anchor.diff:  	&& mv objs/ngx_http_xslt_filter_module.so objs/ngx_http_xslt_filter_module-debug.so \
   	&& mv objs/ngx_http_image_filter_module.so objs/ngx_http_image_filter_module-debug.so \
   	&& mv objs/ngx_http_geoip_module.so objs/ngx_http_geoip_module-debug.so \
  +	&& mv objs/ngx_http_perl_module.so objs/ngx_http_perl_module-debug.so \
   	&& ./configure $CONFIG \
   	&& make \
   	&& make install \
  
positive.code: 	--with-http_xslt_module=dynamic \
  	--with-http_image_filter_module=dynamic \
  	--with-http_geoip_module=dynamic \
  	--with-threads \
  	--with-stream \
  	--with-stream_ssl_module \
  
negative.code: 		libxslt-dev \
  		gd-dev \
  		geoip-dev \
  		perl-dev \
  	&& curl -fSL http://nginx.org/download/nginx-$NGINX_VERSION.tar.gz -o nginx.tar.gz \
  	&& curl -fSL http://nginx.org/download/nginx-$NGINX_VERSION.tar.gz.asc  -o nginx.tar.gz.asc \
  	&& export GNUPGHOME="$(mktemp -d)" \
  