fn openDevNullFile(context: ?*anyopaque) callconv(.c) void
fn openDevNullFile(context: ?*anyopaque) callconv(.c) void { const ev: *Evented = @ptrCast(@alignCast(context)); ev.dev_null_file = dirOpenFile(ev, .cwd(), "/dev/null", .{ .mode = .read_write }); }