nfqws: BSD/clang build fix

nfq/nfqws.c

@@ -1616,7 +1616,7 @@ enum opt_indices {
 #ifdef __linux__
 	IDX_BIND_FIX4,
 	IDX_BIND_FIX6,
-#elif defined(__CYGWIN__),
+#elif defined(__CYGWIN__)
 	IDX_WF_IFACE,
 	IDX_WF_L3,
 	IDX_WF_TCP,
@@ -1895,6 +1895,7 @@ int main(int argc, char **argv)
 			break;
 #ifndef __CYGWIN__
 		case IDX_USER:
+			{
 				struct passwd *pwd = getpwnam(optarg);
 				if (!pwd)
 				{
@@ -1904,6 +1905,7 @@ int main(int argc, char **argv)
 				params.uid = pwd->pw_uid;
 				params.gid = pwd->pw_gid;
 				params.droproot = true;
+			}
 			break;
 		case IDX_UID:
 			params.gid = 0x7FFFFFFF; // default gid. drop gid=0