This structure contains fields for the MIDIQueryInstanceList function.
typedef struct _MIDIINSTANCEINFO {
ULONG ulStructLength; /* Structure length. */
MINSTANCE minstance; /* Instance number. */
ULONG ulClassNumber; /* Class number. */
CHAR szmInstanceName[MIDI_NAME_LENGTH]; /* Instance name. */
ULONG ulNumLinks; /* Number of links. */
ULONG ulAttributes; /* Instance attributes. */
} MIDIINSTANCEINFO;
typedef MIDIINSTANCEINFO * PMIDIINSTANCEINFO ;