int mdoc_tail_alloc(struct mdoc *, int, int, int);
int mdoc_body_alloc(struct mdoc *, int, int, int);
void mdoc_node_free(struct mdoc_node *);
int mdoc_tail_alloc(struct mdoc *, int, int, int);
int mdoc_body_alloc(struct mdoc *, int, int, int);
void mdoc_node_free(struct mdoc_node *);