>> 	or, is it more proper?  (exit() with no arg)
>> 	anyways, arch/i386/stand uses exit() inconsistently. 
>It depends on the environment - a normal bootloader has
>nothing to report status to, as opposed to the DOS loader
>where the exit code makes sense.
>After all, we also have a "void main(void)" in some bootloaders,
>so I don't see a necessity to be dogmatic here.

	for i386 case, they all share the same sys/lib/libsa/stand.h.  if
	it is not the case for other arch, i have no problem, 

itojun