#include #include MpuSetTrack(f,n) /* ** Set the current track on 'f' (a midi device) to 'n'. ** 'n' is 0-7, or 'MPU_TR_COM' (midi command track), ** or 'MPU_TR_COND' (conductor track). ** Tracks 0-7 are used for play data. See 'MidiPlayInit' ** and '/usr/midi/src/bin/play.c'. */ { return ioctl(f,MPU_IOC_TRACK,&n); }