typedef struct bt_field bt_field;
typedef struct bt_field_class bt_field_class;
typedef struct bt_field_class_enumeration_mapping bt_field_class_enumeration_mapping;
typedef struct bt_field_class_signed_enumeration_mapping bt_field_class_signed_enumeration_mapping;
typedef struct bt_field bt_field;
typedef struct bt_field_class bt_field_class;
typedef struct bt_field_class_enumeration_mapping bt_field_class_enumeration_mapping;
typedef struct bt_field_class_signed_enumeration_mapping bt_field_class_signed_enumeration_mapping;