Code:
* 12. Getting contents of Pandora's Box
*
*     Add 10 to function numbers listed above
*
*     NOTE: FU920011 returns a pointer to existing message
*
* 13. Box limit control
*
*     Placement function reuses box IDs. If a box is no longer present on the
*     map its ID will be used to make a new box. If the box limit is reached (no
*     IDs available) then placement function will fail.
*
*     FU920098:P?count;
*            - get maximum number of boxes
*
*     FU920099:Pcount;
*            - set maximum number of boxes
*
*     WARNING: It is not recommended to set limit to more than 200 (default).
*              This may cause undefined behaviour.
*
*     WARNING: Reducing the limit will make the game unstable (unless you know
*              what you are doing). Do this at your own risk.