/* requires previous inclusion of include:exec/io.g */
uint
    KBD_READEVENT	= CMD_NONSTD+0,
    KBD_READMATRIX	= CMD_NONSTD+1,
    KBD_ADDRESETHANDLER = CMD_NONSTD+2,
    KBD_REMRESETHANDLER = CMD_NONSTD+3,
    KBD_RESETHANDLERDONE= CMD_NONSTD+4;