syscall separation stage 3

[David Rhodus]

:> Rewrite the related legacy syscalls and place them in the 43bsd  
emulation
:> directory.  Also move the definition of omsghdr to the emulation  
directory.
:>
:>  
http://www.gomerbud.com/daver/patches/dragonfly/syscall-separation- 
3.diff
:>
:> I'll commit this early Thursday if people like it.
:
:I haven't heard form anyone yet and I'd like *some* feedback before
:committing this.
Yeah, I spent sometime tonight. Looks like everything is still on track  
with
everything else you've been doing....

-DR