[ticket/9790] Support for nginx's X-Accel-Redirect header for attachments.

PHPBB3-9790

phpBB/docs/nginx.sample.conf

@@ -3,6 +3,14 @@
 # from your system's nginx.conf.
 # Tested with nginx 0.8.35.
 
+# If you want to use the X-Accel-Redirect feature,
+# add the following to your config.php.
+#
+#  define('PHPBB_ENABLE_X_ACCEL_REDIRECT', true);
+#
+# See http://wiki.nginx.org/XSendfile for the details
+# on X-Accel-Redirect.
+
 http {
     # Compression - requires gzip and gzip static modules.
     gzip on;