diff -uNr libwebsockets-4.2.0/lib/core-net/client/conmon.c libwebsockets-4.2.0.mod/lib/core-net/client/conmon.c
--- libwebsockets-4.2.0/lib/core-net/client/conmon.c	2021-04-15 16:44:02.000000000 +0000
+++ libwebsockets-4.2.0.mod/lib/core-net/client/conmon.c	2021-05-04 22:56:10.375662322 +0000
@@ -91,7 +91,7 @@
 			 * No we don't already have a copy of this one, let's
 			 * allocate and append it then
 			 */
-			size_t al = sizeof(struct addrinfo) + cai->ai_addrlen;
+			size_t al = sizeof(struct addrinfo) + (unsigned int) cai->ai_addrlen;
 			size_t cl = cai->ai_canonname ?
 					strlen(cai->ai_canonname) + 1 : 0;
 
@@ -102,7 +102,7 @@
 			}
 			*ai = *cai;
 			ai->ai_addr = (struct sockaddr *)&ai[1];
-			memcpy(ai->ai_addr, cai->ai_addr, cai->ai_addrlen);
+			memcpy(ai->ai_addr, cai->ai_addr, (unsigned int) cai->ai_addrlen);
 
 			if (cl) {
 				ai->ai_canonname = ((char *)ai->ai_addr) +
diff -uNr libwebsockets-4.2.0/lib/core-net/client/connect3.c libwebsockets-4.2.0.mod/lib/core-net/client/connect3.c
--- libwebsockets-4.2.0/lib/core-net/client/connect3.c	2021-04-15 16:44:02.000000000 +0000
+++ libwebsockets-4.2.0.mod/lib/core-net/client/connect3.c	2021-05-04 23:01:59.235665609 +0000
@@ -452,7 +452,11 @@
 	else
 #endif
 		m = connect(wsi->desc.sockfd, (const struct sockaddr *)psa,
+#if defined(__arm__) || defined(__i686__)
+			    (int)n);
+#else
 			    (unsigned int)n);
+#endif
 
 #if defined(LWS_WITH_CONMON)
 	wsi->conmon_datum = lws_now_usecs();
diff -uNr libwebsockets-4.2.0/lib/core-net/client/sort-dns.c libwebsockets-4.2.0.mod/lib/core-net/client/sort-dns.c
--- libwebsockets-4.2.0/lib/core-net/client/sort-dns.c	2021-04-15 16:44:02.000000000 +0000
+++ libwebsockets-4.2.0.mod/lib/core-net/client/sort-dns.c	2021-05-04 22:57:25.443663023 +0000
@@ -634,7 +634,7 @@
 		if (!ds)
 			return 1;
 
-		memcpy(&ds->dest, ai->ai_addr, ai->ai_addrlen);
+		memcpy(&ds->dest, ai->ai_addr, (unsigned int) ai->ai_addrlen);
 		ds->dest.sa4.sin_family = (sa_family_t)ai->ai_family;
 
 		lws_sa46_write_numeric_address(&ds->dest, afip, sizeof(afip));