| Flag | Description | Packages |
|---|---|---|
| $(printf | 2 | |
| ( | 3 | |
| X | Enable support for XCursor thumbnails via <pkg>x11-libs/libX11</pkg> | 25 |
| abi_x86_32 | 2 | |
| accessibility | Adds support for braille displays using brltty | 2 |
| alsa | Enable alsa output for sound emulation | 11 |
| apparmor | 5 | |
| aqua | 4 | |
| archive | Build the libarchive input plugin using <pkg>app-arch/libarchive</pkg> | 3 |
| audit | 3 | |
| avif | 2 | |
| bittorrent | Enable bittorrent transfer plugin through <pkg>net-libs/libktorrent</pkg> | 2 |
| bluetooth | Build Bluetooth protocol support in socket module | 4 |
| broadway | Enable the GDK Broadway backend. | 2 |
| bzip2 | 2 | |
| cairo | 2 | |
| caps | 5 | |
| cdda | 5 | |
| cdio | Use <pkg>dev-libs/libcdio-paranoia</pkg> for CD support (instead of cdparanoia) | 3 |
| cet | Enable Intel Control-flow Enforcement Technology. | 2 |
| clang | Use Clang compiler instead of GCC | 4 |
| cli | Enable the command-line player | 3 |
| cloudproviders | Enable GtkPlacesSidebar to access cloud services | 2 |
| colord | Use <pkg>x11-misc/colord</pkg> for color management in printing | 2 |
| console | Use /dev/console instead of stdout for error messages | 2 |
| cpu_flags_arm_neon | 4 | |
| cpu_flags_ppc_altivec | 2 | |
| cpu_flags_x86_avx | 2 | |
| cpu_flags_x86_f16c | 2 | |
| cpu_flags_x86_sse | 2 | |
| cpu_flags_x86_sse2 | 8 | |
| cuda | Install with cuda support | 3 |
| cups | 4 | |
| curl | Support ISOs / -cdrom directives via HTTP or HTTPS. | 6 |
| custom-cflags | 2 | |
| cxx | 4 | |
| daemon | Enable amule daemon | 2 |
| dbus | Enable dependencies required by glib libraries using dbus service to manage settings saving | 15 |
| debug | Build with upstream's CXXFLAGS/LDFLAGS for debugging support; not recommended for normal use. | 48 |
| doc | Create description of the eix cache file additionally in html format | 41 |
| egl | 2 | |
| elogind | Use <pkg>sys-auth/elogind</pkg> for session tracking | 2 |
| emacs | 3 | |
| eme-free | Disable EME (DRM plugin) capability at build time | 3 |
| examples | Install acpiexamples binary | 18 |
| ffmpeg | Enable <pkg>media-video/ffmpeg</pkg> backend support | 9 |
| fftw | 2 | |
| flatpak | Enable support for flatpaks notifications using <pkg>sys-apps/flatpak</pkg> | 2 |
| fontconfig | 2 | |
| glib | Compile with GLib Object System support | 2 |
| gme | Build Chiptune with GME support | 3 |
| gnutls | Enable TLS support for the VNC console server. For 1.4 and newer this also enables WebSocket support. For 2.0 through 2.3 also enables disk quorum support. | 2 |
| gphoto2 | 2 | |
| gssapi | Enable support for <pkg>net-libs/libgssglue</pkg> | 2 |
| gstreamer | Enable the wxMediaCtrl class for playing audio and video through gstreamer. | 5 |
| gtk | 8 | |
| gtk-doc | 6 | |
| gtk3 | Enable <pkg>x11-libs/gtk+</pkg>:3 support | 2 |
| gui | Build GUI IDE. | 12 |
| hardened | Enable exploit mitigations | 6 |
| hwaccel | Force-enable hardware-accelerated rendering (Mozilla bug 594876) | 3 |
| iconv | 2 | |
| icu | 5 | |
| ieee1394 | 2 | |
| introspection | Enable generating introspection data (requires <pkg>dev-libs/gobject-introspection</pkg> ) | 13 |
| io-uring | 2 | |
| jack | 7 | |
| java | 3 | |
| jbig | 2 | |
| jpeg | Enable jpeg image support for the VNC console server | 6 |
| jpeg2k | 2 | |
| jumbo-build | Enable unified build - combines source files to speed up build process, but requires more memory | 3 |
| kde | 4 | |
| kerberos | 3 | |
| keyring | 3 | |
| l10n_ | 4 | |
| lastfm | last.fm/AudioScrobbler protocol support | 2 |
| lcms | 2 | |
| ldap | Add ldap support | 2 |
| libedit | 2 | |
| libnotify | 3 | |
| libproxy | Enable support for WPAD problem detection via <pkg>net-libs/libproxy</pkg> | 5 |
| libsamplerate | Support the Secret Rabbit Code resampler | 3 |
| llvm-libunwind | 3 | |
| lm-sensors | Enable Gallium HUD lm-sensors support. | 3 |
| loudness | Support loudness normalisation according to the EBU R128 standard using <pkg>media-libs/libebur128</pkg> | 3 |
| lto | Build with link-time optimisation | 4 |
| lua | Enable Lua scripting, OSC (On Screen Controller) GUI, and <pkg>net-misc/yt-dlp</pkg> support | 4 |
| lyrics | Build with lyrics support | 2 |
| lzma | 4 | |
| lzo | 2 | |
| magic | 2 | |
| man | Enable manpages KIO worker | 7 |
| minimal | Only build the tcmalloc_minimal library, ignoring the heap checker and the profilers. | 2 |
| mms | Enable MMS (Microsoft Media Server) plugin through <pkg>media-libs/libmms</pkg> | 3 |
| modplug | 2 | |
| mpris | Enable support for MPRIS2 interface, requiring <pkg>dev-qt/qtbase</pkg>[dbus] as dependency | 2 |
| mtp | 3 | |
| multitarget | Adds support to binutils for cross compiling (does not work with gas) | 2 |
| ncurses | Enable the ncurses-based console | 6 |
| nfs | Enable NFS support using <pkg>net-libs/libtirpc</pkg> | 4 |
| nls | 18 | |
| nss | Enable signatures handling with <pkg>dev-libs/nss</pkg> | 2 |
| numa | Enable numa support | 3 |
| ocamlopt | 14 | |
| ogg | 2 | |
| openal | 2 | |
| openexr | 2 | |
| opengl | 7 | |
| openmp | 4 | |
| openssl | Use OpenSSL crypto primitives | 2 |
| oss | 5 | |
| pam | 3 | |
| pcap | Support auto learning IP addreses for routing | 2 |
| pgo | Add support for profile-guided optimization for faster binaries - this option will double the compile time | 5 |
| pipewire | Enable support for PipeWire audio backend | 7 |
| plugins | Enable qemu plugin API via shared library loading. | 3 |
| png | Enable png image support for the VNC console server | 5 |
| policykit | Enable locale generation and Users KCM using <pkg>sys-auth/polkit</pkg> and <pkg>sys-apps/accountsservice</pkg> | 6 |
| privacy | 2 | |
| protobuf | Use dev-libs/protobuf to suport proto output with --proto | 2 |
| pulseaudio | Enable pulseaudio output for sound emulation | 15 |
| python | 9 | |
| qt6 | Build with Qt6 support | 10 |
| raw | 3 | |
| readline | 4 | |
| samba | 2 | |
| sasl | Enable connecting to SASL-enabled (e.g. Kerberos-protected) instances | 5 |
| scanner | 2 | |
