the default mozconfig file for compiling palemoon from source

.mozconfig

# Clear this if not a 64bit build
_BUILD_64=1

# Set GTK Version to 2 or 3
_GTK_VERSION=2

# Standard build options for Pale Moon
ac_add_options --enable-application=palemoon
ac_add_options --enable-optimize="-O2 -w"
ac_add_options --enable-default-toolkit=cairo-gtk$_GTK_VERSION
ac_add_options --enable-jemalloc
ac_add_options --enable-strip
ac_add_options --enable-devtools
ac_add_options --enable-av1
ac_add_options --disable-eme
ac_add_options --disable-webrtc
ac_add_options --disable-gamepad
ac_add_options --disable-tests
ac_add_options --disable-debug
ac_add_options --disable-necko-wifi
ac_add_options --disable-updater
ac_add_options --with-pthreads

# Please see https://www.palemoon.org/redist.shtml for restrictions when using the official branding.
ac_add_options --enable-official-branding
export MOZILLA_OFFICIAL=1

# Processor architecture specific build options
if [ -n "$_BUILD_64" ]; then
  ac_add_options --x-libraries=/usr/lib64
else
  ac_add_options --x-libraries=/usr/lib
fi

export MOZ_PKG_SPECIAL=gtk$_GTK_VERSION