implement, xtoa(), but I think defining the samestring 50 times is a bit too much. Defined HEXDIGITS and hexdigits in subr_prf.c and use it...
from toccata.fugue.com. Ported to netbsd by Bill Studenmund. Changes: - KNF - remove endian.h - adapt to the new arp code. - fix small biff's with spl/splx.