diff --git a/dlls/combase/Makefile.in b/dlls/combase/Makefile.in
index 45e1ff189cb..ebf86708bbc 100644
--- a/dlls/combase/Makefile.in
+++ b/dlls/combase/Makefile.in
@@ -14,7 +14,9 @@ C_SRCS = \
 	roapi.c \
 	rpc.c \
 	string.c \
+	stubmanager.c \
 	usrmarshal.c
 
 IDL_SRCS = \
+	dcom.idl \
 	irpcss.idl
diff --git a/dlls/combase/apartment.c b/dlls/combase/apartment.c
index 12637c8acdb..1637d674222 100644
--- a/dlls/combase/apartment.c
+++ b/dlls/combase/apartment.c
@@ -444,7 +444,6 @@ void apartment_freeunusedlibraries(struct apartment *apt, DWORD delay)
 }
 
 extern HRESULT WINAPI Internal_apartment_disconnectproxies(struct apartment *apt);
-extern ULONG WINAPI Internal_stub_manager_int_release(struct stub_manager *stubmgr);
 
 void WINAPI apartment_release(struct apartment *apt)
 {
@@ -513,7 +512,7 @@ void WINAPI apartment_release(struct apartment *apt)
              * stub manager list in the apartment and all non-apartment users
              * must have a ref on the apartment and so it cannot be destroyed).
              */
-            Internal_stub_manager_int_release(stubmgr);
+            stub_manager_int_release(stubmgr);
         }
 
         /* if this assert fires, then another thread took a reference to a
@@ -654,7 +653,7 @@ struct apartment * WINAPI apartment_findfromoxid(OXID oxid)
 /* gets the apartment which has a given creator thread ID. The caller must
  * release the reference from the apartment as soon as the apartment pointer
  * is no longer required. */
-struct apartment * WINAPI apartment_findfromtid(DWORD tid)
+struct apartment * apartment_findfromtid(DWORD tid)
 {
     struct apartment *result = NULL;
     struct list *cursor;
diff --git a/dlls/combase/combase.c b/dlls/combase/combase.c
index da91d66cc53..b3e3844a4db 100644
--- a/dlls/combase/combase.c
+++ b/dlls/combase/combase.c
@@ -2968,6 +2968,90 @@ ULONG WINAPI CoReleaseServerProcess(void)
     return refs;
 }
 
+/******************************************************************************
+ *            CoDisconnectObject    (combase.@)
+ */
+HRESULT WINAPI CoDisconnectObject(IUnknown *object, DWORD reserved)
+{
+    struct stub_manager *manager;
+    struct apartment *apt;
+    IMarshal *marshal;
+    HRESULT hr;
+
+    TRACE("%p, %#x\n", object, reserved);
+
+    if (!object)
+        return E_INVALIDARG;
+
+    hr = IUnknown_QueryInterface(object, &IID_IMarshal, (void **)&marshal);
+    if (hr == S_OK)
+    {
+        hr = IMarshal_DisconnectObject(marshal, reserved);
+        IMarshal_Release(marshal);
+        return hr;
+    }
+
+    if (!(apt = apartment_get_current_or_mta()))
+    {
+        ERR("apartment not initialised\n");
+        return CO_E_NOTINITIALIZED;
+    }
+
+    manager = get_stub_manager_from_object(apt, object, FALSE);
+    if (manager)
+    {
+        stub_manager_disconnect(manager);
+        /* Release stub manager twice, to remove the apartment reference. */
+        stub_manager_int_release(manager);
+        stub_manager_int_release(manager);
+    }
+
+    /* Note: native is pretty broken here because it just silently
+     * fails, without returning an appropriate error code if the object was
+     * not found, making apps think that the object was disconnected, when
+     * it actually wasn't */
+
+    apartment_release(apt);
+    return S_OK;
+}
+
+/******************************************************************************
+ *            CoLockObjectExternal    (combase.@)
+ */
+HRESULT WINAPI CoLockObjectExternal(IUnknown *object, BOOL lock, BOOL last_unlock_releases)
+{
+    struct stub_manager *stubmgr;
+    struct apartment *apt;
+
+    TRACE("%p, %d, %d\n", object, lock, last_unlock_releases);
+
+    if (!(apt = apartment_get_current_or_mta()))
+    {
+        ERR("apartment not initialised\n");
+        return CO_E_NOTINITIALIZED;
+    }
+
+    stubmgr = get_stub_manager_from_object(apt, object, lock);
+    if (!stubmgr)
+    {
+        WARN("stub object not found %p\n", object);
+        /* Note: native is pretty broken here because it just silently
+         * fails, without returning an appropriate error code, making apps
+         * think that the object was disconnected, when it actually wasn't */
+        apartment_release(apt);
+        return S_OK;
+    }
+
+    if (lock)
+        stub_manager_ext_addref(stubmgr, 1, FALSE);
+    else
+        stub_manager_ext_release(stubmgr, 1, FALSE, last_unlock_releases);
+
+    stub_manager_int_release(stubmgr);
+    apartment_release(apt);
+    return S_OK;
+}
+
 /***********************************************************************
  *            DllMain     (combase.@)
  */
diff --git a/dlls/combase/combase.spec b/dlls/combase/combase.spec
index a888e6deeea..4ac93ff545d 100644
--- a/dlls/combase/combase.spec
+++ b/dlls/combase/combase.spec
@@ -89,7 +89,7 @@
 @ stdcall CoDecrementMTAUsage(ptr)
 @ stdcall CoDisableCallCancellation(ptr) ole32.CoDisableCallCancellation
 @ stub CoDisconnectContext
-@ stdcall CoDisconnectObject(ptr long) ole32.CoDisconnectObject
+@ stdcall CoDisconnectObject(ptr long)
 @ stdcall CoEnableCallCancellation(ptr) ole32.CoEnableCallCancellation
 @ stdcall CoFileTimeNow(ptr)
 @ stdcall CoFreeUnusedLibraries()
@@ -128,7 +128,7 @@
 @ stdcall CoInitializeWOW(long long) ole32.CoInitializeWOW
 @ stub CoInvalidateRemoteMachineBindings
 @ stdcall CoIsHandlerConnected(ptr) ole32.CoIsHandlerConnected
-@ stdcall CoLockObjectExternal(ptr long long) ole32.CoLockObjectExternal
+@ stdcall CoLockObjectExternal(ptr long long)
 @ stdcall CoMarshalHresult(ptr long)
 @ stdcall CoMarshalInterThreadInterfaceInStream(ptr ptr ptr)
 @ stdcall CoMarshalInterface(ptr ptr ptr long ptr long)
@@ -358,4 +358,15 @@
 @ stdcall apartment_findfromoxid(int64)
 @ stdcall apartment_getwindow(ptr)
 @ stdcall apartment_createwindowifneeded(ptr)
-@ stdcall apartment_findfromtid(long)
+@ stdcall stub_manager_int_release(ptr)
+@ stdcall get_stub_manager(ptr int64)
+@ stdcall stub_manager_is_table_marshaled(ptr ptr)
+@ stdcall stub_manager_notify_unmarshal(ptr ptr)
+@ stdcall stub_manager_ext_release(ptr long long long)
+@ stdcall stub_manager_release_marshal_data(ptr long ptr long)
+@ stdcall get_stub_manager_from_object(ptr ptr long)
+@ stdcall stub_manager_find_ifstub(ptr ptr long)
+@ stdcall stub_manager_ext_addref(ptr long long)
+@ stdcall stub_manager_new_ifstub(ptr ptr ptr long ptr long)
+@ stdcall ipid_get_dispatch_params(ptr ptr ptr ptr ptr ptr ptr)
+@ stdcall start_apartment_remote_unknown(ptr)
diff --git a/dlls/combase/combase_private.h b/dlls/combase/combase_private.h
index e62204d289c..898d42b3c7b 100644
--- a/dlls/combase/combase_private.h
+++ b/dlls/combase/combase_private.h
@@ -113,34 +113,6 @@ HRESULT rpc_get_local_class_object(REFCLSID rclsid, REFIID riid, void **obj) DEC
 HRESULT rpc_start_local_server(REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration) DECLSPEC_HIDDEN;
 void rpc_stop_local_server(void *registration) DECLSPEC_HIDDEN;
 
