hint-sudo.1() {
cat << EOF
	Sudo's configuration file is /etc/sudoers, which
	is normally accessed via the visudo command. 
	Examine this file and make sure you understand what
	each uncommented line means. 

EOF
}

hint-sudo.2() {
cat << EOF
	The line:

	student	localhost = (ALL) ALL

	is important. It means "student may run
	any command as any user on the system 
	with hostname localhost".

EOF
}

hint-sudo.3() {
cat << EOF
	Look closely at the error message student gets when 
	attempting to run sudo. Consider it in light of what 
	you know about the settings in /etc/sudoers.
	
EOF
}

hint-sudo.4() {
cat << EOF
	What is your system's hostname? Is it the same as the
	hostname specified in /etc/sudoers? If you need to 
	confirm what your hostname is, run the hostname command.

EOF
}

hint-sudo.5() {
cat << EOF
	Once the hostname error is resolved, read through the
	comments in the file to determine the needed option
	to avoid having to type in the student password each time.
	Make sure you also update the %wheel line.

EOF
}

