git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@6694 c06c8d41-db1a-0410-9941-cceddc491573
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K2CS6TCX2NDVL2ASEHGP4J4K4IJ6FP3ANNKTSIWVG43HPYSBX6ZQC
keyin = tolower(c_getch());
keyin = tolower(getchm(KC_CONFIRM));
int keyin = tolower(c_getch());
int keyin = tolower(getchm(KC_CONFIRM));