-/* stub managers hold refs on the object and each interface stub */
-struct stub_manager
-{
-    struct list       entry;      /* entry in apartment stubmgr list (CS apt->cs) */
-    struct list       ifstubs;    /* list of active ifstubs for the object (CS lock) */
-    CRITICAL_SECTION  lock;
-    struct apartment *apt;        /* owning apt (RO) */
-
-    ULONG             extrefs;    /* number of 'external' references (CS lock) */
-    ULONG             refs;       /* internal reference count (CS apt->cs) */
-    ULONG             weakrefs;   /* number of weak references (CS lock) */
-    OID               oid;        /* apartment-scoped unique identifier (RO) */
-    IUnknown         *object;     /* the object we are managing the stub for (RO) */
-    ULONG             next_ipid;  /* currently unused (LOCK) */
-    OXID_INFO         oxid_info;  /* string binding, ipid of rem unknown and other information (RO) */
-
-    IExternalConnection *extern_conn;
-
-    /* We need to keep a count of the outstanding marshals, so we can enforce the
-     * marshalling rules (ie, you can only unmarshal normal marshals once). Note
-     * that these counts do NOT include unmarshalled interfaces, once a stream is
-     * unmarshalled and a proxy set up, this count is decremented.
-     */
-
-    ULONG             norm_refs;  /* refcount of normal marshals (CS lock) */
-    BOOL              disconnected; /* CoDisconnectObject has been called (CS lock) */
-};
-
 enum class_reg_data_origin
 {
     CLASS_REG_ACTCTX,
@@ -175,7 +147,78 @@ HRESULT apartment_get_local_server_stream(struct apartment *apt, IStream **ret)
 IUnknown *com_get_registered_class_object(const struct apartment *apartment, REFCLSID rclsid,
         DWORD clscontext) DECLSPEC_HIDDEN;
 void apartment_revoke_all_classes(const struct apartment *apt) DECLSPEC_HIDDEN;
+struct apartment * WINAPI apartment_findfromoxid(OXID oxid);
+struct apartment * apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
 
