`EDITOR` environment variables and then finally `vi`.
core.pager::
- The command that git will use to paginate output. Can be overridden
- with the `GIT_PAGER` environment variable.
+ The command that git will use to paginate output. Can
+ be overridden with the `GIT_PAGER` environment
+ variable. Note that git sets the `LESS` environment
+ variable to `FRSX` if it is unset when it runs the
+ pager. One can change these settings by setting the
+ `LESS` variable to some other value or by giving the
+ `core.pager` option a value such as "`less -+FRSX`".
core.whitespace::
A comma separated list of common whitespace problems to