| screencast | Enable camera indicator applet (requires <pkg>media-video/pipewire</pkg> at runtime) | 6 |
| sdl | Enable the SDL-based console | 5 |
| seccomp | 5 | |
| selinux | 30 | |
| semantic-desktop | 3 | |
| sftp | Enable SFTP protocol support using <pkg>net-libs/libssh</pkg> | 2 |
| sid | Build Chiptune with SIDPLAY support | 3 |
| smartcard | 2 | |
| sndio | Enable support for the <pkg>media-sound/sndio</pkg> backend | 6 |
| split-usr | 2 | |
| sqlite | Compile in support for portage's sqlite backend; to actually use it you need additional configuration of portage and eix | 5 |
| ssl | Enable raop-sink support (needs <pkg>dev-libs/openssl</pkg>) | 4 |
| static | Build static libraries | 3 |
| static-libs | 24 | |
| sysprof | Enable profiling data capture support using <pkg>dev-util/sysprof-capture</pkg> | 4 |
| system-av1 | Use the system-wide <pkg>media-libs/dav1d</pkg> and <pkg>media-libs/libaom</pkg> library instead of bundled | 3 |
| system-harfbuzz | Use the system-wide <pkg>media-libs/harfbuzz</pkg> and <pkg>media-gfx/graphite2</pkg> instead of bundled. | 3 |
| system-icu | Use system <pkg>dev-libs/icu</pkg> instead of the bundled version | 4 |
| system-jpeg | Use the system-wide <pkg>media-libs/libjpeg-turbo</pkg> instead of bundled. | 3 |
| system-libevent | Use the system-wide <pkg>dev-libs/libevent</pkg> instead of bundled. | 3 |
| system-libvpx | Use the system-wide <pkg>media-libs/libvpx</pkg> instead of bundled | 3 |
| system-pipewire | Use system <pkg>media-video/pipewire</pkg> for WebRTC and screencast instead of bundled one | 3 |
| system-png | Use the system-wide <pkg>media-libs/libpng</pkg> instead of bundled (requires APNG patches) | 3 |
| system-webp | Use the system-wide <pkg>media-libs/libwebp</pkg> instead of bundled. | 3 |
| systemd | Use <pkg>sys-apps/systemd</pkg> for session tracking | 15 |
| systemtap | Enable SystemTap/DTrace tracing | 2 |
| taglib | Enable audio thumbnails via <pkg>media-libs/taglib</pkg> | 5 |
| tbb | Enable multithreading with the Intel Threads Building Block (<pkg>dev-cpp/tbb</pkg>) | 2 |
| tcpd | 2 | |
| telemetry | Enable User Feedback control module for <pkg>kde-plasma/systemsettings</pkg> | 5 |
| test | Perform tests (slow!) and install compressed test results | 81 |
| threads | Controls whether to build the Abyss web-server with pthreads or fork 'threading'. | 4 |
| tiff | 5 | |
| tools | Build various low-level parsers | 9 |
| uchardet | Enable subtitles charset discovery via <pkg>app-i18n/uchardet</pkg> | 2 |
| udev | Use <pkg>virtual/libudev</pkg> rules to handle devices' permissions and hotplug support. Unless you know what you're doing do not disable this flag on Linux kernels. This is provided as an option for completeness. | 4 |
| unicode | Add support for unicode passwords via <pkg>net-dns/libidn</pkg> | 2 |
| unwind | Enable libunwind usage for backtraces | 4 |
| upnp | 3 | |
| usb | Enable USB passthrough via <pkg>dev-libs/libusb</pkg> | 3 |
| usbredir | Use <pkg>sys-apps/usbredir</pkg> to redirect USB devices to another machine over TCP | 2 |
| utils | Install command-line PDF converters and various utilities | 4 |
| v4l | 3 | |
| vaapi | 4 | |
| vala | 5 | |
| valgrind | Disable pymalloc when running under <pkg>dev-debug/valgrind</pkg> is detected (may incur minor performance penalty even when valgrind is not used) | 8 |
| vanilla | 2 | |
| video_cards_ | 2 | |
| vorbis | 5 | |
| vulkan | Enable Vulkan usage via the skia library (clang recommended) | 7 |
| wayland | Enable support for <pkg>dev-libs/wayland</pkg> | 17 |
| webdav | Enable using music from a WebDAV share | 3 |
| webkit | 5 | |
| wifi | Enable necko-wifi for NetworkManager integration, and access point MAC address scanning for better precision with opt-in geolocation services | 3 |
| xattr | Add support for getting and setting POSIX extended attributes, through <pkg>sys-apps/attr</pkg>. Requisite for the virtfs backend. | 2 |
| xinerama | 2 | |
| xinetd | 2 | |
| zeroconf | 7 | |
| zip | Enable ZIP archive support via <pkg>dev-libs/libzip</pkg> | 3 |
| zlib | Enable database compression with <pkg>virtual/zlib</pkg> | 5 |
| zstd | 6 |
| Flag | Description | Packages |
|---|---|---|
| btrfs | Support for BTRFS snapshot driver | 3 |
| Flag | Description | Packages |
|---|---|---|
| fuse | Allow LXC to use <pkg>sys-fs/fuse</pkg> for mountpoints | 2 |
| glusterfs | Enable GlusterFS support via <pkg>sys-cluster/glusterfs</pkg> | 2 |
| iscsi | Allow using an iSCSI remote storage server as pool for disk image storage | 2 |
| rbd | Enable rados block device support via <pkg>sys-cluster/ceph</pkg> | 2 |
| spice | Adds Spice protocol support | 2 |
| xen | Support management of Xen virtualisation (<pkg>app-emulation/xen</pkg>) | 2 |
| Flag | Description | Packages |
|---|---|---|
| boost | Add support for boost | 2 |
| Flag | Description | Packages |
|---|---|---|
| big-endian | 2 | |
| clippy | Install clippy, Rust code linter | 2 |
| rust-analyzer | Install rust-analyzer, A Rust compiler front-end for IDEs (language server) | 2 |
| rust-src | Install rust-src, needed by developer tools and for build-std (cross) | 2 |
| rustfmt | Install rustfmt, Rust code formatter | 2 |
| Flag | Description | Packages |
|---|---|---|
| activities | Enable kactivities support | 2 |
| mobi | Enable mobipocket support via <pkg>kde-apps/kdegraphics-mobipocket</pkg> | 2 |
| 2 | ||
| share | Enable support for a share menu using <pkg>kde-frameworks/purpose</pkg> | 2 |
| Flag | Description | Packages |
|---|---|---|
| networkmanager | Enable improved backend for Network statistics using <pkg>kde-frameworks/networkmanager-qt</pkg> | 2 |
| Flag | Description | Packages |
|---|---|---|
| opencl | Enable the Rusticl Gallium OpenCL state tracker. | 2 |
| orc | 2 | |
| truetype | Enable <pkg>media-libs/freetype</pkg> support for gapi module | 2 |
| webp | 2 |
| Flag | Description | Packages |
|---|---|---|
| aac | 2 | |
| ao | 2 | |
| cddb | 2 | |
| chromaprint | Enable ChromaPrint / AcoustID support | 2 |
| cover | Support for cover art | 2 |
| flac | 5 | |
| id3tag | Enable support for ID3 tags via <pkg>media-libs/libid3tag</pkg> | 2 |