 /* Stub Manager */
 
-ULONG stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
+/* signal to stub manager that this is a rem unknown object */
+#define MSHLFLAGSP_REMUNKNOWN   0x80000000
+
+/* Thread-safety Annotation Legend:
+ *
+ * RO    - The value is read only. It never changes after creation, so no
+ *         locking is required.
+ * LOCK  - The value is written to only using Interlocked* functions.
+ * CS    - The value is read or written to inside a critical section.
+ *         The identifier following "CS" is the specific critical section that
+ *         must be used.
+ * MUTEX - The value is read or written to with a mutex held.
+ *         The identifier following "MUTEX" is the specific mutex that
+ *         must be used.
+ */
+
+typedef enum ifstub_state
+{
+    STUBSTATE_NORMAL_MARSHALED,
+    STUBSTATE_NORMAL_UNMARSHALED,
+    STUBSTATE_TABLE_WEAK_MARSHALED,
+    STUBSTATE_TABLE_WEAK_UNMARSHALED,
+    STUBSTATE_TABLE_STRONG,
+} STUB_STATE;
+
+/* an interface stub */
+struct ifstub
+{
+    struct list       entry;      /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
+    IRpcStubBuffer   *stubbuffer; /* RO */
+    IID               iid;        /* RO */
+    IPID              ipid;       /* RO */
+    IUnknown         *iface;      /* RO */
+    MSHLFLAGS         flags;      /* so we can enforce process-local marshalling rules (RO) */
+    IRpcChannelBuffer*chan;       /* channel passed to IRpcStubBuffer::Invoke (RO) */
+};
+
+/* stub managers hold refs on the object and each interface stub */
+struct stub_manager
+{
+    struct list       entry;      /* entry in apartment stubmgr list (CS apt->cs) */
+    struct list       ifstubs;    /* list of active ifstubs for the object (CS lock) */
+    CRITICAL_SECTION  lock;
+    struct apartment *apt;        /* owning apt (RO) */
+
+    ULONG             extrefs;    /* number of 'external' references (CS lock) */
+    ULONG             refs;       /* internal reference count (CS apt->cs) */
+    ULONG             weakrefs;   /* number of weak references (CS lock) */
+    OID               oid;        /* apartment-scoped unique identifier (RO) */
+    IUnknown         *object;     /* the object we are managing the stub for (RO) */
+    ULONG             next_ipid;  /* currently unused (LOCK) */
+    OXID_INFO         oxid_info;  /* string binding, ipid of rem unknown and other information (RO) */
+
+    IExternalConnection *extern_conn;
+
+    /* We need to keep a count of the outstanding marshals, so we can enforce the
+     * marshalling rules (ie, you can only unmarshal normal marshals once). Note
+     * that these counts do NOT include unmarshalled interfaces, once a stream is
+     * unmarshalled and a proxy set up, this count is decremented.
+     */
+
+    ULONG             norm_refs;  /* refcount of normal marshals (CS lock) */
+    BOOL              disconnected; /* CoDisconnectObject has been called (CS lock) */
+};
+
+ULONG WINAPI stub_manager_int_release(struct stub_manager *stub_manager) DECLSPEC_HIDDEN;
+struct stub_manager * WINAPI get_stub_manager_from_object(struct apartment *apt, IUnknown *object, BOOL alloc);
+void stub_manager_disconnect(struct stub_manager *m) DECLSPEC_HIDDEN;
+ULONG WINAPI stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak) DECLSPEC_HIDDEN;
+ULONG WINAPI stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases) DECLSPEC_HIDDEN;
diff --git a/dlls/combase/dcom.idl b/dlls/combase/dcom.idl
new file mode 100644
index 00000000000..56e3152456c
--- /dev/null
+++ b/dlls/combase/dcom.idl
@@ -0,0 +1,62 @@
+/*
+ * Copyright 2003 Ove Kåven, TransGaming Technologies
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+/* see the official DCOM specification
+ * (there's a copy at http://www.grimes.demon.co.uk/DCOM/DCOMSpec.htm) */
+
+#pragma makedep header
+
+#include "wine/orpc.idl"
+
+[
+    object,
+    uuid(00000131-0000-0000-c000-000000000046)
+]
+interface IRemUnknown : IUnknown
+{
+    typedef [unique] IRemUnknown *LPREMUNKNOWN;
+
+    typedef struct tagREMQIRESULT
+    {
+        HRESULT hResult;
+        STDOBJREF std;
+    } REMQIRESULT;
+
+    typedef struct tagREMINTERFACEREF
+    {
+        IPID ipid;
+        unsigned long cPublicRefs;
+        unsigned long cPrivateRefs;
+    } REMINTERFACEREF;
+
+    HRESULT RemQueryInterface(
+        [in] REFIPID ripid,
+        [in] ULONG cRefs,
+        [in] unsigned short cIids,
+        [in, size_is(cIids)] IID *iids,
+        [out, size_is(,cIids)] REMQIRESULT **ppQIResults);
+
+    HRESULT RemAddRef(
+        [in] unsigned short cInterfaceRefs,
+        [in, size_is(cInterfaceRefs)] REMINTERFACEREF *InterfaceRefs,
+        [out, size_is(cInterfaceRefs)] HRESULT *pResults);
+
+    HRESULT RemRelease(
+        [in] unsigned short cInterfaceRefs,
+        [in, size_is(cInterfaceRefs)] REMINTERFACEREF *InterfaceRefs);
+}
diff --git a/dlls/ole32/stubmanager.c b/dlls/combase/stubmanager.c
similarity index 86%
rename from dlls/ole32/stubmanager.c
rename to dlls/combase/stubmanager.c
index d38e22adb47..b1070c5683e 100644
--- a/dlls/ole32/stubmanager.c
+++ b/dlls/combase/stubmanager.c
@@ -38,10 +38,16 @@
 #include "wine/debug.h"
 #include "wine/exception.h"
 
-#include "compobj_private.h"
+#include "initguid.h"
+#include "dcom.h"
+#include "combase_private.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(ole);
 
+extern HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
+        DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags);
+extern HRESULT WINAPI RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan);
+extern void WINAPI RPC_UnregisterInterface(REFIID riid, BOOL wait);
 
 /* generates an ipid in the following format (similar to native version):
  * Data1 = apartment-local ipid counter
@@ -67,7 +73,7 @@ static inline HRESULT generate_ipid(struct stub_manager *m, IPID *ipid)
 }
 
 /* registers a new interface stub COM object with the stub manager and returns registration record */
-struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid, DWORD dest_context,
+struct ifstub * WINAPI stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid, DWORD dest_context,
     void *dest_context_data, MSHLFLAGS flags)
 {
     struct ifstub *stub;
@@ -155,7 +161,7 @@ static struct ifstub *stub_manager_ipid_to_ifstub(struct stub_manager *m, const
     return result;
 }
 
