pub type LPFN_GETACCEPTEXSOCKADDRS = Option<unsafe extern "system" fn(lpoutputbuffer: *const c_void, dwreceivedatalength: u32, dwlocaladdresslength: u32, dwremoteaddresslength: u32, localsockaddr: *mut *mut SOCKADDR, localsockaddrlength: *mut i32, remotesockaddr: *mut *mut SOCKADDR, remotesockaddrlength: *mut i32)>;
enum LPFN_GETACCEPTEXSOCKADDRS {
None,
Some(unsafe extern "system" fn(_: *const c_void, _: u32, _: u32, _: u32, _: *mut *mut SOCKADDR, _: *mut i32, _: *mut *mut SOCKADDR, _: *mut i32)),
}