root@sandra-VirtualBox:/home/sandra/Desktop/Aplikacje/zssl# gcc ssl_server.cpp -lssl -lcrypto -o ssl_server
ssl_server.cpp: In function ‘int main(int, char**)’:
ssl_server.cpp:140:67: error: cannot convert ‘size_t* {aka long unsigned int*}’ to ‘socklen_t* {aka unsigned int*}’ for argument ‘3’ to ‘int accept(int, sockaddr*, socklen_t*)’
     sd = accept (listen_sd, (struct sockaddr*)&sa_cli, &client_len);
                                                                   ^
ssl_server.cpp:144:82: warning: format ‘%lx’ expects argument of type ‘long unsigned int’, but argument 2 has type ‘in_addr_t {aka unsigned int}’ [-Wformat=]
 rintf("Polaczenie z %lx, port %x\n", sa_cli.sin_addr.s_addr, sa_cli.sin_port);