+AC_ARG_WITH([blerg-path],
+AC_HELP_STRING([--with-blerg-path=@<:@DIR@:>@],
+[Base directory for database default=/var/lib/blerg]
+),
+[
+if test "$withval" != "no"; then
+ AC_DEFINE_UNQUOTED([DATA_PATH], ["$withval"], [Base data directory])
+else
+ AC_MSG_ERROR(blerg-path MUST be defined)
+fi
+],
+[AC_DEFINE([BLERG_PATH], ["/var/lib/blerg"], [Base data directory])]
+)
+