extern int bt_ctf_field_type_structure_get_field(
struct bt_ctf_field_type *structure,
const char **field_name, struct bt_ctf_field_type **field_type,
extern int bt_ctf_field_type_structure_get_field(
struct bt_ctf_field_type *structure,
const char **field_name, struct bt_ctf_field_type **field_type,