\[\begin{tabular}{| l | l | p{0.4\textwidth}|}
\hline
	\multicolumn{1}{|c|}{\bf Variable} &
		\multicolumn{1}{|c|}{\bf Example} &
			\multicolumn{1}{|c|}{\bf Description} \\
\hline
	\tt TAILOR&	\tt /usr/lib/pp/tailor&
					Location of the pp tailor file\\
	\tt CMDDIR&	\tt /usr/lib/pp&Directory for PP basic commands\\
	\tt CHANDIR&	\tt /usr/lib/pp/chans&
					Directory for channel programs\\
	\tt FORMDIR&	\tt /usr/lib/pp/format&
					Directory for the simple
					formatting channels\\
	\tt TOOLDIR&	\tt /usr/lib/pp/tools&
					Directory for miscellaneous 
					shell scripts and debugging tools\\
	\tt LOGDIR&	\tt /usr/lib/pp/logs&	Directory for PP logs\\
	\tt QUEDIR&	\tt /usr/spool/pp&
					Location of the PP queue directory\\
	\tt TBLDIR&	\tt /usr/lib/pp/tables&
					The directory containing the
					table files\\
	\tt LIBSYS&	\tt -ldsap -lisode&	
					External libraries required - must
					include ISODE and DSAP\\
	\tt LIBRESOLV&	\tt -lresolv&	Resolver library for bind (empty
					if nameserver not required) \\
	\tt USRBINDIR&	\tt /usr/local/bin&
					Directory for user binaries\\
	\tt OPTIONALCHANS&\tt list 822-local smtp &
					List of optional channels you require \\
	\tt OPTIONALFILTERS&\tt ascii2fax &	List of optional filters\\
	\tt MANDIR&	\tt /usr/local/man&
					Directory to place manual
					pages under \\
	\tt MANOPTS&	\tt -bsd42&	Manual page installation
					options\\
	\tt NIFTPSRC&	\tt /usr/src/niftp&
					Directory containing the
source to unix-niftp package. (Only required if you wish to run grey
book mail). \\
	\tt NIFTPINTERFACE&\tt sun&	Niftp interface being used
(restrictions as above)\\
\hline
\end{tabular}\]
