#ifndef _NTIOAPI_H
typedef enum _IO_COMPLETION_INFORMATION_CLASS
{
IoCompletionBasicInformation
} IO_COMPLETION_INFORMATION_CLASS;
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Enumeration type IO_COMPLETION_INFORMATION_CLASS
is used with NtQueryIoCompletion
function to get information about IO Completion object. Currently only one information class is defined.
Buffer receiving data is described as IO_COMPLETION_BASIC_INFORMATION
structure and has 0x04 bytes length.