-[DICTIONARY="/usr/dict/words"])
-AC_DEFINE_UNQUOTED([DICTIONARY], ["$DICTIONARY"])
+[AC_CACHE_CHECK([dictionary], [mdw_cv_dictionary],
+ [for mdw_cv_dictionary in \
+ /usr/share/dict/words \
+ /usr/dict/words; do
+ test -r "$i" && break
+ done])
+ DICTIONARY=$mdw_cv_dictionary])
+AC_DEFINE_UNQUOTED([DICTIONARY], ["$DICTIONARY"],
+ [Define this to be your default wordlist location.])