>> You will notice that this kit also builds and installs NetBSD's
>> 'install', as taken from /usr/src/usr.sbin/xinstall -- that is b/c IRIX'
>> install uses '-u user' instead of '-o user'.  I figured other operating
>> systems might also have (otherwise) incompatible install's, so I
>> included it.

>Is it appropriate to include a `install.sh' instead? It will be a bit
>slower, but more portable (read: less maintenance) :)

FWIW there is an install-sh included in bmake.  
I use it a lot - because it has the nice "feature" of 
moving the old file aside (makes uninstall possible).

--sjg