diff --git a/dlls/wineoss.drv/audio.c b/dlls/wineoss.drv/audio.c
index a008236520a..111b9d12658 100644
--- a/dlls/wineoss.drv/audio.c
+++ b/dlls/wineoss.drv/audio.c
@@ -1958,7 +1958,7 @@ static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSW lpCaps, DWORD dwSize)
 /**************************************************************************
  * 				wodOpen				[internal]
  */
-DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
+static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
 {
     int			audio_fragment;
     WINE_WAVEOUT*	wwo;
@@ -2848,7 +2848,7 @@ static	DWORD	CALLBACK	widRecorder(LPVOID pmt)
 /**************************************************************************
  * 				widOpen				[internal]
  */
-DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
+static DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
 {
     WINE_WAVEIN*	wwi;
     audio_buf_info      info;
diff --git a/dlls/wineoss.drv/audio.h b/dlls/wineoss.drv/audio.h
index f0390841326..1038a8f5062 100644
--- a/dlls/wineoss.drv/audio.h
+++ b/dlls/wineoss.drv/audio.h
@@ -174,9 +174,7 @@ extern DWORD OSS_OpenDevice(OSS_DEVICE* ossdev, unsigned req_access,
 
 extern void OSS_CloseDevice(OSS_DEVICE* ossdev);
 
-extern DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags);
 extern DWORD wodSetVolume(WORD wDevID, DWORD dwParam);
-extern DWORD widOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags);
 
 /* dscapture.c */
 extern DWORD widDsCreate(UINT wDevID, PIDSCDRIVER* drv);