{ "bookDepth", ArgInt, (void *) &appData.bookDepth, TRUE, (ArgIniType) 12 },
{ "bookVariation", ArgInt, (void *) &appData.bookStrength, TRUE, (ArgIniType) 50 },
{ "discourageOwnBooks", ArgBoolean, (void *) &appData.defNoBook, TRUE, (ArgIniType) FALSE },
+ { "mcBookMode", ArgTrue, (void *) &mcMode, FALSE, (ArgIniType) FALSE },
{ "defaultHashSize", ArgInt, (void *) &appData.defaultHashSize, TRUE, (ArgIniType) 64 },
{ "defaultCacheSizeEGTB", ArgInt, (void *) &appData.defaultCacheSizeEGTB, TRUE, (ArgIniType) 4 },
{ "defaultPathEGTB", ArgFilename, (void *) &appData.defaultPathEGTB, TRUE, (ArgIniType) "c:\\egtb" },