| ladspa | 2 | |
| mad | 3 | |
| mp3 | 2 | |
| mpg123 | Enable support for mp3 decoding over <pkg>media-sound/mpg123</pkg> | 2 |
| musepack | 3 | |
| openmpt | Build the OpenMPT input plugin using <pkg>media-libs/libopenmpt</pkg> | 2 |
| opus | 4 | |
| projectm | Enable the projectM visualization plugin | 2 |
| replaygain | Enable ReplayGain support, for relative volume adjustments | 2 |
| shout | Enable ShoutCast/IceCast plugin using <pkg>media-libs/libshout</pkg> | 2 |
| sndfile | Enable wav playback support via <pkg>media-libs/libsndfile</pkg> | 5 |
| soxr | Build the SoX-based resampler plugin using <pkg>media-libs/soxr</pkg> | 2 |
| streaming | Enable playback of MPD HTTP streams using (<pkg>dev-qt/qtmultimedia</pkg>) | 2 |
| twolame | Enable MP2 encoding via <pkg>media-sound/twolame</pkg> | 2 |
| udisks | 3 | |
| wavpack | 4 |
| Flag | Description | Packages |
|---|---|---|
| xv | 2 |
| Flag | Description | Packages |
|---|---|---|
| enchant | Use the <pkg>app-text/enchant</pkg> spell-checking backend instead of <pkg>app-text/hunspell</pkg> | 4 |
| fonts | Use builtin patched copy of open-sans fonts (overrides fontconfig) | 4 |
| qt6-imageformats | Add support for HEIF, AVIF and JpegXL by bundling kde-frameworks/kimageformats | 3 |
| Flag | Description | Packages |
|---|---|---|
| appindicator | 3 | |
| webui | Install qBittorrent Web UI (qbittorrent-nox) | 2 |
| Flag | Description | Packages |
|---|---|---|
| gmp-autoupdate | Allow Gecko Media Plugins (binary blobs) to be automatically downloaded and kept up-to-date in user profiles | 2 |
| jpegxl | Add JPEG XL image support (EXPERIMENTAL, no official upstream support) | 2 |
| openh264 | Use <pkg>media-libs/openh264</pkg> for H264 support instead of downloading binary blob from Mozilla at runtime | 2 |
| wasm-sandbox | Sandbox certain third-party libraries through WebAssembly using RLBox | 2 |
| Flag | Description |
|---|---|
| dcron | Adjust cronjobs to work properly under <pkg>sys-process/dcron</pkg> |
| Flag | Description |
|---|---|
| cri | Support for Kubernetes CRI |
| device-mapper | Support for device mapper snapshot driver |
| Flag | Description |
|---|---|
| container-init | Makes the a staticly-linked init system tini available inside a container. |
| overlay2 | Enables dependencies for the "overlay2" graph driver, including necessary kernel flags. |
| Flag | Description |
|---|---|
| wrapper | Install a wrapper to allow using `podman` as a drop-in replacement for `docker` |
| Flag | Description |
|---|---|
| kmem | Enable Kernel Memory Accounting. |
| Flag | Description |
|---|---|
| efl | Build <pkg>dev-libs/efl</pkg> based pinentry |
| Flag | Description |
|---|---|
| bash-completion | |
| dtrace | Enable dtrace support via <pkg>dev-debug/systemtap</pkg> |
| firewalld | DBus interface to iptables/ebtables allowing for better runtime management of your firewall. |
| iscsi-direct | Allow using libiscsi for iSCSI storage pool backend |
| libssh | Use <pkg>net-libs/libssh</pkg> to communicate with remote libvirtd hosts, for example: qemu+libssh://server/system |
| libssh2 | Use <pkg>net-libs/libssh2</pkg> to communicate with remote libvirtd hosts, for example: qemu+libssh2://server/system |
| libvirtd | Builds the libvirtd daemon as well as the client utilities instead of just the client utilities |
| lvm | Allow using the Logical Volume Manager (<pkg>sys-fs/lvm2</pkg>) as pool for disk image storage |
| lxc | Support management of Linux Containers virtualisation (<pkg>app-containers/lxc</pkg>) |
| nbd | Allow using <pkg>sys-block/nbdkit</pkg> to access network disks |
| parted | Allow using real disk partitions as pool for disk image storage, using <pkg>sys-block/parted</pkg> to create, resize and delete them. |
| qemu | Support management of QEMU virtualisation (<pkg>app-emulation/qemu</pkg>) |
| virt-network | Enable virtual networking (NAT) support for guests. Includes all the dependencies for NATed network mode. Effectively any network setup that relies on libvirt to setup and configure network interfaces on your host. This can include bridged and routed networks ONLY if you are allowing libvirt to create and manage the underlying devices for you. In some cases this requires enabling the 'netcf' USE flag (currently unavailable). |
| virtiofsd | Drag in virtiofsd dependency <pkg>app-emulation/virtiofsd</pkg> |
| virtualbox | Support management of VirtualBox virtualisation (<pkg>app-emulation/virtualbox</pkg>) |
| wireshark-plugins | Build the <pkg>net-analyzer/wireshark</pkg> plugin for the Libvirt RPC protocol |
| zfs | Enable ZFS backend storage <pkg>sys-fs/zfs</pkg> |
| Flag | Description |
|---|---|
| network-map | Adds possibility of exporting network map to SVG |
| ovf | Adds support for OVA/OVF import |
| remote-api | Adds API for remote control |
| vnc-client | Adds support for external VNC client |
| Flag | Description |
|---|---|
| aio | Enables support for Linux's Async IO |
| bpf | Enable eBPF support for RSS implementation. |
| capstone | Enable disassembly support with <pkg>dev-libs/capstone</pkg> |
| fdt | Enables firmware device tree support |
| infiniband | |
| jemalloc | |
| keyutils | Support Linux keyrings via <pkg>sys-apps/keyutils</pkg> |
| multipath | Enable multipath persistent reservation passthrough via <pkg>sys-fs/multipath-tools</pkg>. |
| passt | Enable TCP/IP in hypervisor via <pkg>net-misc/passt</pkg> |
| pin-upstream-blobs | Pin the versions of BIOS firmware to the version included in the upstream release. This is needed to sanely support migration/suspend/resume/snapshotting/etc... of instances. When the blobs are different, random corruption/bugs/crashes/etc... may be observed. |
| sdl-image | SDL Image support for icons |
| slirp | Enable TCP/IP in hypervisor via <pkg>net-libs/libslirp</pkg> |
| snappy | |
| ssh | Enable SSH based block device support via <pkg>net-libs/libssh2</pkg> |
| static-user | Build the User targets as static binaries |
| vde | Enable VDE-based networking |
| vhost-net | Enable accelerated networking using vhost-net, see https://www.linux-kvm.org/page/VhostNet |
