PK_ATTDEF_is_group_closing

PK_ERROR_code_t                       PK_ATTDEF_is_group_closing
(
--- received arguments ---
PK_ATTDEF_t                           attdef,       --- attribute definition
const PK_ATTDEF_is_group_closing_o_t *options,      --- options

--- returned arguments ---
PK_LOGICAL_t                   *const group_closing --- whether group closing
)


This function asks whether the given 'attdef' is a group closing attribute
definition.


The concept of group closing attribute definition is described under
PK_ATTDEF_set_group_closing.