group @code{Preview Gs} for this.
Another noteworthy setting of @code{preview-image-type} is
-@samp{dvipng}: in this case, the @samp{dvipng}
-@pindex dvipng
-program will get run on @acronym{DVI} output (see below for @acronym{PDF}).
+@samp{dvipng}: in this case, the @samp{dvipng}@pindex{dvipng} program
+will get run on @acronym{DVI} output (see below for @acronym{PDF}).
This is in general much faster than Dvips and Ghostscript. In that
case, the option