nginx.conf

server {
  listen 80;
  server_name s4.local ~^(?<d>\w+)\.s4\.local$;

  server_name_in_redirect off;

  root /Library/WebServer/Documents/$d;
  index bootstrap.php;

  try_files $uri $uri/ bootstrap.php;

  location ~ \.php$ {
    fastcgi_pass  127.0.0.1:9001;
    fastcgi_index bootstrap.php;
    fastcgi_param APPLICATION_ENV development;
    fastcgi_param CUSTOMER $d;
    fastcgi_read_timeout 300;
    include fastcgi.conf;
  }
}