void mdoc_elem_alloc(struct roff_man *, int, int,
int, struct mdoc_arg *);
struct roff_node *mdoc_block_alloc(struct roff_man *, int, int,
int, struct mdoc_arg *);
void mdoc_elem_alloc(struct roff_man *, int, int,
int, struct mdoc_arg *);
struct roff_node *mdoc_block_alloc(struct roff_man *, int, int,
int, struct mdoc_arg *);