pr-ps-name

pr-ps-name is a variable defined in `printing.el'.
Its value is

default

Documentation:
Specify a printer for printing a PostScript file.

This printer name symbol should be defined on `pr-ps-printer-alist' (see it for
documentation).

This variable should be modified by customization engine. If this variable is
modified by other means (for example, a lisp function), use `pr-update-menus'
function (see it for documentation) to update PostScript printer menu.

You can customize this variable.