-struct ifstub *stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags)
+struct ifstub * WINAPI stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags)
 {
     struct ifstub  *result = NULL;
     struct ifstub  *ifstub;
@@ -182,15 +188,15 @@ static struct stub_manager *new_stub_manager(struct apartment *apt, IUnknown *ob
     struct stub_manager *sm;
     HRESULT hres;
 
-    assert( apt );
-    
+    assert(apt);
+
     sm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct stub_manager));
     if (!sm) return NULL;
 
     list_init(&sm->ifstubs);
 
     InitializeCriticalSection(&sm->lock);
-    DEBUG_SET_CRITSEC_NAME(&sm->lock, "stub_manager");
+    sm->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": stub_manager");
 
     IUnknown_AddRef(object);
     sm->object = object;
@@ -287,51 +293,46 @@ static void stub_manager_delete(struct stub_manager *m)
     }
     __ENDTRY
 
-    DEBUG_CLEAR_CRITSEC_NAME(&m->lock);
+    m->lock.DebugInfo->Spare[0] = 0;
     DeleteCriticalSection(&m->lock);
 
     HeapFree(GetProcessHeap(), 0, m);
 }
 
 /* increments the internal refcount */
-static ULONG stub_manager_int_addref(struct stub_manager *This)
+static ULONG stub_manager_int_addref(struct stub_manager *m)
 {
     ULONG refs;
 
-    EnterCriticalSection(&This->apt->cs);
-    refs = ++This->refs;
-    LeaveCriticalSection(&This->apt->cs);
+    EnterCriticalSection(&m->apt->cs);
+    refs = ++m->refs;
+    LeaveCriticalSection(&m->apt->cs);
 
     TRACE("before %d\n", refs - 1);
 
     return refs;
 }
 
-ULONG WINAPI Internal_stub_manager_int_release(struct stub_manager *m)
-{
-    return stub_manager_int_release(m);
-}
-
 /* decrements the internal refcount */
-ULONG stub_manager_int_release(struct stub_manager *This)
+ULONG WINAPI stub_manager_int_release(struct stub_manager *m)
 {
     ULONG refs;
-    struct apartment *apt = This->apt;
+    struct apartment *apt = m->apt;
 
     EnterCriticalSection(&apt->cs);
-    refs = --This->refs;
+    refs = --m->refs;
 
     TRACE("after %d\n", refs);
 
     /* remove from apartment so no other thread can access it... */
     if (!refs)
-        list_remove(&This->entry);
+        list_remove(&m->entry);
 
     LeaveCriticalSection(&apt->cs);
 
     /* ... so now we can delete it without being inside the apartment critsec */
     if (!refs)
-        stub_manager_delete(This);
+        stub_manager_delete(m);
 
     return refs;
 }
@@ -339,7 +340,7 @@ ULONG stub_manager_int_release(struct stub_manager *This)
 /* gets the stub manager associated with an object - caller must have
  * a reference to the apartment while a reference to the stub manager is held.
  * it must also call release on the stub manager when it is no longer needed */
-struct stub_manager *get_stub_manager_from_object(struct apartment *apt, IUnknown *obj, BOOL alloc)
+struct stub_manager * WINAPI get_stub_manager_from_object(struct apartment *apt, IUnknown *obj, BOOL alloc)
 {
     struct stub_manager *result = NULL;
     struct list         *cursor;
@@ -347,13 +348,14 @@ struct stub_manager *get_stub_manager_from_object(struct apartment *apt, IUnknow
     HRESULT hres;
 
     hres = IUnknown_QueryInterface(obj, &IID_IUnknown, (void**)&object);
-    if (FAILED(hres)) {
+    if (FAILED(hres))
+    {
         ERR("QueryInterface(IID_IUnknown failed): %08x\n", hres);
         return NULL;
     }
 
     EnterCriticalSection(&apt->cs);
-    LIST_FOR_EACH( cursor, &apt->stubmgrs )
+    LIST_FOR_EACH(cursor, &apt->stubmgrs)
     {
         struct stub_manager *m = LIST_ENTRY( cursor, struct stub_manager, entry );
 
@@ -366,12 +368,17 @@ struct stub_manager *get_stub_manager_from_object(struct apartment *apt, IUnknow
     }
     LeaveCriticalSection(&apt->cs);
 
-    if (result) {
+    if (result)
+    {
         TRACE("found %p for object %p\n", result, object);
-    }else if (alloc) {
+    }
+    else if (alloc)
+    {
         TRACE("not found, creating new stub manager...\n");
         result = new_stub_manager(apt, object);
-    }else {
+    }
+    else
+    {
         TRACE("not found for object %p\n", object);
     }
 
@@ -382,15 +389,15 @@ struct stub_manager *get_stub_manager_from_object(struct apartment *apt, IUnknow
 /* gets the stub manager associated with an object id - caller must have
  * a reference to the apartment while a reference to the stub manager is held.
  * it must also call release on the stub manager when it is no longer needed */
-struct stub_manager *get_stub_manager(struct apartment *apt, OID oid)
+struct stub_manager * WINAPI get_stub_manager(struct apartment *apt, OID oid)
 {
     struct stub_manager *result = NULL;
     struct list         *cursor;
 
     EnterCriticalSection(&apt->cs);
-    LIST_FOR_EACH( cursor, &apt->stubmgrs )
+    LIST_FOR_EACH(cursor, &apt->stubmgrs)
     {
-        struct stub_manager *m = LIST_ENTRY( cursor, struct stub_manager, entry );
+        struct stub_manager *m = LIST_ENTRY(cursor, struct stub_manager, entry);
 
         if (m->oid == oid)
         {
@@ -410,7 +417,7 @@ struct stub_manager *get_stub_manager(struct apartment *apt, OID oid)
 }
 
