register_post_status( 'my-custom-draft', array(
'label' => 'my-custom-draft',
'public' => false,
'exclude_from_search' => true,
'show_in_admin_all_list' => true,
'show_in_admin_status_list' => true,
'label_count' => _n_noop( 'my-custom-draft <span class="count">(%s)</span>', 'my-custom-draft <span class="count">(%s)</span>' ),
) );register_post_status(
'draft',
array(
'label' => _x( 'Draft', 'post status' ),
'protected' => true,
'_builtin' => true, /* internal use only. */
'label_count' => _n_noop( 'Draft <span class="count">(%s)</span>', 'Drafts <span class="count">(%s)</span>' ),
)
);