Apple AppleShare 3.0 File Server Controls - Manual (Page 26)

Flags := UNRFSendMsgMask; { send a message }
Message := 'Moof!';
err := MySCSendMessage(DiscArrayPtr, ArrayCount,
Flags, @Message);
IF err = noErr THEN
{ the message was sent }
ELSE
BEGIN
{ handle any errors from SCSendMessage }
END
END
ELSE { there are no users connected }
; { do nothing }
DisposPtr(Ptr(DiscArrayPtr));
END
ELSE
BEGIN
{ handle memory manager error }
END;
END;
Setting or clearing the copy-protect status of files
This section describes the server control calls that let you set or clear the
copy-protect status of files on a file server.
SCSetCopyProtect
The following function calls SCSetCopyProtect to set the copy-protect status
of a file.
Note This call is not supported by Macintosh File Sharing.
FUNCTION MySCSetCopyProtect (NamePtr: StringPtr;
VRefNum: Integer;
DirID: LongInt): OSErr;