192 #define lua_getfield_and_type(L,idx,k) \  argument
193        (lua_getfield((L),(idx),(k)), lua_type((L),-1))
197 #define lua_getfield_and_type(L,idx,k) \  argument
198         lua_getfield((L),(idx),(k))
205 lua_tointegerx (lua_State * const L, int idx, int *isnum)  in lua_tointegerx()  argument
209     *isnum = lua_isnumber(L, idx);  in lua_tointegerx()
210     return *isnum ? lua_tointeger(L, idx) : 0;  in lua_tointegerx()
460 static const_buffer magnet_checkconstbuffer(lua_State *L, int idx) {  in magnet_checkconstbuffer()  argument
462 	if (!lua_isnoneornil(L, idx))  in magnet_checkconstbuffer()
463 		cb.ptr = luaL_checklstring(L, idx, &cb.len);  in magnet_checkconstbuffer()
471 static const buffer* magnet_checkbuffer(lua_State *L, int idx, buffer *b) {  in magnet_checkbuffer()  argument
472 	const_buffer cb = magnet_checkconstbuffer(L, idx);  in magnet_checkbuffer()