 /* add some external references (ie from a client that unmarshaled an ifptr) */
-ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak)
+ULONG WINAPI stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak)
 {
     BOOL first_extern_ref;
     ULONG rc;
@@ -427,7 +434,7 @@ ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak
         rc += ++m->weakrefs;
 
     LeaveCriticalSection(&m->lock);
-    
+
     TRACE("added %u refs to %p (oid %s), rc is now %u\n", refs, m, wine_dbgstr_longlong(m->oid), rc);
 
     /*
@@ -441,7 +448,7 @@ ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak
 }
 
 /* remove some external references */
-ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases)
+ULONG WINAPI stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases)
 {
     BOOL last_extern_ref;
     ULONG rc;
@@ -460,7 +467,7 @@ ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tablewea
     last_extern_ref = refs && !m->extrefs;
 
     LeaveCriticalSection(&m->lock);
-    
+
     TRACE("removed %u refs from %p (oid %s), rc is now %u\n", refs, m, wine_dbgstr_longlong(m->oid), rc);
 
     if (last_extern_ref && m->extern_conn)
@@ -482,9 +489,9 @@ static struct stub_manager *get_stub_manager_from_ipid(struct apartment *apt, co
     struct list         *cursor;
 
     EnterCriticalSection(&apt->cs);
-    LIST_FOR_EACH( cursor, &apt->stubmgrs )
+    LIST_FOR_EACH(cursor, &apt->stubmgrs)
     {
-        struct stub_manager *m = LIST_ENTRY( cursor, struct stub_manager, entry );
+        struct stub_manager *m = LIST_ENTRY(cursor, struct stub_manager, entry);
 
         if ((*ifstub = stub_manager_ipid_to_ifstub(m, ipid)))
         {
@@ -535,7 +542,7 @@ static HRESULT ipid_to_stub_manager(const IPID *ipid, struct apartment **stub_ap
 /* gets the apartment, stub and channel of an object. the caller must
  * release the references to all objects (except iface) if the function
  * returned success, otherwise no references are returned. */
-HRESULT ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
+HRESULT WINAPI ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
                                  struct stub_manager **manager,
                                  IRpcStubBuffer **stub, IRpcChannelBuffer **chan,
                                  IID *iid, IUnknown **iface)
@@ -564,7 +571,7 @@ HRESULT ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
 }
 
 /* returns TRUE if it is possible to unmarshal, FALSE otherwise. */
-BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid)
+BOOL WINAPI stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid)
 {
     BOOL ret = TRUE;
     struct ifstub *ifstub;
@@ -595,13 +602,13 @@ BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid)
 }
 
 /* handles refcounting for CoReleaseMarshalData */
-void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak)
+void WINAPI stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak)
 {
     struct ifstub *ifstub;
- 
+
     if (!(ifstub = stub_manager_ipid_to_ifstub(m, ipid)))
         return;
- 
+
     if (ifstub->flags & MSHLFLAGS_TABLEWEAK)
         refs = 0;
     else if (ifstub->flags & MSHLFLAGS_TABLESTRONG)
@@ -611,16 +618,15 @@ void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const
 }
 
 /* is an ifstub table marshaled? */
-BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid)
+BOOL WINAPI stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid)
 {
     struct ifstub *ifstub = stub_manager_ipid_to_ifstub(m, ipid);
  
-    assert( ifstub );
-    
+    assert(ifstub);
+
     return ifstub->flags & (MSHLFLAGS_TABLESTRONG | MSHLFLAGS_TABLEWEAK);
 }
 
-
 /*****************************************************************************
  *
  * IRemUnknown implementation
@@ -643,24 +649,24 @@ static inline RemUnknown *impl_from_IRemUnknown(IRemUnknown *iface)
     return CONTAINING_RECORD(iface, RemUnknown, IRemUnknown_iface);
 }
 
-
 /* construct an IRemUnknown object with one outstanding reference */
 static HRESULT RemUnknown_Construct(IRemUnknown **ppRemUnknown)
 {
-    RemUnknown *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
+    RemUnknown *object = HeapAlloc(GetProcessHeap(), 0, sizeof(*object));
 
-    if (!This) return E_OUTOFMEMORY;
+    if (!object)
+        return E_OUTOFMEMORY;
 
-    This->IRemUnknown_iface.lpVtbl = &RemUnknown_Vtbl;
-    This->refs = 1;
+    object->IRemUnknown_iface.lpVtbl = &RemUnknown_Vtbl;
+    object->refs = 1;
 
-    *ppRemUnknown = &This->IRemUnknown_iface;
+    *ppRemUnknown = &object->IRemUnknown_iface;
     return S_OK;
 }
 
 static HRESULT WINAPI RemUnknown_QueryInterface(IRemUnknown *iface, REFIID riid, void **ppv)
 {
-    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+    TRACE("%p, %s, %p\n", iface, debugstr_guid(riid), ppv);
 
     if (IsEqualIID(riid, &IID_IUnknown) ||
         IsEqualIID(riid, &IID_IRemUnknown))
@@ -680,9 +686,9 @@ static HRESULT WINAPI RemUnknown_QueryInterface(IRemUnknown *iface, REFIID riid,
 static ULONG WINAPI RemUnknown_AddRef(IRemUnknown *iface)
 {
     ULONG refs;
-    RemUnknown *This = impl_from_IRemUnknown(iface);
+    RemUnknown *remunk = impl_from_IRemUnknown(iface);
 
-    refs = InterlockedIncrement(&This->refs);
+    refs = InterlockedIncrement(&remunk->refs);
 
     TRACE("%p before: %d\n", iface, refs-1);
     return refs;
@@ -691,11 +697,11 @@ static ULONG WINAPI RemUnknown_AddRef(IRemUnknown *iface)
 static ULONG WINAPI RemUnknown_Release(IRemUnknown *iface)
 {
     ULONG refs;
-    RemUnknown *This = impl_from_IRemUnknown(iface);
+    RemUnknown *remunk = impl_from_IRemUnknown(iface);
 
