''HEAD, DEFAULT INPUT PACKET
     // EDIT DATE   21AUG78  17:28
     // SOURCE FILE DEFIPKT.LO
     // AUTHOR      A. J. HOWARD
     DEF I PKT: [I.BUF],
     BUFFER SIZE: 72,
     DEF I PKT: DEF I PKT =
        'LOC' BUFFER,
        1,
        BUFFER SIZE,
        1,
        'LOC' TTY INPUT,
        0,
     BUFFER [BUFFER SIZE] =
        'FOR' BUFFER SIZE 'LBR' " " 'RBR'
 ;
 ;DEFAULT INPUT PACKET:
     .....
''END