| virgl | Enable experimental Virgil 3d (virtual software GPU) |
| virtfs | Enable VirtFS via virtio-9p-pci / fsdev. See https://wiki.qemu.org/Documentation/9psetup |
| vnc | |
| vte | Enable terminal support (<pkg>x11-libs/vte</pkg>) in the GTK+ interface |
| xdp | Enable support for XDP through <pkg>net-libs/xdp-tools</pkg> |
| Flag | Description |
|---|---|
| verify-sig |
| Flag | Description |
|---|---|
| macos-guests | Support macOS guests. |
| modules | Install <pkg>app-emulation/vmware-modules</pkg> in order to run VMs locally. |
| ovftool | Install OVF tool. |
| vix | Install VIX. The VIX API allows you to write programs and scripts that automate virtual machine operations, and run programs or manipulate files within guest operating systems. |
| vmware-tools-darwin | Install VMware Tools for OS X (El Capitan and later) guests. |
| vmware-tools-darwinPre15 | Install VMware Tools for OS X (up to Yosemite) guests. |
| vmware-tools-linux | Install VMware Tools for Linux guests. |
| vmware-tools-linuxPreGlibc25 | Install VMware Tools for Linux (glibc older than 2.5) guests. |
| vmware-tools-netware | Install VMware Tools for Netware guests. |
| vmware-tools-solaris | Install VMware Tools for Solaris guests. |
| vmware-tools-winPre2k | Install VMware Tools for Windows (before 2000) guests. |
| vmware-tools-winPreVista | Install VMware Tools for Windows (after 2000, before Vista) guests. |
| vmware-tools-windows | Install VMware Tools for Windows (Vista and later) guests. |
| Flag | Description |
|---|---|
| recode |
| Flag | Description |
|---|---|
| avfs | Enable support for <pkg>sys-fs/avfs</pkg> |
| xft |
| Flag | Description |
|---|---|
| ${LO_EXTS}) | |
| ' | |
| 'libreoffice_extensions_%s | |
| base | Enable full support for LibreOffice Base databases (involves additional bundled libs) |
| branding | |
| coinmp | Use <pkg>sci-libs/coinor-mp</pkg> as alternative solver |
| eds | |
| googledrive | Enable support for remote files on Google Drive |
| mariadb | Prefer mariadb connector over mysql connector |
| odk | Build the Office Development Kit |
| pdfimport | Enable PDF import via the Poppler library |
| postgres |
| Flag | Description |
|---|---|
| offlinehelp | Install help files locally instead of using the LibreOffice Wiki |
| Flag | Description |
|---|---|
| dep | Make DEP=true the default which enables support for {,R,P,B}DEPEND but requires roughly double disk and memory. |
| meson | Build with meson instead of autotools. Faster but less compatible |
| optimization | Accept upstream's choices for CXXFLAGS/LDFLAGS for optimization. Absense of this USE flag does not strip user's *FLAGS |
| required-use | Make REQUIRED_USE=true the default which enables support for REQUIRED_USE but requires more disk and memory. |
| security | This adds some checks which can prevent certain exploits if e.g. the eix code has a bug. If you use the hardened toolchain, using this flag does not increase security and can even lead to problems. |
| src-uri | Make SRC_URI=true the default which enables support for SRC_URI but requires roughly double disk and memory. |
| strong-optimization | Adds several more agressive CXXFLAGS/LDFLAGS for optimization like graphite (if available). May cause trouble with some buggy compiler versions. Absense of this USE flag does not strip user's *FLAGS |
| strong-security | Add many checks to prevent exploits if eix code has a bug. This will slow down eix considerably. Use only if you are paranoid or have reasons to suspect a bug. |
| swap-remote | Swap role of remote addresses in eix-remote, making the data from gpo.zugaina.org the first choice. |
| usr-portage | Set last PORTDIR fallback to /usr/portage instead of /var/db/repos/gentoo |
| Flag | Description |
|---|---|
| ${IUSE} | |
| l10n_${X} |
| Flag | Description |
|---|---|
| idn |
| Flag | Description |
|---|---|
| cjk | |
| gpgme | Enable signatures handling with <pkg>app-crypt/gpgme</pkg> |
| Flag | Description |
|---|---|
| latex | |
| text |
| Flag | Description |
|---|---|
| dap | Build debugger for CMake with Debug Adapter Protocol support via <pkg>dev-cpp/cppdap</pkg> |
| Flag | Description |
|---|---|
| test-helpers | Build libraries that you can use to write tests against Abseil code. |
| Flag | Description |
|---|---|
| secure-delete | Enable overwriting of deleted content with zeros by default (http://sqlite.org/pragma.html#pragma_secure_delete), causing some performance penalty |
| tcl | |
| test-full | Run the full release test suite. |
| Flag | Description |
|---|---|
| tcmalloc |
| Flag | Description |
|---|---|
| extras | Build a lot of extra packages, including lhelp chm viewer program. |
| gtk2 | Use gtk:2 for widgets. |
| Flag | Description |
|---|---|
| build | |
| ensurepip | Install the ensurepip module that uses bundled wheels to bootstrap pip and setuptools (if disabled, it will be only possible to use venv `--without-pip`) |
| gdbm | |
| jit | Enable experimental Just-In-Time compilation support. |
| tail-call-interp | Enable the tail call interpreter. May lead to better performance but is still new and dependent on latest toolchain versions (Clang 19, GCC 15). |
| tk | |
| wininst | Install Windows executables required to create an executable installer for MS Windows |
| Flag | Description |
|---|---|
| "${ALL_LLVM_TARGETS[@]/llvm_targets_/llvm_targets_}" | |
| "( | |
| )" | |
| dist | Install dist tarballs (used for bootstrapping) |
| miri | Install miri, an interpreter for Rust's mid-level intermediate representation (requires USE=nightly, sometimes is broken) |
| mrustc-bootstrap | Use <pkg>dev-lang/mrustc</pkg> to build the bootstrap Rust sysroot from this package's source |
| nightly | Enable nightly (UNSTABLE) features (NOTE: it does not install nightly version, just enables features marked as nightly at time of release) |
| parallel-compiler | Build a multi-threaded rustc (experimental, not tested by upstream) |
| system-llvm | Use the system LLVM installation |
| wasm | Build support for the wasm32-unknown-unknown target |
