not the old one.
git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@8590 c06c8d41-db1a-0410-9941-cceddc491573
NIXPEWO5FHL4MO24M4NVSBCBCRUD7QTABGMS3FPVGSWGWTA5XFJAC
2UO6ZOW7UCP5XJ2TJ26PJNQABILK2BZ4J3BAKLOKMZPJDQHW24MAC
7Y5HSDFKA5TPLS2TWTRFMQVX6UXUDHXU5MUMXQSDFAIY4THQ3BIQC
K2CS6TCX2NDVL2ASEHGP4J4K4IJ6FP3ANNKTSIWVG43HPYSBX6ZQC
QNIQ2NBBIERVCA2YTD3O3P6QPJ5M6VDVGGX7V2BWXTW5553T4PVAC
mons_check_pool(this, oldpos);
mons_check_pool(this, pos());