pr-ps-utility

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

mpage

Documentation:
Specify PostScript utility symbol.

This utility symbol should be defined on `pr-ps-utility-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 utility menu.

NOTE: Don't forget to download and install the utilities declared on
`pr-ps-utility-alist'.

You can customize this variable.