BSD 4_2 development

BSD 4_2 development
Work on file usr/src/sys/stand/bootxx.c
Work on file usr/src/sys/stand/confxx.c
Work on file usr/src/sys/stand/confhpup.c
Work on file usr/src/sys/stand/conf.c
Work on file usr/src/sys/stand/boot.c
Work on file usr/src/sys/stand/autoconf.c
Work on file usr/src/sys/stand/cat.c
Work on file usr/src/sys/stand/copy.c
Work on file usr/src/sys/stand/idc.c
Work on file usr/src/sys/stand/drtest.c
Work on file usr/src/sys/stand/ht.c
Work on file usr/src/sys/stand/hpmaptype.c
Work on file usr/src/sys/stand/hp.old.c
Work on file usr/src/sys/stand/mba.c
Work on file usr/src/sys/stand/prf.c
Work on file usr/src/sys/stand/rl.c
Work on file usr/src/sys/stand/machdep.c
Work on file usr/src/sys/stand/rk.c
Work on file usr/src/sys/stand/ls.c
Work on file usr/src/sys/stand/imptst.c
Work on file usr/src/sys/stand/mt.c
Work on file usr/src/sys/stand/uba.c
Work on file usr/src/sys/stand/savax.h
Work on file usr/src/sys/stand/srt0.c
Work on file usr/src/sys/stand/ts.c
Work on file usr/src/sys/stand/uda.c
Work on file usr/src/sys/stand/tm.c
Work on file usr/src/sys/stand/ut.c
Work on file usr/src/sys/stand/upmaptype.c
Work on file usr/src/sys/stand/up.old.c

Synthesized-from: CSRG/cd1/4.2