pub unsafe extern "system" fn PeerDistServerOpenContentInformationEx(
hpeerdist: isize,
cbcontentidentifier: u32,
pcontentidentifier: *const u8,
ullcontentoffset: u64,
cbcontentlength: u64,
pretrievaloptions: *const PEERDIST_RETRIEVAL_OPTIONS,
hcompletionport: HANDLE,
ulcompletionkey: usize,
phcontentinfo: *mut isize,
) -> u32