Function: plotpointsize
Section: graphic
C-Name: plotpointsize
Prototype: vLG
Obsolete: 2007-05-11
Help: plotpointsize(w,size): change the "size" of following points in
rectwindow w. w=-1 changes global value.
Doc: This function is obsolete. It is currently a no-op.
Changes the ``size'' of following points in rectwindow $w$. If $w = -1$,
change it in all rectwindows.