sane.ds: Get rid of the prototypes of some removed functions.
diff --git a/dlls/sane.ds/sane_i.h b/dlls/sane.ds/sane_i.h
index 95eec7a..47a581e 100644
--- a/dlls/sane.ds/sane_i.h
+++ b/dlls/sane.ds/sane_i.h
@@ -64,8 +64,6 @@
 	pTW_IDENTITY pOrigin, TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
 extern TW_UINT16 SANE_ImageGroupHandler (
 	pTW_IDENTITY pOrigin, TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
-extern TW_UINT16 SANE_AudioGroupHandler (
-	pTW_IDENTITY pOrigin, TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
 extern TW_UINT16 SANE_SourceManagerHandler (
 	pTW_IDENTITY pOrigin, TW_UINT16 DAT, TW_UINT16 MSG, TW_MEMREF pData);
 
@@ -198,15 +196,6 @@
 TW_UINT16 SANE_RGBResponseSet
     (pTW_IDENTITY pOrigin, TW_MEMREF pData);
 
-/* Implementation of operation triplets
- * From Application to Source (Audio Information) */
-TW_UINT16 SANE_AudioFileXferGet
-    (pTW_IDENTITY pOrigin, TW_MEMREF pData);
-TW_UINT16 SANE_AudioInfoGet
-    (pTW_IDENTITY pOrigin, TW_MEMREF pData);
-TW_UINT16 SANE_AudioNativeXferGet
-    (pTW_IDENTITY pOrigin, TW_MEMREF pData);
-
 /* Implementation of TWAIN capabilities */
 TW_UINT16 SANE_ICAPXferMech (pTW_CAPABILITY pCapability, TW_UINT16 action);