+int mandoc_getcontrol(const char *, int *);
+int mandoc_strntoi(const char *, size_t, int);
+
+void mdoc_free(struct mdoc *);
+struct mdoc *mdoc_alloc(struct roff *, struct mparse *);
+void mdoc_reset(struct mdoc *);
+int mdoc_parseln(struct mdoc *, int, char *, int);
+int mdoc_endparse(struct mdoc *);
+int mdoc_addspan(struct mdoc *, const struct tbl_span *);
+int mdoc_addeqn(struct mdoc *, const struct eqn *);
+
+void man_free(struct man *);
+struct man *man_alloc(struct roff *, struct mparse *);
+void man_reset(struct man *);
+int man_parseln(struct man *, int, char *, int);
+int man_endparse(struct man *);
+int man_addspan(struct man *, const struct tbl_span *);
+int man_addeqn(struct man *, const struct eqn *);
+
+void roff_free(struct roff *);
+struct roff *roff_alloc(struct mparse *);
+void roff_reset(struct roff *);
+enum rofferr roff_parseln(struct roff *, int,
+ char **, size_t *, int, int *);
+void roff_endparse(struct roff *);
+int roff_regisset(const struct roff *, enum regs);
+unsigned int roff_regget(const struct roff *, enum regs);
+void roff_regunset(struct roff *, enum regs);
+char *roff_strdup(const struct roff *, const char *);
+#if 0
+char roff_eqndelim(const struct roff *);
+void roff_openeqn(struct roff *, const char *,
+ int, int, const char *);
+int roff_closeeqn(struct roff *);
+#endif
+
+const struct tbl_span *roff_span(const struct roff *);
+const struct eqn *roff_eqn(const struct roff *);