diff --git a/reactos/dll/win32/rpcrt4/rpc_transport.c b/reactos/dll/win32/rpcrt4/rpc_transport.c
index 735a19df648..b9077a3dc1a 100644
--- a/reactos/dll/win32/rpcrt4/rpc_transport.c
+++ b/reactos/dll/win32/rpcrt4/rpc_transport.c
@@ -207,7 +207,7 @@ static RPC_STATUS rpcrt4_conn_open_pipe(RpcConnection *Connection, LPCSTR pname,
                 dwFlags |= SECURITY_DELEGATION;
                 break;
         }
-        if (Connection->QOS->qos->IdentityTracking == RPC_C_QOS_IDENTIFY_DYNAMIC)
+        if (Connection->QOS->qos->IdentityTracking == RPC_C_QOS_IDENTITY_DYNAMIC)
             dwFlags |= SECURITY_CONTEXT_TRACKING;
     }
     pipe = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
diff --git a/reactos/include/psdk/rpcdce.h b/reactos/include/psdk/rpcdce.h
index 9486a35f1f5..439f16483aa 100644
--- a/reactos/include/psdk/rpcdce.h
+++ b/reactos/include/psdk/rpcdce.h
@@ -108,6 +108,11 @@ typedef I_RPC_HANDLE *RPC_EP_INQ_HANDLE;
 #define RPC_C_LISTEN_MAX_CALLS_DEFAULT 1234
 #define RPC_C_PROTSEQ_MAX_REQS_DEFAULT 10
 
+#define RPC_PROTSEQ_TCP     0x1
+#define RPC_PROTSEQ_NMP     0x2
+#define RPC_PROTSEQ_LRPC    0x3
+#define RPC_PROTSEQ_HTTP    0x4
+
 /* RPC_POLICY EndpointFlags */
 #define RPC_C_BIND_TO_ALL_NICS          0x1
 #define RPC_C_USE_INTERNET_PORT         0x1
@@ -158,8 +163,8 @@ typedef I_RPC_HANDLE *RPC_EP_INQ_HANDLE;
 #define RPC_C_IMP_LEVEL_DELEGATE    4
 
 /* values for RPC_SECURITY_QOS*::IdentityTracking */
-#define RPC_C_QOS_IDENTIFY_STATIC   0
-#define RPC_C_QOS_IDENTIFY_DYNAMIC  1
+#define RPC_C_QOS_IDENTITY_STATIC   0
+#define RPC_C_QOS_IDENTITY_DYNAMIC  1
 
 /* flags for RPC_SECURITY_QOS*::Capabilities */
 #define RPC_C_QOS_CAPABILITIES_DEFAULT          0x0
@@ -190,7 +195,7 @@ typedef I_RPC_HANDLE *RPC_EP_INQ_HANDLE;
 #define RPC_C_HTTP_AUTHN_SCHEME_NEGOTIATE   0x10
 
 typedef RPC_STATUS RPC_ENTRY RPC_IF_CALLBACK_FN( RPC_IF_HANDLE InterfaceUuid, void *Context );
-typedef void (__RPC_USER *RPC_AUTH_KEY_RETRIEVAL_FN)( void *Arg, unsigned char *ServerPrincName, unsigned long KeyVer, void **Key, RPC_STATUS *Status );
+typedef void (__RPC_USER *RPC_AUTH_KEY_RETRIEVAL_FN)(void *, RPC_WSTR, ULONG, void **, RPC_STATUS *);
 
 typedef struct _RPC_POLICY
 {
@@ -504,6 +509,28 @@ RPCRTAPI RPC_STATUS RPC_ENTRY
                           ULONG *AuthnSvc, RPC_AUTH_IDENTITY_HANDLE *AuthIdentity, ULONG *AuthzSvc );
 #define RpcBindingInqAuthInfo WINELIB_NAME_AW(RpcBindingInqAuthInfo)
 
