which contains tables and routines necessary to play
a generalized \fIA\s-2DVENTURE\s+2(6)\fR-like game. If the
input file does not exist, the directory /usr/games/ddllib
is searched. The game is terminated either by a quit
command recognized by the \s-2DDL\s+2 program, or by
Adler, Kostanick, Stein and Urban:
.I "A Brief Introduction to UCLA Dungeon Definition Language"