Re: patch: use err, not errno

[Thomas Bushnell, BSG]

James A Morrison <ja2morri@student.math.uwaterloo.ca> writes:

> Ok, I've grep'd through the hurd source looking for instances of errno being
> assigned directly.  These seem to be the places where setting errno isn't 
> right.  

What's the reason for this?

> I've also changed !var to var == MACH_PORT_NULL where appropriate 
> because some documentation, mach.texi, says MACH_PORT_NULL is not assumed to
> be 0 in the Hurd system.

This is always fine.