diff --git a/dlls/quartz/dsoundrender.c b/dlls/quartz/dsoundrender.c
index 3bbe12d28ba..5d6dac239d9 100644
--- a/dlls/quartz/dsoundrender.c
+++ b/dlls/quartz/dsoundrender.c
@@ -340,7 +340,7 @@ static HRESULT WINAPI DSoundRender_ShouldDrawSampleNow(BaseRenderer *This, IMedi
 }
 
 
-HRESULT WINAPI DSoundRender_PrepareReceive(BaseRenderer *iface, IMediaSample *pSample)
+static HRESULT WINAPI DSoundRender_PrepareReceive(BaseRenderer *iface, IMediaSample *pSample)
 {
     DSoundRenderImpl *This = impl_from_BaseRenderer(iface);
     HRESULT hr;
diff --git a/dlls/quartz/main.c b/dlls/quartz/main.c
index 6488b7eb8ad..a75a794587c 100644
--- a/dlls/quartz/main.c
+++ b/dlls/quartz/main.c
@@ -37,7 +37,7 @@ BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
     return QUARTZ_DllMain( hInstDLL, fdwReason, lpv );
 }
 
-HRESULT SeekingPassThru_create(IUnknown *pUnkOuter, LPVOID *ppObj)
+static HRESULT SeekingPassThru_create(IUnknown *pUnkOuter, LPVOID *ppObj)
 {
     return PosPassThru_Construct(pUnkOuter,ppObj); /* from strmbase */
 }
diff --git a/dlls/quartz/videorenderer.c b/dlls/quartz/videorenderer.c
index 27c656cfd0a..a7b31cf03f4 100644
--- a/dlls/quartz/videorenderer.c
+++ b/dlls/quartz/videorenderer.c
@@ -249,7 +249,7 @@ static DWORD VideoRenderer_SendSampleData(VideoRendererImpl* This, LPBYTE data,
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_ShouldDrawSampleNow(BaseRenderer *This, IMediaSample *pSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
+static HRESULT WINAPI VideoRenderer_ShouldDrawSampleNow(BaseRenderer *This, IMediaSample *pSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
 {
     /* Preroll means the sample isn't shown, this is used for key frames and things like that */
     if (IMediaSample_IsPreroll(pSample) == S_OK)
@@ -477,14 +477,14 @@ static const BaseWindowFuncTable renderer_BaseWindowFuncTable = {
     VideoRenderer_OnSize
 };
 
-HRESULT WINAPI VideoRenderer_GetSourceRect(BaseControlVideo* iface, RECT *pSourceRect)
+static HRESULT WINAPI VideoRenderer_GetSourceRect(BaseControlVideo* iface, RECT *pSourceRect)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     CopyRect(pSourceRect,&This->SourceRect);
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_GetStaticImage(BaseControlVideo* iface, LONG *pBufferSize, LONG *pDIBImage)
+static HRESULT WINAPI VideoRenderer_GetStaticImage(BaseControlVideo* iface, LONG *pBufferSize, LONG *pDIBImage)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     BITMAPINFOHEADER *bmiHeader;
@@ -543,14 +543,14 @@ HRESULT WINAPI VideoRenderer_GetStaticImage(BaseControlVideo* iface, LONG *pBuff
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_GetTargetRect(BaseControlVideo* iface, RECT *pTargetRect)
+static HRESULT WINAPI VideoRenderer_GetTargetRect(BaseControlVideo* iface, RECT *pTargetRect)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     CopyRect(pTargetRect,&This->DestRect);
     return S_OK;
 }
 
-VIDEOINFOHEADER* WINAPI VideoRenderer_GetVideoFormat(BaseControlVideo* iface)
+static VIDEOINFOHEADER* WINAPI VideoRenderer_GetVideoFormat(BaseControlVideo* iface)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     AM_MEDIA_TYPE *pmt;
@@ -572,7 +572,7 @@ VIDEOINFOHEADER* WINAPI VideoRenderer_GetVideoFormat(BaseControlVideo* iface)
     }
 }
 
-HRESULT WINAPI VideoRenderer_IsDefaultSourceRect(BaseControlVideo* iface)
+static HRESULT WINAPI VideoRenderer_IsDefaultSourceRect(BaseControlVideo* iface)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     FIXME("(%p/%p)->(): stub !!!\n", This, iface);
@@ -580,7 +580,7 @@ HRESULT WINAPI VideoRenderer_IsDefaultSourceRect(BaseControlVideo* iface)
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_IsDefaultTargetRect(BaseControlVideo* iface)
+static HRESULT WINAPI VideoRenderer_IsDefaultTargetRect(BaseControlVideo* iface)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     FIXME("(%p/%p)->(): stub !!!\n", This, iface);
@@ -588,7 +588,7 @@ HRESULT WINAPI VideoRenderer_IsDefaultTargetRect(BaseControlVideo* iface)
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_SetDefaultSourceRect(BaseControlVideo* iface)
+static HRESULT WINAPI VideoRenderer_SetDefaultSourceRect(BaseControlVideo* iface)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
 
@@ -600,7 +600,7 @@ HRESULT WINAPI VideoRenderer_SetDefaultSourceRect(BaseControlVideo* iface)
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_SetDefaultTargetRect(BaseControlVideo* iface)
+static HRESULT WINAPI VideoRenderer_SetDefaultTargetRect(BaseControlVideo* iface)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     RECT rect;
@@ -616,14 +616,14 @@ HRESULT WINAPI VideoRenderer_SetDefaultTargetRect(BaseControlVideo* iface)
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_SetSourceRect(BaseControlVideo* iface, RECT *pSourceRect)
+static HRESULT WINAPI VideoRenderer_SetSourceRect(BaseControlVideo* iface, RECT *pSourceRect)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     CopyRect(&This->SourceRect,pSourceRect);
     return S_OK;
 }
 
