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</PRE><H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>
- Routines that return pointers return <STRONG>NULL</STRONG> on error, and set errno to
+ Routines that return pointers return <STRONG>NULL</STRONG> on error, and set <STRONG>errno</STRONG> to
the corresponding error-code returned by functions returning an inte-
ger. Routines that return an integer return one of the following error
codes:
<STRONG><A HREF="ncurses.3x.html">curses(3x)</A></STRONG> and related pages whose names begin "form_" for detailed
descriptions of the entry points.
- This describes <STRONG>ncurses</STRONG> version 6.1 (patch 20191012).
+ This describes <STRONG>ncurses</STRONG> version 6.2 (patch 20200425).