DISTRIB_CODENAME=(The codename for the release)
Any other variable assignments will be silently ignored. For Debian
-7.0 (jessie), it might have read:
+9.0 (stretch), it might have read:
DISTRIB_ID=Debian
-DISTRIB_DESCRIPTION="Debian GNU/Linux 7.0 (jessie)"
-DISTRIB_RELEASE=7.0
-DISTRIB_CODENAME=jessie
+DISTRIB_DESCRIPTION="Debian GNU/Linux 9.0 (stretch)"
+DISTRIB_RELEASE=9.0
+DISTRIB_CODENAME=stretch
-- Chris Lawrence <lawrencc@debian.org>, Wed Sep 21 20:40:25 2005