-HRESULT WINAPI VideoRenderer_SetTargetRect(BaseControlVideo* iface, RECT *pTargetRect)
+static HRESULT WINAPI VideoRenderer_SetTargetRect(BaseControlVideo* iface, RECT *pTargetRect)
 {
     VideoRendererImpl *This = impl_from_BaseControlVideo(iface);
     CopyRect(&This->DestRect,pTargetRect);
diff --git a/dlls/quartz/vmr9.c b/dlls/quartz/vmr9.c
index 2f490e57a0c..cd7429ddfe9 100644
--- a/dlls/quartz/vmr9.c
+++ b/dlls/quartz/vmr9.c
@@ -202,7 +202,7 @@ static HRESULT WINAPI VMR9_CheckMediaType(BaseRenderer *iface, const AM_MEDIA_TY
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_ShouldDrawSampleNow(BaseRenderer *This, IMediaSample *pSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
+static HRESULT WINAPI VMR9_ShouldDrawSampleNow(BaseRenderer *This, IMediaSample *pSample, REFERENCE_TIME *pStartTime, REFERENCE_TIME *pEndTime)
 {
     /* Preroll means the sample isn't shown, this is used for key frames and things like that */
     if (IMediaSample_IsPreroll(pSample) == S_OK)
@@ -277,14 +277,14 @@ static const BaseWindowFuncTable renderer_BaseWindowFuncTable = {
     VMR9_OnSize,
 };
 
-HRESULT WINAPI VMR9_GetSourceRect(BaseControlVideo* This, RECT *pSourceRect)
+static HRESULT WINAPI VMR9_GetSourceRect(BaseControlVideo* This, RECT *pSourceRect)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     CopyRect(pSourceRect,&pVMR9->source_rect);
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_GetStaticImage(BaseControlVideo* This, LONG *pBufferSize, LONG *pDIBImage)
+static HRESULT WINAPI VMR9_GetStaticImage(BaseControlVideo* This, LONG *pBufferSize, LONG *pDIBImage)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     BITMAPINFOHEADER *bmiHeader;
@@ -343,14 +343,14 @@ HRESULT WINAPI VMR9_GetStaticImage(BaseControlVideo* This, LONG *pBufferSize, LO
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_GetTargetRect(BaseControlVideo* This, RECT *pTargetRect)
+static HRESULT WINAPI VMR9_GetTargetRect(BaseControlVideo* This, RECT *pTargetRect)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     CopyRect(pTargetRect,&pVMR9->target_rect);
     return S_OK;
 }
 
-VIDEOINFOHEADER* WINAPI VMR9_GetVideoFormat(BaseControlVideo* This)
+static VIDEOINFOHEADER* WINAPI VMR9_GetVideoFormat(BaseControlVideo* This)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     AM_MEDIA_TYPE *pmt;
@@ -372,7 +372,7 @@ VIDEOINFOHEADER* WINAPI VMR9_GetVideoFormat(BaseControlVideo* This)
     }
 }
 
-HRESULT WINAPI VMR9_IsDefaultSourceRect(BaseControlVideo* This)
+static HRESULT WINAPI VMR9_IsDefaultSourceRect(BaseControlVideo* This)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     FIXME("(%p/%p)->(): stub !!!\n", pVMR9, This);
@@ -380,7 +380,7 @@ HRESULT WINAPI VMR9_IsDefaultSourceRect(BaseControlVideo* This)
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_IsDefaultTargetRect(BaseControlVideo* This)
+static HRESULT WINAPI VMR9_IsDefaultTargetRect(BaseControlVideo* This)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     FIXME("(%p/%p)->(): stub !!!\n", pVMR9, This);
@@ -388,7 +388,7 @@ HRESULT WINAPI VMR9_IsDefaultTargetRect(BaseControlVideo* This)
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_SetDefaultSourceRect(BaseControlVideo* This)
+static HRESULT WINAPI VMR9_SetDefaultSourceRect(BaseControlVideo* This)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
 
@@ -400,7 +400,7 @@ HRESULT WINAPI VMR9_SetDefaultSourceRect(BaseControlVideo* This)
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_SetDefaultTargetRect(BaseControlVideo* This)
+static HRESULT WINAPI VMR9_SetDefaultTargetRect(BaseControlVideo* This)
 {
     RECT rect;
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
@@ -416,14 +416,14 @@ HRESULT WINAPI VMR9_SetDefaultTargetRect(BaseControlVideo* This)
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_SetSourceRect(BaseControlVideo* This, RECT *pSourceRect)
+static HRESULT WINAPI VMR9_SetSourceRect(BaseControlVideo* This, RECT *pSourceRect)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     CopyRect(&pVMR9->source_rect,pSourceRect);
     return S_OK;
 }
 
-HRESULT WINAPI VMR9_SetTargetRect(BaseControlVideo* This, RECT *pTargetRect)
+static HRESULT WINAPI VMR9_SetTargetRect(BaseControlVideo* This, RECT *pTargetRect)
 {
     VMR9Impl* pVMR9 = impl_from_BaseControlVideo(This);
     CopyRect(&pVMR9->target_rect,pTargetRect);