The MCI_UNDO command reverses the most recent successful MCI_CUT, MCI_COPY, MCI_DELETE, or MCI_PASTE command. Digital-video devices recognize this command.
MCIERROR mciSendCommand(MCIDEVICEID wDeviceID, MCI_UNDO,
DWORD dwFlags, (DWORD) (LPMCI_GENERIC_PARMS) lpUndo);
Returns zero if successful or an error otherwise.
Windows NT: Requires version 3.1 or later.
Windows: Requires Windows 95 or later.
Windows CE: Unsupported.
Header: Declared in mmsystem.h.
MCI Overview, MCI Commands, MCI_CUT, MCI_COPY, MCI_DELETE, MCI_GENERIC_PARMS, MCI_PASTE