boot/boot.h		1992/0317		Created.
		1992/0318		Change auth and connect functions to drop Method* parameter.
		1992/0322		Remove passtokey.
		1992/0325		Add sauth.
		1992/0522		Add bootfile, boot, bboot.
		1992/0530		Add conffile, getconffile.
		1992/0610		Change readenv to readfile.
		1992/0611		Add *cincon, *bri.
		1992/0909		Add *hybrid.
		1993/0330		Change strings to remove NAMELEN size. Add checkkey, readn, writefile, doauthenticate.
		1993/0501		Change nop, add session.
		1994/0311		Add bargc, bargv.
		1994/0317		Add Nbarg to specify size of bargv.
		1996/0111		Remove afd.
		1996/1225		Change readn to match libc.
		1997/0213		Add *ppp.
		1997/0327		Remove terminal, bootfile, conffile, dk*, *ppp, *9600, *19200, *hs, *incon, *cyc, *bri, *hybrid.
		1999/0316		Add rootdir.
		1999/0610		Add *sac.
		2000/1107		Increase Nbarg.
		2001/0119		Add glendakey.
		2001/0214		Add pushfcall.
		2001/0527		Convert to 9P2000. Remove pushfcall, glendakey, nop, userpasswd. Add statbuf, setusername, old9p.
		2001/0819		Remove Method.auth. Change settime. Add authaddr.
		2001/0820		Add Statsz to replace STATMAX.
		2001/1215		Add *paq.
		2002/0109		Remove auth*. Remove *paq. Add *rc.
		2002/0412		Add *paq.
		2002/0801		Rename *rc to *embed.
		2002/1002		Change settime.