ac_add_options --with-system-libevent
ac_add_options --with-system-libvpx
ac_add_options --with-system-nspr
ac_add_options --with-system-nss
ac_add_options --disable-elf-hack
ac_add_options --prefix=/usr
ac_add_options --enable-application=comm/mail
ac_add_options --disable-crashreporter
ac_add_options --disable-updater
ac_add_options --disable-debug
ac_add_options --disable-debug-symbols
ac_add_options --disable-tests
ac_add_options --enable-optimize=-O2
ac_add_options --enable-linker=gold
ac_add_options --enable-strip
ac_add_options --enable-install-strip
ac_add_options --enable-official-branding
ac_add_options --enable-system-ffi
ac_add_options --enable-system-pixman
ac_add_options --with-system-jpeg
ac_add_options --with-system-png
ac_add_options --with-system-zlib
ac_add_options --without-wasm-sandboxed-libraries