| Flag | Description |
|---|---|
| prefix |
| Flag | Description |
|---|---|
| elf | Enable support for listing and extracting from ELF resource files with gresource tool |
| mime | Pull in shared MIME database that many glib-based applications require at runtime to detect or open files. Warning: do not disable this flag unless installing on a headless server. |
| Flag | Description |
|---|---|
| perl | |
| tcc |
| Flag | Description |
|---|---|
| spreadsheet-model | Enable the spreadsheet model implementation |
| Flag | Description |
|---|---|
| asm | |
| cpu_flags_arm_aes | |
| cpu_flags_arm_sha1 | |
| cpu_flags_arm_sha2 | |
| cpu_flags_ppc_vsx2 | |
| cpu_flags_ppc_vsx3 | |
| cpu_flags_x86_aes | |
| cpu_flags_x86_pclmul | |
| cpu_flags_x86_sha | |
| gmp |
| Flag | Description |
|---|---|
| conformance | Build conformance tests |
| libprotoc | Build libprotoc |
| libupb | Build libupb |
| protoc | Build libprotoc and protoc compiler |
| Flag | Description |
|---|---|
| abyss | Build the Abyss mini web-server. |
| cgi | |
| libxml2 | Use dev-libs/libxml2 to parse XML instead of the internal expat library. |
| Flag | Description |
|---|---|
| utftrip | Builds and install the utftrip executable: Among other things, reads unicode on stdin and rewrites it on stdout. |
| Flag | Description |
|---|---|
| optimisememory | To build libtcmalloc with smaller internal caches. |
| pagesize-128k | Use 128K page size for tcmalloc. Larger size makes tcmalloc faster, at the cost of using more space (due to internal fragmentation) |
| pagesize-16k | Use 16K page size for tcmalloc. Larger size makes tcmalloc faster, at the cost of using more space (due to internal fragmentation) |
| pagesize-256k | Use 256K page size for tcmalloc. Larger size makes tcmalloc faster, at the cost of using more space (due to internal fragmentation) |
| pagesize-32k | Use 32K page size for tcmalloc. Larger size makes tcmalloc faster, at the cost of using more space (due to internal fragmentation) |
| pagesize-64k | Use 64K page size for tcmalloc. Larger size makes tcmalloc faster, at the cost of using more space (due to internal fragmentation) |
| Flag | Description |
|---|---|
| botan | Use Botan crypto backend instead of OpenSSL |
| Flag | Description |
|---|---|
| bin-symlinks | Symlink executables to usr/bin to be in default PATH (conflicts with crossdev mingw, and crossdev is preferable for a fully featured toolchain) |
| strip |
| Flag | Description |
|---|---|
| azure | Enable Azure Blob Storage support |
| dist-client | Enables distributed support in the sccache client |
| dist-server | Enables the sccache-dist binary |
| gcs | Enable Google Cloud Storage support |
| memcached | |
| redis | Enable Redis support |
| s3 | Enable Amazon S3 support |
| simple-s3 |
| Flag | Description |
|---|---|
| annotate | Enable support for image annotations using <pkg>media-libs/kimageannotator</pkg> |
| fits | Enable support for NASA's <pkg>sci-libs/cfitsio</pkg> library |
| Flag | Description |
|---|---|
| filebrowser | Enable File System browser tool view |
| lspclient | Enable LSP (Language Server Protocol) client plugin |
| projects | Enable Project plugin for executing queries on SQL DBs |
| snippets | Enable Snippets Tool View plugin to manage or download code snippets |
| sql | Enable SQL plugin for executing queries on SQL DBs |
| Flag | Description |
|---|---|
| gpg | Enable signature verification by GpgME++ via <pkg>app-crypt/gpgme</pkg> |
| Flag | Description |
|---|---|
| ios | Enable AFC (Apple File Conduit) KIO worker for iOS devices support |
| Flag | Description |
|---|---|
| kdesu | Run as root using kdesu from <pkg>kde-plasma/kde-cli-tools</pkg> |
| Flag | Description |
|---|---|
| xmp |
| Flag | Description |
|---|---|
| kwallet | Enable encrypted storage of passwords with <pkg>kde-frameworks/kwallet</pkg> |
| Flag | Description |
|---|---|
| crypt | Enable support for password-encrypted documents via <pkg>kde-frameworks/kwallet</pkg> |
| djvu | |
| epub | Enable E-Book support via <pkg>app-text/ebook-tools</pkg> |
| markdown | Enable Markdown support via <pkg>app-text/discount</pkg> |
| postscript | |
| qml | Install Okular Qml components |
| speech |
| Flag | Description |
|---|---|
| blender | Enable blender thumbnail generation using <pkg>kde-frameworks/karchive</pkg> |
| gettext | Enable PO file thumbnail generation using <pkg>kde-apps/kdesdk-thumbnailers</pkg> |
| video | Enable video thumbnail generation using <pkg>kde-apps/ffmpegthumbs</pkg> |
| Flag | Description |
|---|---|
| absolute-position | Use <pkg>kde-plasma/kwayland</pkg> for absolute window positioning in KWin |
| Flag | Description |
|---|---|
| telephony | Enable telephony plugin using <pkg>kde-frameworks/modemmanager-qt</pkg> |
| Flag | Description |
|---|---|
| appstream | Enable AppStream software metadata support |
| ksysguard | Enable device notifier and system monitor applets as well as terminate applications runner |
| wallpaper-metadata | Show metadata for image wallpaper plugin using <pkg>kde-apps/libkexiv2</pkg> |
| Flag | Description |
|---|---|
| system-librnp | Use system-wide <pkg>dev-util/librnp</pkg> instead of bundled one. |
| Flag | Description |
|---|---|
| iosevka | Install the classic Iosevka font. |
| iosevka-aile | Install Iosevka Aile, a quasi-proportional sans-serif font. |
| iosevka-curly | Install Iosevka Curly, a curlier variant of Iosevka. |
| iosevka-curly-slab | Install Iosevka Curly Slab, the curly font, with slab-serifs. |
| iosevka-etoile | Install Iosevka Etoile, a quasi-proportional slab-serif font. |
| iosevka-slab | Install Iosevka Slab, a monospace slab-serif font. |
| iosevka-ss01 | Install Iosevka SS01, an Iosevka variant made in the style of Andale Mono. |
| iosevka-ss02 | Install Iosevka SS02, an Iosevka variant made in the style of Anonymous Pro Style. |
| iosevka-ss03 | Install Iosevka SS03, an Iosevka variant made in the style of Consolas. |
| iosevka-ss04 | Install Iosevka SS04, an Iosevka variant made in the style of Menlo. |
| iosevka-ss05 | Install Iosevka SS05, an Iosevka variant made in the style of Fira Mono. |
