sdiff(1) on Linux
The text f6a741f3ad22, as Debian 9 (Stretch) shipped it.
side-by-side merge of file differences
Flags it lists
-
--diff-program -
--expand-tabs -
--help -
--ignore-all-space -
--ignore-blank-lines -
--ignore-case -
--ignore-matching-lines -
--ignore-space-change -
--ignore-tab-expansion -
--ignore-trailing-space -
--left-column -
--minimal -
--output -
--speed-large-files -
--strip-trailing-cr -
--suppress-common-lines -
--tabsize -
--text -
--version -
--width -
-B -
-E -
-H -
-I -
-W -
-Z -
-a -
-b -
-d -
-i -
-l -
-o -
-s -
-t -
-v -
-w