Ensure that REUSEADDR flag is only applied for TCP

easysock.c

@@ -52,10 +52,11 @@ SOCKET create_socket(int network, char transport) {
 
 	int newSock = socket(domain,type,0);
 
-	/* Set REUSEADDR flag, allowing program to be run twice */
+	/* Set REUSEADDR flag for TCP, allowing program to be run twice */
+	if (transport == ES_UDP) {
 		int set_opt = 1;
 		setsockopt(newSock, SOL_SOCKET, SO_REUSEADDR, (char *)&set_opt, sizeof(set_opt));
-
+	}
 	return newSock;
 }