This structure contains fields for the MCI_SYSINFO message for setting and querying extended attributes associated with a particular device.
typedef struct _MCI_SYSINFO_TYPES {
CHAR szInstallName[MAX_DEVICE_NAME]; /* Install name. */
CHAR szTypes[MAX_TYPEBUFFER+1]; /* Extended-type array. */
} MCI_SYSINFO_TYPES;
typedef MCI _ SYSINFO _ TYPES * PMCI _ SYSINFO _ TYPES ;