Please note that the following shell scripts were written and
contributed by Joe Lee, the part-time lecturer, with minor changes by
Nick.  Any errors due to Nick, all the good stuff due to Joe.

Thanks, Joe.

arith
at_cron
if1
if2
loop
loop2
var1
var2
var3

These scripts were written by Nick:

getopts-1
grepforshellcmd
tempfile-1
tempfile-2
test_at_star
testquote
testquote-while
trap-1
