-if (Req->argc < Min || Req->argc > Max) \
- return IRC_WriteStrClient(Client, ERR_NEEDMOREPARAMS_MSG, \
- Client_ID(Client), Req->command);
+if (Req->argc < Min || Req->argc > Max) { \
+ return IRC_WriteErrClient(Client, ERR_NEEDMOREPARAMS_MSG, \
+ Client_ID(Client), Req->command); \
+}