org-export-insert-default-template
org-export-insert-default-template is an interactive autoloaded Lisp function in `ox.el
'.
(org-export-insert-default-template &optional BACKEND SUBTREEP)
Insert all export keywords with default values at beginning of line.
BACKEND is a symbol referring to the name of a registered export
back-end, for which specific export options should be added to
the template, or `default' for default template. When it is nil,
the user will be prompted for a category.
If SUBTREEP is non-nil, export configuration will be set up
locally for the subtree through node properties.