Variable: ediff-ignore-similar-regions
ediff-ignore-similar-regions is a buffer-local variable defined in
ediff-diff.el.gz.
Documentation
If t, skip difference regions that differ only in white space and line breaks.
This variable can be set either in .emacs or toggled interactively.
Use setq-default if setting it in .emacs
Source Code
;; Defined in /usr/src/emacs/lisp/vc/ediff-diff.el.gz
(ediff-defvar-local ediff-ignore-similar-regions nil
"If t, skip difference regions that differ only in white space and line breaks.
This variable can be set either in .emacs or toggled interactively.
Use `setq-default' if setting it in .emacs")