-    refs = InterlockedDecrement(&This->refs);
+    refs = InterlockedDecrement(&remunk->refs);
     if (!refs)
-        HeapFree(GetProcessHeap(), 0, This);
+        HeapFree(GetProcessHeap(), 0, remunk);
 
     TRACE("%p after: %d\n", iface, refs);
     return refs;
@@ -714,7 +720,7 @@ static HRESULT WINAPI RemUnknown_RemQueryInterface(IRemUnknown *iface,
     DWORD dest_context;
     void *dest_context_data;
 
-    TRACE("(%p)->(%s, %d, %d, %p, %p)\n", iface, debugstr_guid(ripid), cRefs, cIids, iids, ppQIResults);
+    TRACE("%p, %s, %d, %d, %p, %p\n", iface, debugstr_guid(ripid), cRefs, cIids, iids, ppQIResults);
 
     hr = ipid_to_ifstub(ripid, &apt, &stubmgr, &ifstub);
     if (hr != S_OK) return hr;
@@ -751,7 +757,7 @@ static HRESULT WINAPI RemUnknown_RemAddRef(IRemUnknown *iface,
     HRESULT hr = S_OK;
     USHORT i;
 
-    TRACE("(%p)->(%d, %p, %p)\n", iface, cInterfaceRefs, InterfaceRefs, pResults);
+    TRACE("%p, %d, %p, %p\n", iface, cInterfaceRefs, InterfaceRefs, pResults);
 
     for (i = 0; i < cInterfaceRefs; i++)
     {
@@ -783,7 +789,7 @@ static HRESULT WINAPI RemUnknown_RemRelease(IRemUnknown *iface,
     HRESULT hr = S_OK;
     USHORT i;
 
-    TRACE("(%p)->(%d, %p)\n", iface, cInterfaceRefs, InterfaceRefs);
+    TRACE("%p, %d, %p\n", iface, cInterfaceRefs, InterfaceRefs);
 
     for (i = 0; i < cInterfaceRefs; i++)
     {
@@ -820,7 +826,7 @@ static const IRemUnknownVtbl RemUnknown_Vtbl =
 };
 
 /* starts the IRemUnknown listener for the current apartment */
-HRESULT start_apartment_remote_unknown(struct apartment *apt)
+HRESULT WINAPI start_apartment_remote_unknown(struct apartment *apt)
 {
     IRemUnknown *pRemUnknown;
     HRESULT hr = S_OK;
@@ -834,7 +840,8 @@ HRESULT start_apartment_remote_unknown(struct apartment *apt)
         {
             STDOBJREF stdobjref; /* dummy - not used */
             /* register it with the stub manager */
-            hr = marshal_object(apt, &stdobjref, &IID_IRemUnknown, (IUnknown *)pRemUnknown, MSHCTX_DIFFERENTMACHINE, NULL, MSHLFLAGS_NORMAL|MSHLFLAGSP_REMUNKNOWN);
+            hr = marshal_object(apt, &stdobjref, &IID_IRemUnknown, (IUnknown *)pRemUnknown,
+                    MSHCTX_DIFFERENTMACHINE, NULL, MSHLFLAGS_NORMAL|MSHLFLAGSP_REMUNKNOWN);
             /* release our reference to the object as the stub manager will manage the life cycle for us */
             IRemUnknown_Release(pRemUnknown);
             if (hr == S_OK)
diff --git a/dlls/ole32/Makefile.in b/dlls/ole32/Makefile.in
index 1c1e28fa4c5..ddbdfab30de 100644
--- a/dlls/ole32/Makefile.in
+++ b/dlls/ole32/Makefile.in
@@ -37,7 +37,6 @@ C_SRCS = \
 	stg_prop.c \
 	stg_stream.c \
 	storage32.c \
-	stubmanager.c \
 	usrmarshal.c
 
 RC_SRCS = ole32res.rc
diff --git a/dlls/ole32/compobj.c b/dlls/ole32/compobj.c
index 39ccc86b352..b92dfd87267 100644
--- a/dlls/ole32/compobj.c
+++ b/dlls/ole32/compobj.c
@@ -529,69 +529,6 @@ HRESULT WINAPI CoInitialize(LPVOID lpReserved)
   return CoInitializeEx(lpReserved, COINIT_APARTMENTTHREADED);
 }
 
-/******************************************************************************
- *		CoDisconnectObject	[OLE32.@]
- *
- * Disconnects all connections to this object from remote processes. Dispatches
- * pending RPCs while blocking new RPCs from occurring, and then calls
- * IMarshal::DisconnectObject on the given object.
- *
- * Typically called when the object server is forced to shut down, for instance by
- * the user.
- *
- * PARAMS
- *  lpUnk    [I] The object whose stub should be disconnected.
- *  reserved [I] Reserved. Should be set to 0.
- *
- * RETURNS
- *  Success: S_OK.
- *  Failure: HRESULT code.
- *
- * SEE ALSO
- *  CoMarshalInterface, CoReleaseMarshalData, CoLockObjectExternal
- */
-HRESULT WINAPI CoDisconnectObject( LPUNKNOWN lpUnk, DWORD reserved )
-{
-    struct stub_manager *manager;
-    HRESULT hr;
-    IMarshal *marshal;
-    struct apartment *apt;
-
-    TRACE("(%p, 0x%08x)\n", lpUnk, reserved);
-
-    if (!lpUnk) return E_INVALIDARG;
-
-    hr = IUnknown_QueryInterface(lpUnk, &IID_IMarshal, (void **)&marshal);
-    if (hr == S_OK)
-    {
-        hr = IMarshal_DisconnectObject(marshal, reserved);
-        IMarshal_Release(marshal);
-        return hr;
-    }
-
-    if (!(apt = apartment_get_current_or_mta()))
-    {
-        ERR("apartment not initialised\n");
-        return CO_E_NOTINITIALIZED;
-    }
-
-    manager = get_stub_manager_from_object(apt, lpUnk, FALSE);
-    if (manager) {
-        stub_manager_disconnect(manager);
-        /* Release stub manager twice, to remove the apartment reference. */
-        stub_manager_int_release(manager);
-        stub_manager_int_release(manager);
-    }
-
-    /* Note: native is pretty broken here because it just silently
-     * fails, without returning an appropriate error code if the object was
-     * not found, making apps think that the object was disconnected, when
-     * it actually wasn't */
-
-    apartment_release(apt);
-    return S_OK;
-}
-
 /* open HKCR\\CLSID\\{string form of clsid}\\{keyname} key */
 HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY *subkey)
 {
@@ -698,64 +635,6 @@ void WINAPI CoFreeAllLibraries(void)
     /* NOP */
 }
 
