+/*
+ * start_html - Start HTML output.
+ * @title: The title for the HTML.
+ *
+ * Takes a title string and starts HTML output, including the
+ * Content-Type header all the way up to <BODY>.
+ */
+void start_html(const char *title);
+
+/*
+ * end_html - End HTML output.
+ *
+ * Ends HTML output - closes the BODY and HTML tags.
+ */
+void end_html(void);
+
+char x2c(const char *what);