fn timestampToPosix(nanoseconds: i96) posix.timespec
fn timestampToPosix(nanoseconds: i96) posix.timespec { return .{ .sec = @intCast(@divFloor(nanoseconds, std.time.ns_per_s)), .nsec = @intCast(@mod(nanoseconds, std.time.ns_per_s)), }; }