+RPCRTAPI RPC_STATUS RPC_ENTRY
+  RpcBindingInqAuthClientA( RPC_BINDING_HANDLE ClientBinding, RPC_AUTHZ_HANDLE *Privs,
+                            RPC_CSTR *ServerPrincName, ULONG *AuthnLevel, ULONG *AuthnSvc,
+                            ULONG *AuthzSvc );
+
+RPCRTAPI RPC_STATUS RPC_ENTRY
+  RpcBindingInqAuthClientW( RPC_BINDING_HANDLE ClientBinding, RPC_AUTHZ_HANDLE *Privs,
+                            RPC_WSTR *ServerPrincName, ULONG *AuthnLevel, ULONG *AuthnSvc,
+                            ULONG *AuthzSvc );
+#define RpcBindingInqAuthClient WINELIB_NAME_AW(RpcBindingInqAuthClient)
+
+RPCRTAPI RPC_STATUS RPC_ENTRY
+  RpcBindingInqAuthClientExA( RPC_BINDING_HANDLE ClientBinding, RPC_AUTHZ_HANDLE *Privs,
+                              RPC_CSTR *ServerPrincName, ULONG *AuthnLevel, ULONG *AuthnSvc,
+                              ULONG *AuthzSvc, ULONG Flags );
+
+RPCRTAPI RPC_STATUS RPC_ENTRY
+  RpcBindingInqAuthClientExW( RPC_BINDING_HANDLE ClientBinding, RPC_AUTHZ_HANDLE *Privs,
+                              RPC_WSTR *ServerPrincName, ULONG *AuthnLevel, ULONG *AuthnSvc,
+                              ULONG *AuthzSvc, ULONG Flags );
+#define RpcBindingInqAuthClientEx WINELIB_NAME_AW(RpcBindingInqAuthClientEx)
+
 RPCRTAPI RPC_STATUS RPC_ENTRY RpcCancelThread(void*);
 RPCRTAPI RPC_STATUS RPC_ENTRY RpcCancelThreadEx(void*,LONG);
 
diff --git a/reactos/include/psdk/rpcndr.h b/reactos/include/psdk/rpcndr.h
index 9d0df1ae2aa..9691dba9ecd 100644
--- a/reactos/include/psdk/rpcndr.h
+++ b/reactos/include/psdk/rpcndr.h
@@ -104,8 +104,8 @@ extern "C" {
 
 #define small char
 typedef unsigned char byte;
-#define hyper __int64
-#define MIDL_uhyper unsigned __int64
+typedef INT64 hyper;
+typedef UINT64 MIDL_uhyper;
 typedef unsigned char boolean;
 
 #define __RPC_CALLEE WINAPI
@@ -128,7 +128,7 @@ typedef unsigned char boolean;
    (RpcExceptionCode() == RPC_X_BAD_STUB_DATA) || \
    (RpcExceptionCode() == RPC_S_INVALID_BOUND))
 
-typedef struct _NDR_SCONTEXT
+typedef struct
 {
   void *pad[2];
   void *userContext;
@@ -211,19 +211,19 @@ typedef struct _MIDL_STUB_MESSAGE
   struct _FULL_PTR_XLAT_TABLES *FullPtrXlatTables;
   ULONG FullPtrRefId;
   ULONG PointerLength;
-  int fInDontFree:1;
-  int fDontCallFreeInst:1;
-  int fInOnlyParam:1;
-  int fHasReturn:1;
-  int fHasExtensions:1;
-  int fHasNewCorrDesc:1;
-  int fIsIn:1;
-  int fIsOut:1;
-  int fIsOicf:1;
-  int fBufferValid:1;
-  int fHasMemoryValidateCallback:1;
-  int fInFree:1;
-  int fNeedMCCP:1;
+  unsigned int fInDontFree:1;
+  unsigned int fDontCallFreeInst:1;
+  unsigned int fInOnlyParam:1;
+  unsigned int fHasReturn:1;
+  unsigned int fHasExtensions:1;
+  unsigned int fHasNewCorrDesc:1;
+  unsigned int fIsIn:1;
+  unsigned int fIsOut:1;
+  unsigned int fIsOicf:1;
+  unsigned int fBufferValid:1;
+  unsigned int fHasMemoryValidateCallback:1;
+  unsigned int fInFree:1;
+  unsigned int fNeedMCCP:1;
   int fUnused:3;
   int fUnused2:16;
   DWORD dwDestContext;
@@ -390,7 +390,11 @@ typedef struct _MIDL_SYNTAX_INFO
 
 typedef void (__RPC_API *STUB_THUNK)( PMIDL_STUB_MESSAGE );
 
+#ifdef WINE_STRICT_PROTOTYPES
+typedef LONG (__RPC_API *SERVER_ROUTINE)(void);
+#else
 typedef LONG (__RPC_API *SERVER_ROUTINE)();
+#endif
 
 typedef struct _MIDL_SERVER_INFO_
 {
diff --git a/reactos/include/reactos/wine/rpcfc.h b/reactos/include/reactos/wine/rpcfc.h
index ee7ba7fb1ff..53dd1633087 100644
--- a/reactos/include/reactos/wine/rpcfc.h
+++ b/reactos/include/reactos/wine/rpcfc.h
@@ -167,6 +167,7 @@
 #define RPC_FC_PROC_OIF_OBJECT          0x04
 #define RPC_FC_PROC_OIF_RPCFLAGS        0x08
 #define RPC_FC_PROC_OIF_OBJ_V2          0x20
+#define RPC_FC_PROC_OIF_HAS_COMM_OR_FAULT 0x20
 #define RPC_FC_PROC_OIF_NEWINIT         0x40
 
 #define RPC_FC_PROC_PF_MUSTSIZE         0x0001