Variable: cvs-diff-program
cvs-diff-program is a variable defined in pcvs-defs.el.gz.
Value
"diff"
Documentation
Name or full path of the best diff program you've got.
NOTE: there are some nasty bugs in the context diff variants of some vendor
versions, such as the one in SunOS-4.
Source Code
;; Defined in /usr/src/emacs/lisp/vc/pcvs-defs.el.gz
;; FIXME: this is only used by cvs-mode-diff-backup
(defvar cvs-diff-program (or (and (boundp 'diff-command) diff-command) "diff")
"Name or full path of the best diff program you've got.
NOTE: there are some nasty bugs in the context diff variants of some vendor
versions, such as the one in SunOS-4.")