$ pecl install SCGI
$ nano /etc/nginx/sites-available/default
location /backuppc {
alias /usr/share/backuppc;
}
location /BackupPC_Admin {
include /etc/nginx/scgi_params;
scgi_pass 127.0.0.1:10268;
}
$ nano /etc/backuppc/config.pl
$Conf{SCGIServerPort} = 10268;