| Flag | Description | Packages |
|---|---|---|
| games | Support shared score files for games | 2 |
| gsettings | Use gsettings (<pkg>dev-libs/glib</pkg>) to read the system font name | 2 |
| gui | 2 |
| Flag | Description |
|---|---|
| Xaw3d | |
| acl | |
| alsa | |
| aqua | |
| athena | Enable the MIT Athena widget set (<pkg>x11-libs/libXaw</pkg>) |
| cairo | |
| dbus | |
| dynamic-loading | |
| gfile | Use gfile (<pkg>dev-libs/glib</pkg>) for file notification |
| gif | |
| gpm | |
| gtk | |
| gtk2 | Prefer version 2 of the GIMP Toolkit to version 3 (<pkg>x11-libs/gtk+</pkg>) |
| gzip-el | Compress bundled Emacs Lisp source |
| imagemagick | Use <pkg>media-gfx/imagemagick</pkg> for image processing |
| inotify | |
| jpeg | |
| kerberos | |
| lcms | |
| libxml2 | Use <pkg>dev-libs/libxml2</pkg> to parse XML instead of the internal Lisp implementations |
| livecd | |
| m17n-lib | |
| mailutils | |
| motif | |
| png | |
| selinux | |
| sound | |
| source | Install C source files and make them available for find-function |
| ssl | |
| svg | |
| systemd | |
| threads | |
| tiff | |
| toolkit-scroll-bars | Use the selected toolkit's scrollbars in preference to Emacs' own scrollbars |
| valgrind | |
| wide-int | Prefer wide Emacs integers (typically 62-bit). This option has an effect only on 32-bit systems, where it increases the maximum buffer size from 0.5 to 2 GiB, at the cost of 10% to 30% Lisp slowdown. |
| xft | |
| xpm | |
| zlib |
| Flag | Description |
|---|---|
| hunspell | Enable spell checking support (<pkg>app-text/hunspell</pkg>) |
| Flag | Description |
|---|---|
| tex | Install plain TeX support files |
| vm | Add support for <pkg>app-emacs/vm</pkg> |
| Flag | Description |
|---|---|
| doc | |
| examples | |
| gv | Enable support for <pkg>app-text/gv</pkg> |
| xdvi | Enable support for <pkg>app-text/xdvik</pkg> |