Added error checking for return value from 'easysock' functions

main.c

@@ -73,6 +73,9 @@ int main(int argc,char* argv[]) {
 	char preferred_transport = 'T';
 	struct sockaddr addr_struct;
 	int server_sock = create_local(preferred_local_network,preferred_transport,local_addr,local_port,&addr_struct);
+	if (server_sock < 0) {
+		exit(-1 * server_sock);
+	}
 	int addrlen;
 	if (check_ip_ver(local_addr) == 4) {
 		addrlen = sizeof(struct sockaddr_in);
@@ -90,6 +93,9 @@ int main(int argc,char* argv[]) {
 	while (1) {
 		int from_client = accept(server_sock,&addr_struct,(socklen_t *)&addrlen);
 		int to_server = create_remote(preferred_remote_network,preferred_transport,remote_addr,remote_port,&remote_addr_struct);
+		if (to_server < 0) {
+			exit(-1 * to_server);
+		}
 
 		printf("Connection established to %s:%d\n",remote_addr,remote_port);
 		if (fork() == 0) {