git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@4774 c06c8d41-db1a-0410-9941-cceddc491573
F5QMLBGNGXNFJS45SCYEFKO2SHF6MJV26N23PEO677OKKZIVRH6QC
DH3D44HGNRXTSZLL5HTHKOPKCO4VZQZVBEMFOAPRJGQMLGN2BFQAC
K2CS6TCX2NDVL2ASEHGP4J4K4IJ6FP3ANNKTSIWVG43HPYSBX6ZQC
return (cblink? one_chance_in(3) : !one_chance_in(3));
return (cblink ? one_chance_in(3) : !one_chance_in(3));