GitLab

* src/editfns.c (Fgroup_name): Fix the doc string.  Move
closer to the "group" functions.
* src/w32.c (getgrgid): Return NULL if GID is not the group ID
of the user of this Emacs session

* test/src/editfns-tests.el (test-group-name): Rename from
'group-name'.  Add tests for non-Posix hosts.  Test error when
the argument to group-name is invalid.

* etc/NEWS: Fix wording of last added entry.