Since XBoard 4.8 (the first version that supports Chu Shogi) rank counting
starts from 0 only for boards exactly 10 ranks deep. So Chu, Dai etc. all
have to start counting at 1.
#define BSIZE BWMAX*BHMAX\r
#define ZONE zone\r
\r
-#define ONE (currentVariant == V_SHO || currentVariant == V_CHESS || currentVariant == V_SHATRANJ || currentVariant == V_MAKRUK || currentVariant == V_LION)\r
+#define ONE 1 /* currently no variants with 10-deep board */\r
\r
#define BLACK 0\r
#define WHITE 1\r