pub fn unreachableCancel( userdata: ?*anyopaque, any_future: *AnyFuture, result: []u8, result_alignment: std.mem.Alignment, ) void
pub fn unreachableCancel( userdata: ?*anyopaque, any_future: *AnyFuture, result: []u8, result_alignment: std.mem.Alignment, ) void { _ = userdata; _ = any_future; _ = result; _ = result_alignment; unreachable; }