_FILE_MAILSLOT_QUERY_INFORMATION

recordsMetadatacopy
struct _FILE_MAILSLOT_QUERY_INFORMATION {
    unsigned long MaximumMessageSize;/* 0x0  4 */
    unsigned long MailslotQuota;/* 0x4  4 */
    unsigned long NextMessageSize;/* 0x8  4 */
    unsigned long MessagesAvailable;/* 0xc  4 */
    union _LARGE_INTEGER ReadTimeout;/* 0x10  8 */
};
/* recorded in CDPLAYER.EXE and DISKPERF.EXE, Feb 1993 DDK */