Build only changes

[Slawa Olhovchenkov]

On Mon, Nov 30, 2015 at 06:56:01PM +0600, Alexander Kuleshov wrote:

> Hello Slawa,
> 
> On Mon, Nov 30, 2015 at 6:09 PM, Slawa Olhovchenkov <slw at zxy.spb.ru> wrote:
> >
> > May be `make buildworld -DNO_CLEAN` is enough?
> >
> > For some dirs I am do direct build. For other this is not work.
> 
> Thank you for reply, but anyway it's too long to wait. Would great to have
> options for skipping contrib/, usr.bin/ and other non-related to
> changes directories,
> but unfortunately didn't see it in Makefiles.

make _includes _libraries everything build32 ?