This is what I add to make.conf

CCACHE_DIR="/var/tmp/ccache"
CCACHE_SIZE="5G"



This is what I add to my /etc/profile

export CCACHE_DIR="/var/tmp/ccache"
export CCACHE_LOGFILE="/var/tmp/ccache/ccache_logfile.txt"
export CCACHE_NOLINK="1"
export CCACHE_PREFIX="distcc"
export CCACHE_UMASK="002"
export DISTCC_HOSTS="localhost other.localhost another.localhost"
export DISTCC_DIR="/var/tmp/.distcc/"
export DISTCC_LOG="/var/tmp/.distcc/distcc_logfile.txt"