another way to patch the images

howto/quintex.md

@@ -206,6 +206,9 @@ index 2d15f500..3260ad6e 100644
  #define IMAGE_ARCHIVE_CMD	/* Archive image management commands */
 ```
 
+An alternative to this is to use [named configurations](https://ipxe.org/appnote/named_config) instead of
+patching the global file.
+
 ## iPXE booting
 
 To boot a rescue system, you first need to build the above modified