--ext-diff::
Allow an external diff helper to be executed. If you set an
- external diff driver with gitlink:gitattributes(5), you need
- to use this option with gitlink:git-log(1) and friends.
+ external diff driver with gitlink:gitattributes[5], you need
+ to use this option with gitlink:git-log[1] and friends.
--no-ext-diff::
Disallow external diff drivers.