- Except for <B>form_opts</B>, each routine returns one of the following:
-
- <B>E_OK</B> The routine succeeded.
-
- <B>E_SYSTEM_ERROR</B>
- System error occurred (see <B>errno(3)</B>).
-
-
-</PRE><H2><a name="h2-SEE-ALSO">SEE ALSO</a></H2><PRE>
- <B><A HREF="curses.3X.html">curses(3X)</A></B>, <B><A HREF="form.3X.html">form(3X)</A></B>.