extern int (*Mf_getc)();
extern int (*Mf_header)();
extern int (*Mf_trackstart)();
extern int (*Mf_trackend)();
extern int (*Mf_noteon)();
extern int (*Mf_noteoff)();
extern int (*Mf_pressure)();
extern int (*Mf_parameter)();
extern int (*Mf_pitchbend)();
extern int (*Mf_program)();
extern int (*Mf_chanpressure)();
extern int (*Mf_sysex)();
extern int (*Mf_metamisc)();
extern int (*Mf_seqspecific)();
extern int (*Mf_seqnum)();
extern int (*Mf_text)();
extern int (*Mf_eot)();
extern int (*Mf_timesig)();
extern int (*Mf_smpte)();
extern int (*Mf_tempo)(long);
extern int (*Mf_keysig)();
extern int (*Mf_arbitrary)();
extern int (*Mf_error)();
extern long Mf_currtime;
extern int Mf_nomerge;

#define NOTEOFF 0x80
#define NOTEON 0x90
#define PRESSURE 0xa0
#define PARAMETER 0xb0
#define PITCHBEND 0xe0
#define PROGRAM 0xc0
#define CHANPRESSURE 0xd0