ncplayer.1: describe -q option completely

doc/man/man1/ncplayer.1.md

@@ -40,7 +40,7 @@ be any non-negative number.
 
 **-k**: Inhibit use of the alternate screen. Necessary if you want the output left on your terminal after the program exits.
 
-**-q**: Don't print frame/timing information along the top of the screen.
+**-q**: Print neither frame/timing information along the top of the screen, nor the output summary on exit.
 
 **-V**: Print the program name and version, and exit with success.