pub fn setTimestampToPosix(set_ts: File.SetTimestamp) posix.timespec
pub fn setTimestampToPosix(set_ts: File.SetTimestamp) posix.timespec { return switch (set_ts) { .unchanged => posix.UTIME.OMIT, .now => posix.UTIME.NOW, .new => |t| timestampToPosix(t.nanoseconds), }; }