LikePages are pages which share an initial or final word with that page. See also 
Wiki:LikePages and MeatBall:LikePages.
These pages share an initial or final title word with '[ -d /proc/`cat ${LOCK_DIR}/vpnd.pid`?'
No other page links to [ -d /proc/`cat ${LOCK_DIR}/vpnd.pid` yet.
