Variable: calc-gnuplot-print-command
calc-gnuplot-print-command is a customizable variable defined in
calc.el.gz.
Value
"lp %s"
Documentation
Name of command for printing GNUPLOT output; %s = file name to print.
Source Code
;; Defined in /usr/src/emacs/lisp/calc/calc.el.gz
(defcustom calc-gnuplot-print-command "lp %s"
"Name of command for printing GNUPLOT output; %s = file name to print."
:type '(choice (string) (sexp)))