CFLAGS="-O2 -pipe -march=native"
CXXFLAGS="${CFLAGS}"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"

CHOST="x86_64-pc-linux-gnu"
CBUILD="x86_64-pc-linux-gnu"
MAKEOPTS="-j2"
EMERGE_DEFAULT_OPTS="-j2"

ACCEPT_KEYWORDS="amd64"
ACCEPT_LICENSE="*"

VIDEO_CARDS=""
INPUT_DEVICES="evdev"

FEATURES="ccache parallel-fetch collision-protect sandbox candy metadata-transfer preserve-libs"

CCACHE_SIZE="8G"
CCACHE_DIR="/var/tmp/ccache"
PORTAGE_NICENESS="19"
PORTAGE_IONICE_COMMAND="ionice -c 3 -p \${PID}"

PORTAGE_ELOG_CLASSES="warn error log"
PORTAGE_ELOG_SYSTEM="save"

# cpu
USE="$USE custom-cflags"

# gpu
USE="$USE directfb dri dri2 fbcon fbcondecor fbosd fbsplash opengl opencl vaapi"

# fonts
USE="$USE cairo cleartype -lcdfilter truetype unicode"

# audio
USE="$USE aac alsa amr audio dts -esd faac gsm jack -jingle mad mikmod -nas \
          ogg -osc -oss -pulseaudio speex vorbis"

# multimedia (video+audio)
USE="$USE dirac -dvb -dvdr encode fftw -ipod -quicktime schroedinger v4l v4l2 video vpx x264 -xv xvid xvmc"

# graphics
USE="$USE -aalib -gphoto2 imagemagick jpg jpeg png sdl X"

# arc
USE="$USE bzip2 gzip"

# toolkits
USE="$USE -aqua -gtk -gtk2 -gtkhtml -neXt -qt -qt3 qt3support -qt-static -qt4"

# desktop
USE="$USE -gnome -gnome2 -gnome-keyring -kde -nautilus -semantic-desktop xscreensaver"

# input
USE="$USE -joystick tslib"

# net
USE="$USE -ipv6"

# security
USE="$USE -kerberos -pam"

# power
USE="$USE acpi"

# develop
USE="$USE bash-completion cscope -debug -fortran -java \
          -introspection -lua -mono pch -perl -python -static-libs \
          -tcl -tidy -tk -tokenizer"

# daemons
USE="$USE consolekit daemon dbus -hal logrotate samba syslog"

# web
USE="$USE cgi xmlrpc"

# networking
USE="$USE -bluetooth -imap -ipv6 -lirc -networkmanager -nis"

# db
USE="$USE -freetds -mssql -sybase-ct"

# other
USE="$USE -bindist examples -freetds -ipod -multilib -old-linux nptl \
          -smartcard threads xattr"