Function: plotpointtype
Class: highlevel
Section: graphic
C-Name: rectpointtype
Prototype: vLL
Help: plotpointtype(w,type): change the type of following points in
 rectwindow w. type -1 corresponds to a dot, larger values may correspond to
 something else. w=-1 changes highlevel plotting.
Doc: change the type of points subsequently plotted in rectwindow $w$.
 $\var{type} = -1$ corresponds to a dot, larger values may correspond to
 something else. $w = -1$ changes highlevel plotting. This is only taken into
 account by the \kbd{gnuplot} interface.
