mozilla@gentoo.org Gentoo Mozilla Team Use Clang compiler instead of GCC Disable EME (DRM plugin) capability at build time Force-enable hardware-accelerated rendering (Mozilla bug 594876) Enable libproxy support Use media-libs/openh264 for H.264 support instead of downloading binary blob from Mozilla at runtime Add support for profile-guided optimization using gcc-4.5, for faster binaries. This option will double the compile time. Add sound server support via media-libs/libpulse (may be PulseAudio or Pipewire, or apulse if installed) Compile and install experimental rust extensions, that may become part of Thunderbird some day. Enable support for the media-sound/sndio backend Use the system-wide media-libs/dav1d and media-libs/libaom library instead of bundled. Use the system-wide media-libs/harfbuzz and media-gfx/graphite2 instead of bundled. Use the system-wide dev-libs/icu instead of bundled. Use the system-wide media-libs/libjpeg-turbo instead of bundled. Use the system-wide dev-libs/libevent instead of bundled. Use system-wide dev-util/librnp instead of bundled one. Use the system-wide media-libs/libvpx instead of bundled. Use the system-wide media-libs/libpng instead of bundled (requires APNG patches) Use system's python site instead of bundled python libraries Use the system-wide media-libs/libwebp instead of bundled. Enable necko-wifi for NetworkManager integration, and access point MAC address scanning for better precision with opt-in geolocation services