-void print_eqn(struct html *, const struct eqn *);
-void print_paragraph(struct html *);
-
-#if __GNUC__ - 0 >= 4
-__attribute__((__format__ (__printf__, 2, 3)))
-#endif
-void bufcat_fmt(struct html *, const char *, ...);
-void bufcat(struct html *, const char *);
-void bufcat_id(struct html *, const char *);
-void bufcat_style(struct html *,
- const char *, const char *);
-void bufcat_su(struct html *, const char *,
- const struct roffsu *);
-void bufinit(struct html *);
-void buffmt_man(struct html *,
- const char *, const char *);
-void buffmt_includes(struct html *, const char *);
-
-int html_strlen(const char *);