| iosevka-ss06 | Install Iosevka SS06, an Iosevka variant made in the style of Liberation Mono. |
| iosevka-ss07 | Install Iosevka SS07, an Iosevka variant made in the style of Monaco. |
| iosevka-ss08 | Install Iosevka SS08, an Iosevka variant made in the style of Pragmata Pro. |
| iosevka-ss09 | Install Iosevka SS09, an Iosevka variant made in the style of Source Code Pro. |
| iosevka-ss10 | Install Iosevka SS10, an Iosevka variant made in the style of Envy Code R. |
| iosevka-ss11 | Install Iosevka SS11, an Iosevka variant made in the style of X Windows Fixed. |
| iosevka-ss12 | Install Iosevka SS12, an Iosevka variant made in the style of Ubuntu Mono. |
| iosevka-ss13 | Install Iosevka SS13, an Iosevka variant made in the style of Lucida. |
| iosevka-ss14 | Install Iosevka SS14, an Iosevka variant made in the style of JetBrains Mono. |
| iosevka-ss15 | Install Iosevka SS15, an Iosevka variant made in the style of IBM Plex Mono. |
| iosevka-ss16 | Install Iosevka SS16, an Iosevka variant made in the style of PT Mono. |
| iosevka-ss17 | Install Iosevka SS17, an Iosevka variant made in the style of Recursive Mono. |
| iosevka-ss18 | Install Iosevka SS18, an Iosevka variant made in the style of Input Mono. |
| Flag | Description |
|---|---|
| heif | |
| krokiet | Krokiet is the new Czkawka frontend written in Slint |
| Flag | Description |
|---|---|
| sane_backends_ | |
| snmp |
| Flag | Description |
|---|---|
| gbm | |
| gles2 | |
| ivorbis | |
| pango | |
| theora |
| Flag | Description |
|---|---|
| ptp |
| Flag | Description |
|---|---|
| experimental | |
| graphite |
| Flag | Description |
|---|---|
| dec265 | Enable build of dec265 example program |
| enc265 | Enable build of enc265 tool |
| Flag | Description |
|---|---|
| dsp | Enable signal processing (echo cancellation, noise suppression, and automatic gain control) |
| Flag | Description |
|---|---|
| llvm | Enable LLVM backend for Gallium3D. |
| proprietary-codecs | Enable codecs for patent-encumbered audio and video formats. |
| video_cards_nouveau |
| Flag | Description |
|---|---|
| atlas | Use <pkg>sci-libs/atlas</pkg> for blas, lapack and sparse blas routines (Experimental!) |
| contrib | Install user contributed scripts from opencv_contrib (Experimental!) |
| contribcvv | Enable CVV in contrib |
| contribdnn | Enable DNN module |
| contribfreetype | Enable Drawing UTF-8 strings with <pkg>media-libs/freetype</pkg>&<pkg>media-libs/harfbuzz</pkg> |
| contribhdf | Enable HDF module (requires <pkg>sci-libs/hdf5</pkg>) |
| contribovis | Enable OGRE vision module support (<pkg>dev-games/ogre</pkg>) |
| contribsfm | Enable SFM module (requires USE="eigen gflags glog") |
| contribxfeatures2d | Enables xfeatures2d and autodownload of samples in contrib |
| cpu_flags_x86_avx512_4fmaps | |
| cpu_flags_x86_avx512_4vnniw | |
| cpu_flags_x86_avx512er | |
| cpu_flags_x86_avx512pf | |
| cudnn | Enable support for nVidia cuDNN library |
| dnnsamples | Enable dnn caffeemodel samples |
| eigen | Enable usage of <pkg>dev-cpp/eigen</pkg> for computations |
| features2d | Enable features2d module |
| gdal | Enable support for <pkg>sci-libs/gdal</pkg> library |
| gflags | Use Google's C++ argument parsing library (<pkg>dev-cpp/gflags</pkg>) |
| gif | |
| glog | Use Google's C++ logging library (<pkg>dev-cpp/glog</pkg>) |
| jasper | Use <pkg>media-libs/jasper</pkg> for jpeg2k support |
| lapack | |
| mkl | Use <pkg>sci-libs/mkl</pkg> for blas, lapack and sparse blas routines |
| non-free | Enable non-free components |
| opencvapps | Enable compilation with opencvapps |
| openni | Adds support for Kinect-like 3D sensors devices with <pkg>dev-libs/OpenNI</pkg> |
| openni2 | Adds support for Kinect-like 3D sensors devices with <pkg>dev-libs/OpenNI2</pkg> (should be preferred over openni) |
| quirc | Enable qrcode decoding via <pkg>media-libs/quirc</pkg> |
| spng | Use <pkg>media-libs/libspng</pkg> for png support |
| tesseract | Use Google's OCR Engine |
| testprograms | Build and install programs for testing OpenCV (performance) |
| video_cards_intel | Enable Video Acceleration API for hardware decoding for Intel cards |
| vtk | Build new 3D visualization module viz based on <pkg>sci-libs/vtk</pkg> |
| wechat-qrcode | Enable wechat_qrcode module |
| xine |
| Flag | Description |
|---|---|
| lerc | |
| libdeflate |
| Flag | Description |
|---|---|
| guard | Adds 32 bytes on the left and the right sides of each frame, fills them with a certain value, and checks their integrity after each filter. It can be used to detect buggy filters that write a little outside the frame |
| shared | Build shared libraries |
| vapoursynth_plugins_eedi3 | Enable slow edge directed interpolation filterplugin |
| vapoursynth_plugins_imagemagick | Enable Image Reader/Writer plugin using <pkg>media-gfx/imagemagick</pkg> |
| vapoursynth_plugins_miscfilters | Enable miscfilters plugin |
| vapoursynth_plugins_morpho | Enable simple morphological filters plugin |
| vapoursynth_plugins_ocr | Enable video frames Optical Character Recognition plugin using <pkg>app-text/tesseract</pkg> |
| vapoursynth_plugins_removegrain | Enable Remove Grain plugin |
| vapoursynth_plugins_subtext | Enable SSA/ASS subtitles plugin using <pkg>media-libs/libass</pkg> |
| vapoursynth_plugins_vinverse | Enable residual combing removal plugin |
| vapoursynth_plugins_vivtc | Enable Inverse Telecine and Decimation plugin |
| vspipe | Enable support for piping output |
| Flag | Description |
|---|---|
| mplayer | |
| mpv | Enable video support via <pkg>media-video/mpv</pkg>(experimental) |
| Flag | Description |
|---|---|
| http-server | Enable internal HTTP server to play non-MPD files |
| musicbrainz |
| Flag | Description |
|---|---|
| converter | File format converter |
| dts | |
| hotkeys | Keyboard shortcuts support |
| libretro | libretro resampling plugin |
| mac | |
| notify | Desktop notifications support |
| nullout | Dummy output driver |
| sc68 | Atari ST and Amiga music player |
| shellexec | Define custom shell commands that can be called on tracks |
