR_INFO,*PCSADDR_INFO,*LPCSADDR_INFO;
-#endif
-#endif
-
-#ifndef __BLOB_T_DEFINED /* also in wtypes.h and winsock2.h */
-#define __BLOB_T_DEFINED
-typedef struct _BLOB {
-	ULONG	cbSize;
-	BYTE	*pBlobData;
-} BLOB,*PBLOB,*LPBLOB;
-#endif
-
-#include <serviceinfo.h>
-
-typedef void *LPSERVICE_ASYNC_INFO;
-INT WINAPI SetServiceA(DWORD,DWORD,DWORD,LPSERVICE_INFOA,LPSERVICE_ASYNC_INFO,LPDWORD);
-INT WINAPI SetServiceW(DWORD,DWORD,DWORD,LPSERVICE_INFOW,LPSERVICE_ASYNC_INFO,LPDWORD);
-INT WINAPI GetAddressByNameA(DWORD,LPGUID,LPSTR,LPINT,DWORD,LPSERVICE_ASYNC_INFO,LPVOID,LPDWORD,LPSTR,LPDWORD);
-INT WINAPI GetAddressByNameW(DWORD,LPGUID,LPWSTR,LPINT,DWORD,LPSERVICE_ASYNC_INFO,LPVOID,LPDWORD,LPWSTR,LPDWORD);
-
-#ifdef UNICODE
-typedef SERVICE_INFOW SERVICE_INFO, *LPSERVICE_INFO;
-#define _SERVICE_INFO SERVICE_INFOW
-#define SetService SetServiceW
-#define GetAddressByName GetAddressByNameW
-#else
-typedef SERVICE_INFOA SERVICE_INFO, *LPSERVICE_INFO;
-#define _SERVICE_INFO SERVICE_INFOA
-#define SetService SetServiceA
-#define GetAddressByName GetAddressByNameA
-#endif
-
-#endif /* RC_INVOKED */
-
-#ifdef __cplusplus
-}
-#endif
-#endif /* _NSPAPI_H */
diff --git a/reactos/include/serviceinfo.h b/reactos/include/serviceinfo.h
deleted file mode 100644
index 49a54a9efeb..00000000000
--- a/reactos/include/serviceinfo.h
+++ /dev/null
@@ -1,40 +0,0 @@
-#ifndef _SERVICE_INFO_H
-#define _SERVICE_INFO_H
-
-typedef struct _SERVICE_ADDRESS {
-	DWORD dwAddressType;
-	DWORD dwAddressFlags;
-	DWORD dwAddressLength;
-	DWORD dwPrincipalLength;
-	BYTE *lpAddress;
-	BYTE *lpPrincipal;
-} SERVICE_ADDRESS;
-typedef struct _SERVICE_ADDRESSES {
-	DWORD dwAddressCount;
-	SERVICE_ADDRESS Addresses[1];
-} SERVICE_ADDRESSES, *PSERVICE_ADDRESSES, *LPSERVICE_ADDRESSES;
-typedef struct _SERVICE_INFOA {
-	LPGUID lpServiceType;
-	LPSTR lpServiceName;
-	LPSTR lpComment;
-	LPSTR lpLocale;
-	DWORD dwDisplayHint;
-	DWORD dwVersion;
-	DWORD dwTime;
-	LPSTR lpMachineName;
-	LPSERVICE_ADDRESSES lpServiceAddress;
-	BLOB ServiceSpecificInfo;
-} SERVICE_INFOA, *LPSERVICE_INFOA;
-typedef struct _SERVICE_INFOW {
-	LPGUID lpServiceType;
-	LPWSTR lpServiceName;
-	LPWSTR lpComment;
-	LPWSTR lpLocale;
-	DWORD dwDisplayHint;
-	DWORD dwVersion;
-	DWORD dwTime;
-	LPWSTR lpMachineName;
-	LPSERVICE_ADDRESSES lpServiceAddress;
-	BLOB ServiceSpecificInfo;
-} SERVICE_INFOW, *LPSERVICE_INFOW;
-#endif/*SERVICE_INFO_H*/