First draft of the Y2038 design document

[Paul Eggert]

Florian Weimer wrote:
> Do you really need new system calls if the existing arguments only take
> arguments specifying relative time?

Yes. For example, the shell command 'sleep Infinity' wants to sleep forever, so 
it'd like to invoke nanosleep with a struct timespec where tv_sec = 2**63 - 1. 
Currently 'sleep' doesn't do that because it knows nanosleep is broken, but it'd 
be nicer to have a nanosleep that Just Works.