| supereq | Enable equalizer |
| Flag | Description |
|---|---|
| soundtouch | Build the SoundTouch-based DSP plugin using <pkg>media-libs/libsoundtouch</pkg> |
| Flag | Description |
|---|---|
| acoustid | Build acoustic fingerprinting plugin using <pkg>media-libs/chromaprint</pkg> |
| mp4 |
| Flag | Description |
|---|---|
| cpu_flags_x86_mmx | |
| frontend | Build and install the 'lame' executable frontend to lame libraries. |
| mp3rtp | Build the mp3-to-RTP streaming utility. **UNSUPPORTED** |
| Flag | Description |
|---|---|
| audiofile | |
| eventfd | Use the eventfd function in MPD's event loop |
| expat | |
| faad | Use <pkg>media-libs/faad2</pkg> for AAC decoding |
| fluidsynth | Enable MIDI support with <pkg>media-sound/fluidsynth</pkg> (discouraged) |
| httpd | Enable built-in stream server |
| inotify | Use the Linux kernel inotify subsystem to notice changes to mpd music library |
| lame | Support for MP3 streaming via Icecast2 |
| libmpdclient | Enable support for remote mpd databases |
| libsoxr | Enable resampling with <pkg>media-libs/soxr</pkg> |
| mikmod | |
| qobuz | Build plugin to access qobuz |
| recorder | Enables output plugin for recording radio streams |
| signalfd | Use the signalfd function in MPD's event loop |
| snapcast | Snapcast audio plugin |
| tremor | Enable support for <pkg>media-libs/tremor</pkg>, a fixed-point version of the Ogg Vorbis decoder |
| wav | Support WAV encoding |
| wildmidi | Enable MIDI support via <pkg>media-sound/wildmidi</pkg> |
| Flag | Description |
|---|---|
| async-connect | Enable asynchronous connect |
| chat-screen | Enable the chat screen |
| help-screen | Enable the help screen |
| key-screen | Enable key editor screen |
| library-screen | Enable library screen |
| lirc | |
| lyrics-screen | Enable lyrics screen |
| mouse | Enable curses getmouse support |
| outputs-screen | Enable the outputs screen |
| pcre | |
| search-screen | Enable search screen |
| song-screen | Enable song viewer screen |
| Flag | Description |
|---|---|
| clock | Enable clock screen |
| outputs | Enable outputs screen |
| visualizer | Enable visualizer screen with sound wave/frequency spectrum modes |
| Flag | Description |
|---|---|
| analyzer | |
| bs2b | Enable Bauer stereophonic-to-binaural headphone filter |
| crossfade | |
| cue | |
| enca | Detects the character encoding automatically |
| game | Enable Game music support |
| gnome | Enable Gnome hotkey support (requires QtDBus) |
| libxmp | Enable module files renderer (modplug replacement) via <pkg>media-libs/libxmp</pkg> |
| midi | Enable midi support using wildmidi library |
| notifier | |
| qsui | |
| qtmedia | Enable playback via <pkg>dev-qt/qtmultimedia</pkg> |
| scrobbler | |
| stereo | |
| tray |
| Flag | Description |
|---|---|
| amr | Enables Adaptive Multi-Rate Audio support |
| dolbyb | Support Dolby B like noise reduction with <pkg>media-libs/libdolbyb</pkg> |
| encode | |
| speexdsp | Support for automatic gain control, denoise and dereverb with <pkg>media-libs/speexdsp</pkg> |
| Flag | Description |
|---|---|
| ipod | |
| moodbar | Enable moodbar support |
| Flag | Description |
|---|---|
| bluray | Enable playback of Blu-ray filesystems |
| coreaudio | |
| drm | Enable Kernel Mode Setting / Direct Rendering Manager based video outputs |
| dvb | |
| dvd | |
| gamepad | Enable gamepad input support |
| javascript | |
| libcaca | |
| libmpv | Enable the shared library and headers (used by frontends / plugins) |
| nvenc | |
| rubberband | Enable high quality pitch correction via <pkg>media-libs/rubberband</pkg> |
| sixel | Enable support for the sixel video backend using <pkg>media-libs/libsixel</pkg> |
| soc | Use additional <pkg>media-video/ffmpeg</pkg> patches for efficient playback on some SoCs (e.g. ARM, RISC-V) |
| subrandr | |
| vapoursynth | |
| vdpau | |
| zimg | Enable libzimg support (for vf_fingerprint) |
| Flag | Description |
|---|---|
| echo-cancel | Enable WebRTC-based echo canceller via <pkg>media-libs/webrtc-audio-processing</pkg> |
| extra | Build pw-cat/pw-play/pw-record |
| gsettings | Use gsettings (<pkg>dev-libs/glib</pkg>) to read/save used modules (useful for e.g. <pkg>media-sound/paprefs</pkg> |
| jack-client | Install a plugin for running PipeWire as a JACK client |
| jack-sdk | Use PipeWire as JACK replacement |
| libcamera | Enable libcamera plugin via <pkg>media-libs/libcamera</pkg> |
| liblc3 | Allow loading LC3 plugins via <pkg>media-sound/liblc3</pkg> |
| lv2 | Allow loading LV2 plugins via <pkg>media-libs/lv2</pkg> |
| modemmanager | Combined with USE=bluetooth, allows PipeWire to perform telephony on mobile devices. |
| pipewire-alsa | Install ALSA plugin, similar to <pkg>media-plugins/alsa-plugins</pkg>'s USE=pulseaudio. |
| roc | Enable roc support for real-time audio streaming over the network, using <pkg>media-libs/roc-toolkit</pkg>. See https://gitlab.freedesktop.org/pipewire/pipewire/-/wikis/Network#roc |
| sofa | Spatially Oriented Format for Acoustics (SOFA) support via <pkg>media-libs/libmysofa</pkg> |
| sound-server | Provide sound server using ALSA and bluetooth devices |
| system-service | Install systemd unit files for running as a system service. Not recommended. |
| Flag | Description |
|---|---|
| audiofilters | Build with AudioFilters module |
| avdevice | Build FFmpeg module with libavdevice suport |
| avresample | Use libavresample instead of libswresample |
| cuvid | Build with CUVID module |
| extensions | Build with Extensions module and enable other plugins |
| inputs | Build with Inputs module |
| libass | Build with SSA/ASS subtitles rendering support |
| libopenmpt | |
| mediabrowser | Build with MediaBrowser support |
| mpris2 | Build Extensions with MPRIS2 support |
| notifications | Build additional notifications module |
| portaudio | |
| shaders | Compile Vulkan shaders using <pkg>media-libs/shaderc</pkg> |
| videofilters | Build with VideoFilters module |
| visualizations | Build with Visualizations module |
| Flag | Description |
|---|---|
| junction | Enable NFS junction support in nfsref |
