dialog to select a symbol and its size. Obsolete function
c=getsymbol([title])
:title string, dialog title. : :c vector of size 2 [n,sz]. :
This function designed to work with the xset function is also obsolete .Use the property editor ged instead.
getsymbol opens a dialog choice box with title title if given where the user can select a symbol and its size. getsymbol returns the id of the mark n and the id of its size sz.