show_file
if(show_file(_PATH_NOLOGIN, 530) == 0) {
show_file(_PATH_FTPWELCOME, 220);
show_file(_PATH_FTPLOGINMESG, code);
if(show_file(_PATH_ISSUE_NET, code) != 0)
show_file(_PATH_ISSUE, code);
show_file(buf);
show_file(str);