Log message:
Pullup ticket #6227 - requested by otis
net/powerdns: bugfixes

Revisions pulled up:
- net/powerdns/Makefile                                         1.55
- net/powerdns/Makefile.common                                  1.29
- net/powerdns/distinfo                                         1.40
- net/powerdns/patches/patch-pdns_iputils.hh                    deleted

---
   Module Name:    pkgsrc
   Committed By:   otis
   Date:           Sun Jun  7 18:55:13 UTC 2020

   Modified Files:
           pkgsrc/net/powerdns: Makefile Makefile.common distinfo
   Removed Files:
           pkgsrc/net/powerdns/patches: patch-pdns_iputils.hh

   Log message:
   net/powerdns: Update to 4.2.2

   Changes since 4.2.1:

   * Released:
     - 9th of April 2020

   * New Features:
     - api: add includerings option to statistics endpoint

   * Improvements:
     - cache: strictly enforce maximum size, and improve cleanup routine

   * Bug Fixes:
     - fix records ending up in wrong packet section

     - avoid IXFR-in corruption when deltas come in close together.
       Please see the IXFR-in corruption upgrade notes

     - fix out-of-bound access for zero length "serialized" string when
       using lmdbbackend.

     - bind backend: pthread_mutex_t should be inited and destroyed and not be copied

   * Reference:
     - https://doc.powerdns.com/authoritative/changelog/4.2.html#change-4.2.2