[PATCH] fix up example syscalls

[Jeff Johnston]

Patch checked in.

-- Jeff J.

Bob Wilson wrote:
> This patch fixes the libc docs to use consistent formatting for the  
> example syscall code.  It also updates the sbrk and write examples to  
> more closely match the stubs in libgloss.
> 
> 2005-10-11  Bob Wilson  <bob.wilson@acm.org>
> 
>         * libc/sys.tex (Stubs): Format examples consistently.   Change sbrk
>         example to use "_end" symbol instead of "end".  Change write  
> example
>         to use "outbyte" instead of "writechar".
> 
>