-/******************************************************************************
- *		CoLockObjectExternal	[OLE32.@]
- *
- * Increments or decrements the external reference count of a stub object.
- *
- * PARAMS
- *  pUnk                [I] Stub object.
- *  fLock               [I] If TRUE then increments the external ref-count,
- *                          otherwise decrements.
- *  fLastUnlockReleases [I] If TRUE then the last unlock has the effect of
- *                          calling CoDisconnectObject.
- *
- * RETURNS
- *  Success: S_OK.
- *  Failure: HRESULT code.
- *
- * NOTES
- *  If fLock is TRUE and an object is passed in that doesn't have a stub
- *  manager then a new stub manager is created for the object.
- */
-HRESULT WINAPI CoLockObjectExternal(
-    LPUNKNOWN pUnk,
-    BOOL fLock,
-    BOOL fLastUnlockReleases)
-{
-    struct stub_manager *stubmgr;
-    struct apartment *apt;
-
-    TRACE("pUnk=%p, fLock=%s, fLastUnlockReleases=%s\n",
-          pUnk, fLock ? "TRUE" : "FALSE", fLastUnlockReleases ? "TRUE" : "FALSE");
-
-    if (!(apt = apartment_get_current_or_mta()))
-    {
-        ERR("apartment not initialised\n");
-        return CO_E_NOTINITIALIZED;
-    }
-
-    stubmgr = get_stub_manager_from_object(apt, pUnk, fLock);
-    if (!stubmgr)
-    {
-        WARN("stub object not found %p\n", pUnk);
-        /* Note: native is pretty broken here because it just silently
-         * fails, without returning an appropriate error code, making apps
-         * think that the object was disconnected, when it actually wasn't */
-        apartment_release(apt);
-        return S_OK;
-    }
-
-    if (fLock)
-        stub_manager_ext_addref(stubmgr, 1, FALSE);
-    else
-        stub_manager_ext_release(stubmgr, 1, FALSE, fLastUnlockReleases);
-
-    stub_manager_int_release(stubmgr);
-    apartment_release(apt);
-    return S_OK;
-}
-
 /***********************************************************************
  *           CoInitializeWOW (OLE32.@)
  *
diff --git a/dlls/ole32/compobj_private.h b/dlls/ole32/compobj_private.h
index 953574423aa..6f1cf7243e3 100644
--- a/dlls/ole32/compobj_private.h
+++ b/dlls/ole32/compobj_private.h
@@ -194,24 +194,8 @@ HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
 
 /* Stub Manager */
 
-ULONG stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
-ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak) DECLSPEC_HIDDEN;
-ULONG stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases) DECLSPEC_HIDDEN;
-struct ifstub *stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid,
-     DWORD dest_context, void *dest_context_data, MSHLFLAGS flags) DECLSPEC_HIDDEN;
-struct ifstub *stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags) DECLSPEC_HIDDEN;
-struct stub_manager *get_stub_manager(struct apartment *apt, OID oid) DECLSPEC_HIDDEN;
-struct stub_manager *get_stub_manager_from_object(struct apartment *apt, IUnknown *object, BOOL alloc) DECLSPEC_HIDDEN;
-BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
-BOOL stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid) DECLSPEC_HIDDEN;
-void stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak) DECLSPEC_HIDDEN;
-void stub_manager_disconnect(struct stub_manager *m) DECLSPEC_HIDDEN;
-HRESULT ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt, struct stub_manager **manager, IRpcStubBuffer **stub,
-                                 IRpcChannelBuffer **chan, IID *iid, IUnknown **iface) DECLSPEC_HIDDEN;
-HRESULT start_apartment_remote_unknown(struct apartment *apt) DECLSPEC_HIDDEN;
-
-HRESULT marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *obj, DWORD dest_context,
-        void *dest_context_data, MSHLFLAGS mshlflags) DECLSPEC_HIDDEN;
+extern ULONG WINAPI stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
+extern struct stub_manager * WINAPI get_stub_manager(struct apartment *apt, OID oid) DECLSPEC_HIDDEN;
 
