some basic questions

[ronald jiang]

obsd 4.0 i386 without X on an ibm  thinkpad t30

a. How to map Alt to Meta?
  In ksh, Alt really works as meta, but in emcas it doesn't (esc as meta).
b. When compile emacs22, it encounters an error, what say:
  "... don't know how to make faces.elc\n Error code 2"
c. adduser within group wheel, but cannot 'sudo', what's the problem?
d. Do I have to install gmake to make mplayer?
e. My hard disk has ten thounds more cylinders, but when install, the 
maximum allowed is 1024, why?