extend-diff-ignore = "(^|/)Makefile[.]in$"
extend-diff-ignore = "^aclocal[.]m4$"
extend-diff-ignore = "^config[.](sub|guess)$"
extend-diff-ignore = "^configure$"
extend-diff-ignore = "^depcomp$"
extend-diff-ignore = "^install-sh$"
extend-diff-ignore = "^ltmain[.]sh$"
extend-diff-ignore = "^m4/(libtool|lt(options|sugar|version|~obsolete))[.]m4$"
extend-diff-ignore = "^missing$"
