netcat: make netcat-openbsd the default netcat (#19411)

The motivation for this change is the following: As gnu-netcat,
e. g. does not support ipv6, it is not suitable as default netcat.

This commit also fixes all obvious build issues caused by this change.
This commit is contained in:
sternenseemann
2016-10-30 02:52:47 +02:00
parent 750af04bad
commit e2372502d3
9 changed files with 22 additions and 20 deletions