LoadImage           = 0x80012B24;
rand                = 0x800160E4;
rsin                = 0x80016C9C;
rcos                = 0x80016D68;
SquareRoot12        = 0x8001721C;
ratan2              = 0x800190AC;
g_CastleFlags       = 0x8003BDE8;
g_api               = 0x8003C670;
g_CurrentEntity     = 0x8006C274;
g_Clut              = 0x8006C688;
g_Player            = 0x8007268C;
g_Tilemap           = 0x80072B40;
g_Entities          = 0x80072E94;
g_PrimBuf           = 0x80086AA8;
