Etc-common
/etc/env.d/99local
CCACHE_DIR="/var/tmp/ccache" HTTP_PROXY="http://172.24.228.3:3128" FTP_PROXY="http://172.24.228.3:3128" http_proxy="http://172.24.228.3:3128" ftp_proxy="http://172.24.228.3:3128" RSYNC_PROXY="145.228.130.10:3128"
/etc/profile - Kernel ccache/distcc
29:
PATH="/usr/lib/ccache/bin:/usr/lib/distcc/bin:${PATH}"