-UInt32 CheckExtents( void *extents, UInt32 blocks, Boolean isHFSPlus );
-OSErr DeleteExtents( ExtendedVCB *vcb, UInt32 fileNumber, Boolean isHFSPlus );
-OSErr MoveExtents( ExtendedVCB *vcb, UInt32 srcFileID, UInt32 destFileID, Boolean isHFSPlus );
-void CopyCatalogNodeInfo( CatalogRecord *src, CatalogRecord *dest );
-void CopyBigCatalogNodeInfo( CatalogRecord *src, CatalogRecord *dest );
-void CopyExtentInfo( ExtentKey *key, ExtentRecord *data, ExtentsRecBuffer *buffer, UInt16 bufferCount );
+static UInt32 CheckExtents( void *extents, UInt32 blocks, Boolean isHFSPlus );
+static OSErr DeleteExtents( ExtendedVCB *vcb, UInt32 fileNumber, Boolean isHFSPlus );
+static OSErr MoveExtents( ExtendedVCB *vcb, UInt32 srcFileID, UInt32 destFileID, Boolean isHFSPlus );
+static void CopyCatalogNodeInfo( CatalogRecord *src, CatalogRecord *dest );
+static void CopyBigCatalogNodeInfo( CatalogRecord *src, CatalogRecord *dest );
+static void CopyExtentInfo( ExtentKey *key, ExtentRecord *data, ExtentsRecBuffer *buffer, UInt16 bufferCount );