Fixed fail. Removed some debug output

loop.c

@@ -107,7 +107,6 @@ int net_getline (char **s, size_t *l) {
   _l = l;
   rl_callback_handler_install (0, got_it);
   net_loop (1, is_got_it);
-  printf ("'%s'\n", *s);
   return 0;
 }
 

queries.c

@@ -360,7 +360,6 @@ char *suser;
 extern int dc_working_num;
 void do_send_code (const char *user) {
   suser = strdup (user);
-  fprintf (stderr, "user='%s'\n", user);
   want_dc_num = 0;
   clear_packet ();
   out_int (CODE_auth_send_code);
@@ -440,7 +439,6 @@ int do_auth_check_phone (const char *user) {
   clear_packet ();
   out_int (CODE_auth_check_phone);
   out_string (user);
-  printf ("'%s'\n", user);
   check_phone_result = -1;
   send_query (DC_working, packet_ptr - packet_buffer, packet_buffer, &check_phone_methods, 0);
   net_loop (0, cr_f);

structures.c

@@ -109,7 +109,7 @@ void fetch_user (struct user *U) {
     int ok = 1;
     int i;
     for (i = 0; i < user_num + chat_num; i++) {
-      if (Peers[i] != (void *)U && !strcmp (Peers[i]->print_name, U->print_name)) {
+      if (Peers[i] != (void *)U && Peers[i]->print_name && !strcmp (Peers[i]->print_name, U->print_name)) {
         ok = 0;
         break;
       }