| libmount | Link mount.nfs with libmount |
| nfsdctl | Build 'nfsdctl' utility to control nfsd. |
| nfsv3 | Enable support for NFSv2 and NFSv3 |
| nfsv4 | Enable support for NFSv4 (includes NFSv4.1 and NFSv4.2) |
| uuid | Support UUID lookups in rpc.mountd |
| Flag | Description |
|---|---|
| aesicm | Use AES ICM cryptographic algorithm |
| syslog | Use syslog for error messages |
| Flag | Description |
|---|---|
| fido2 | |
| mbedtls | |
| server |
| Flag | Description |
|---|---|
| dht | Enable DHT (distributed hash table) support |
| Flag | Description |
|---|---|
| hpack-tools | |
| xml |
| Flag | Description |
|---|---|
| corepack | Enable the experimental corepack package management tool |
| inspector | Enable V8 inspector |
| npm | Enable NPM package manager |
| pax-kernel | Enable building under a PaX enabled kernel |
| snapshot | Enable snapshot creation for faster startup |
| system-ssl | Use system OpenSSL instead of the bundled one |
| Flag | Description |
|---|---|
| tde2e | Install tde2e headers and cmake config |
| Flag | Description |
|---|---|
| netgear | Enable netgear branding |
| readynas | Enable readynas branding |
| tivo |
| Flag | Description |
|---|---|
| lz4 | |
| mjpeg | Enable builtin mjpeg video decoder |
| Flag | Description |
|---|---|
| remotecalls | Enable remote calls |
| warmstarts | Enables rpcbind to cache configuration for warm restarts |
| Flag | Description |
|---|---|
| nat-pmp | Enable support for the NAT-PMP protocol |
| Flag | Description |
|---|---|
| geoip | |
| remote | Enable remote controlling of the client |
| stats | Enable statistic reporting |
| webserver |
| Flag | Description |
|---|---|
| sound | |
| webinterface | Install dependencies needed for the web interface |
| Flag | Description |
|---|---|
| fasttrack | enable fasttrack support |
| gd | |
| gnutella | enable gnutella and gnutella2 support |
| guionly | enable client build only |
| Flag | Description |
|---|---|
| jsonapi | Enables the new RetroShare JSON API |
| libupnp | Enables UPnP port forwarding via <pkg>net-libs/libupnp</pkg> |
| miniupnp | Enables UPnP port forwarding via <pkg>net-libs/miniupnpc</pkg> |
| service | Enables the new RetroShare service |
| sqlcipher | Enables GXS database encryption via SQLCipher |
| Flag | Description |
|---|---|
| tinyxml2 | Use vendor tinyxml2 instead of xmlrpc-c. This allows significant reduction in overhead |
| xmlrpc |
| Flag | Description |
|---|---|
| network | Enable network printing support |
| Flag | Description |
|---|---|
| awg-quick | Install the awg-quick(8) helper tool. Most users want to use this. |
| Flag | Description |
|---|---|
| cpu_flags_x86_avx2 | |
| cpu_flags_x86_fma3 | |
| cpu_flags_x86_fma4 | |
| fortran | |
| mpi | |
| zbus | Adds support for ZBus cycle-counter of mips |
| Flag | Description |
|---|---|
| R | Enable <pkg>dev-lang/R</pkg> backend support |
| bundle |
| Flag | Description |
|---|---|
| yaml | support .yaml-encoded device trees |
| Flag | Description |
|---|---|
| netlink |
| Flag | Description |
|---|---|
| ) | |
| cs | |
| da | |
| de | |
| el | |
| es | |
| fi | |
| fr | |
| hu | |
| id | |
| it | |
| ko | |
| l10n_ja | |
| l10n_zh-CN | |
| mk | |
| nb | |
| nl | |
| pl | |
| pt-BR | |
| ro | |
| ru | |
| sr | |
| sv | |
| uk | |
| vi |
| Flag | Description |
|---|---|
| client | Build the OpenRazer daemon client |
| Flag | Description |
|---|---|
| embedded | limit RAM and CPU ressources by disabling features |
| libusb | Use <pkg>dev-libs/libusb</pkg> detection to hotplug new smartcard readers. This flag should only be enabled if you're running a non-Linux kernel or you don't want to use udev. |
| Flag | Description |
|---|---|
| acl | |
| cgroup-hybrid | Use hybrid cgroup hierarchy (OpenRC's default) instead of unified. |
| efi | Support rebooting into EFI firmware |
| userdb | Build and install elogind-userdbd, a drop-in replacement for systemd-userdbd, plus userdbctl. |
| Flag | Description |
|---|---|
| debuginfod | Enable debuginfod support via <pkg>dev-libs/elfutils</pkg> libdebuginfod |
| default-gold | Set ld to point to ld.gold instead of ld.bfd |
| gold | Build ld.gold linker |
| gprofng | Enable the next-generation gprofng profiler |
| xxhash | Use <pkg>dev-libs/xxhash</pkg> for --build-id=xx support |
| Flag | Description |
|---|---|
| ipv6 |
| Flag | Description |
|---|---|
| lzip |
| Flag | Description |
|---|---|
| 64-bit-bfd | Support 64-bit targets even on 32-bit hosts (is ignored on 64-bit hosts) |
| Flag | Description |
|---|---|
| compat | Enable compatibility with <pkg>sys-libs/zlib</pkg>'s USE=minizip, allowing minizip-ng to replace it. Only enable if you want to replace reference minizip with minizip-ng. |
| Flag | Description |
|---|---|
| ada | Add bindings for the Ada programming language |
| gpm | |
| profile | |
| stack-realign | Realign the stack in the 32-bit build for compatibility with older binaries at some performance cost. Avoids crashes in older 32-bit binaries. Only affects x86/32-bit multilib builds on amd64. |
| tinfo | Build curses library (libncurses) sep from the low-level terminfo library (libtinfo) -- usually needed only for binary packages -- but it is binary compatible in either mode |
| trace | Enable test trace() support in ncurses calls |
| Flag | Description |
|---|---|
| bfd | With USE=unwind, demangle symbol names (like for C++) in backtraces via <pkg>sys-libs/binutils-libs</pkg> |
| delayacct | Enable Linux delay accounting support via <pkg>dev-libs/libnl</pkg> |
| hwloc | Use <pkg>sys-apps/hwloc</pkg> for CPU affinity support |
| openvz | Enable openvz support |
| vserver | Enable vserver support |
| Flag | Description |
|---|---|
| mysql |
| Flag | Description |
|---|---|
| gnome-shell | Integrate with gnome-base/gnome-shell search |
| Flag | Description |
|---|---|
| libei | Enable emulated input using <pkg>dev-libs/libei</pkg> |
| xcsecurity | Build Security extension |
| Flag | Description |
|---|---|
| adwaita-icon-theme | |
| atk-bridge | |
| vim-syntax |
| Flag | Description |
|---|---|
| pch | |
| spell |