Type Definition windows_sys::Win32::Storage::FileSystem::PFN_IO_COMPLETION

pub type PFN_IO_COMPLETION = Option<unsafe extern "system" fn(pcontext: *mut FIO_CONTEXT, lpo: *mut FH_OVERLAPPED, cb: u32, dwcompletionstatus: u32)>;

Required features: "Win32_Storage_FileSystem", "Win32_Foundation"