 /* RPC Backend */
 
@@ -222,9 +206,7 @@ HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
                                 const OXID_INFO *oxid_info, const IID *iid,
                                 DWORD dest_context, void *dest_context_data,
                                 IRpcChannelBuffer **chan, struct apartment *apt) DECLSPEC_HIDDEN;
-HRESULT RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan) DECLSPEC_HIDDEN;
 HRESULT RPC_RegisterInterface(REFIID riid) DECLSPEC_HIDDEN;
-void    RPC_UnregisterInterface(REFIID riid, BOOL wait) DECLSPEC_HIDDEN;
 HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook) DECLSPEC_HIDDEN;
 void    RPC_UnregisterAllChannelHooks(void) DECLSPEC_HIDDEN;
 HRESULT RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info) DECLSPEC_HIDDEN;
@@ -235,7 +217,6 @@ void OLEDD_UnInitialize(void) DECLSPEC_HIDDEN;
 /* Apartment Functions */
 
 extern struct apartment * WINAPI apartment_findfromoxid(OXID oxid) DECLSPEC_HIDDEN;
-extern struct apartment * WINAPI apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
 extern void WINAPI apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
 static inline HRESULT apartment_getoxid(const struct apartment *apt, OXID *oxid)
 {
diff --git a/dlls/ole32/marshal.c b/dlls/ole32/marshal.c
index d08144f619a..87017dbc922 100644
--- a/dlls/ole32/marshal.c
+++ b/dlls/ole32/marshal.c
@@ -39,6 +39,16 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(ole);
 
+extern BOOL WINAPI stub_manager_is_table_marshaled(struct stub_manager *m, const IPID *ipid);
+extern BOOL WINAPI stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid);
+extern ULONG WINAPI stub_manager_ext_release(struct stub_manager *m, ULONG refs, BOOL tableweak, BOOL last_unlock_releases);
+extern void WINAPI stub_manager_release_marshal_data(struct stub_manager *m, ULONG refs, const IPID *ipid, BOOL tableweak);
+extern struct stub_manager * WINAPI get_stub_manager_from_object(struct apartment *apt, IUnknown *object, BOOL alloc);
+extern struct ifstub * WINAPI stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags);
+extern ULONG WINAPI stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak);
+extern struct ifstub * WINAPI stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid,
+    DWORD dest_context, void *dest_context_data, MSHLFLAGS flags);
+
 /* number of refs given out for normal marshaling */
 #define NORMALEXTREFS 5
 
@@ -118,7 +128,7 @@ static inline HRESULT get_facbuf_for_iid(REFIID riid, IPSFactoryBuffer **facbuf)
 }
 
 /* marshals an object into a STDOBJREF structure */
-HRESULT marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
+HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
     DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags)
 {
     struct stub_manager *manager;
diff --git a/dlls/ole32/ole32.spec b/dlls/ole32/ole32.spec
index ca22e4c8f1a..972629ecb70 100644
--- a/dlls/ole32/ole32.spec
+++ b/dlls/ole32/ole32.spec
@@ -16,7 +16,7 @@
 @ stdcall CoCreateInstanceEx(ptr ptr long ptr long ptr) combase.CoCreateInstanceEx
 @ stdcall CoDecrementMTAUsage(ptr) combase.CoDecrementMTAUsage
 @ stdcall CoDisableCallCancellation(ptr)
-@ stdcall CoDisconnectObject(ptr long)
+@ stdcall CoDisconnectObject(ptr long) combase.CoDisconnectObject
 @ stdcall CoDosDateTimeToFileTime(long long ptr) kernel32.DosDateTimeToFileTime
 @ stdcall CoEnableCallCancellation(ptr)
 @ stdcall CoFileTimeNow(ptr) combase.CoFileTimeNow
@@ -56,7 +56,7 @@
 @ stdcall CoIsHandlerConnected(ptr)
 @ stdcall CoIsOle1Class (ptr)
 @ stdcall CoLoadLibrary(wstr long)
-@ stdcall CoLockObjectExternal(ptr long long)
+@ stdcall CoLockObjectExternal(ptr long long) combase.CoLockObjectExternal
 @ stdcall CoMarshalHresult(ptr long) combase.CoMarshalHresult
 @ stdcall CoMarshalInterThreadInterfaceInStream(ptr ptr ptr) combase.CoMarshalInterThreadInterfaceInStream
 @ stdcall CoMarshalInterface(ptr ptr ptr long ptr long) combase.CoMarshalInterface
@@ -298,6 +298,9 @@
 @ stdcall WriteFmtUserTypeStg(ptr long ptr)
 @ stub WriteOleStg
 @ stub WriteStringStream
+
 @ stdcall Internal_apartment_disconnectproxies(ptr)
 @ stdcall Internal_RPC_ExecuteCall(ptr)
-@ stdcall Internal_stub_manager_int_release(ptr)
+@ stdcall marshal_object(ptr ptr ptr ptr long ptr long)
+@ stdcall RPC_CreateServerChannel(long ptr ptr)
+@ stdcall RPC_UnregisterInterface(ptr long)
diff --git a/dlls/ole32/rpc.c b/dlls/ole32/rpc.c
index 84d26c70c6c..0aa2ebb41fe 100644
--- a/dlls/ole32/rpc.c
+++ b/dlls/ole32/rpc.c
@@ -43,6 +43,10 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(ole);
 
+extern HRESULT WINAPI ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
+    struct stub_manager **manager, IRpcStubBuffer **stub, IRpcChannelBuffer **chan, IID *iid, IUnknown **iface);
+extern HRESULT WINAPI start_apartment_remote_unknown(struct apartment *apt);
+
 static void __RPC_STUB dispatch_rpc(RPC_MESSAGE *msg);
 
 /* we only use one function to dispatch calls for all methods - we use the
@@ -1159,7 +1163,7 @@ HRESULT RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
     return S_OK;
 }
 
-HRESULT RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan)
+HRESULT WINAPI RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan)
 {
     RpcChannelBuffer *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
     if (!This)
@@ -1584,7 +1588,7 @@ HRESULT RPC_RegisterInterface(REFIID riid)
 }
 
 /* stub unregistration */
-void RPC_UnregisterInterface(REFIID riid, BOOL wait)
+void WINAPI RPC_UnregisterInterface(REFIID riid, BOOL wait)
 {
     struct registered_if *rif;
     EnterCriticalSection(&csRegIf);