lua_toboolean
lua_pushstring(L, (lua_toboolean(L, idx) ? "true" : "false"));
if (!lua_toboolean(L, 1))
if (find && (lua_toboolean(L, 4) || nospecials(p, lp))) {
if (!lua_toboolean(L, -1)) { /* nil or false? */
res = lua_toboolean(L, -1);
LUA_API int (lua_toboolean) (lua_State *L, int idx);
key = (lua_toboolean(state, -2) == B_TRUE ?
lua_toboolean(state, index));
ddsa.ddsa_defer = lua_toboolean(state, 2);
boolean_t sync = lua_toboolean(state, lua_upvalueindex(2));