_IO_STATUS_BLOCK

Metadatacopy
struct _IO_STATUS_BLOCK {
    union {
        long Status;/* 0x0  4 */
        void* Pointer;/* 0x0  4 */
    };/* 0x0  4 */
    unsigned long Information;/* 0x4  4 */
};
/* source: Windows 2000 RC2 DDK Alpha libcntpr.lib CodeView type records; build 2128 per the DDK's ntverp.h */