[rtems-source-builder commit] Make CVS optional. We should avoid using it.

[Chris Johns]

Module:    rtems-source-builder
Branch:    4.11
Commit:    33142dd1f21790914f47ad67707a957b9f6c568b
Changeset: http://git.rtems.org/rtems-source-builder/commit/?id=33142dd1f21790914f47ad67707a957b9f6c568b

Author:    Chris Johns <chrisj at rtems.org>
Date:      Thu Dec 10 17:30:27 2015 +1100

Make CVS optional. We should avoid using it.

---

 source-builder/defaults.mc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source-builder/defaults.mc b/source-builder/defaults.mc
index 67ba8cf..44fa838 100644
--- a/source-builder/defaults.mc
+++ b/source-builder/defaults.mc
@@ -141,7 +141,7 @@ __chmod:             exe,     required, '/bin/chmod'
 __chown:             exe,     required, '/usr/sbin/chown'
 __cp:                exe,     required, '/bin/cp'
 __cpp:               exe,     none,     '%{__cc} -E'
-__cvs:               exe,     required, '/usr/bin/cvs'
+__cvs:               exe,     optional, '/usr/bin/cvs'
 __cvs_z:             none,    none,     '%{__cvs} -z 9'
 __cxx:               exe,     required, '/usr/bin/g++'
 __flex:              exe,     required, '/usr/bin/flex'