tree 3c36cbfb3579fbd0b64e3d3308ecbfccf7e8e130
parent b6589dc0f30d644e7eaa6d3ac06167e4b4c5506a
author Akira Yokosawa <akiyks@gmail.com> 1526053878 +0900
committer Paul E. McKenney <paulmck@linux.vnet.ibm.com> 1526240346 -0700

Makefile: Add check of version conflict of a2ping

This conflict is likely to be encountered by new readers.
Checking it in Makefile and output reference to FAQ-BUILD.txt
should be of help.

Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>