$F1FA/61946:   Find free sectors in current track

F1FA: 20 11 F0  JSR $F011
F1FD: 98        TYA
F1FE: 48        PHA
F1FF: 20 20 F2  JSR $F220
F202: A5 80     LDA $80
F204: 20 4B F2  JSR $F24B
F207: 8D 4E 02  STA $024E
F20A: 68        PLA
F20B: 85 6F     STA $6F
F20D: A5 81     LDA $81
F20F: CD 4E 02  CMP $024E
F212: B0 09     BCS $F21D
F214: 20 D5 EF  JSR $EFD5
F217: D0 06     BNE $F21F
F219: E6 81     INC $81
F21B: D0 F0     BNE $F20D
F21D: A9 00     LDA #$00
F21F: 60        RTS

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