X abi_x86_64 alpha alsa amd64 amd64-linux arm arm64 arm64-macos eglfs elibc_Darwin elibc_SunOS elibc_bionic elibc_glibc elibc_mingw elibc_musl ffmpeg gstreamer hppa kernel_Darwin kernel_SunOS kernel_linux loong m68k mips opengl ppc ppc-macos ppc64 ppc64-linux prefix prefix-guest prefix-stack pulseaudio qml riscv s390 screencast sparc test v4l vaapi vulkan wayland x64-macos x64-solaris x86 x86-linux
