- Some historic curses implementations had, as an undocumented feature,
- the ability to do the equivalent of <STRONG>clearok(...,</STRONG> <STRONG>1)</STRONG> by saying <STRONG>touch-</STRONG>
+ The SVr4.0 manual says that these functions could return "a non-nega-
+ tive integer if <STRONG>immedok</STRONG> is set", referring to the return-value of <STRONG>wre-</STRONG>
+ <STRONG>fresh</STRONG>. In that implementation, <STRONG>wrefresh</STRONG> would return a count of the
+ number of characters written to the terminal.
+
+ Some historic curses implementations had, as an undocumented feature,
+ the ability to do the equivalent of <STRONG>clearok(...,</STRONG> <STRONG>1)</STRONG> by saying <STRONG>touch-</STRONG>