FREF_4.txt File type: 'SPEK' (0x5350454B) LocalID: 3 File name: '' FREF_3.txt File type: 'OPTS' (0x4F505453) LocalID: 2 File name: '' FREF_2.txt File type: 'KFIL' (0x4B46494C) LocalID: 1 File name: '' FREF_1.txt File type: 'APPL' (0x4150504C) LocalID: 0 File name: ''