Log Message:
Pullup ticket #5331 - requested by sevan
security/zoneminder: build fix for macOS

Revisions pulled up:
- security/zoneminder/Makefile                                  1.33

---
   Module Name:    pkgsrc
   Committed By:   dsainty
   Date:           Thu Apr 20 09:59:39 UTC 2017

   Modified Files:
           pkgsrc/security/zoneminder: Makefile

   Log Message:
   Darwin does have sendfile(), but the API differs from ZoneMinder's
   expectation.
   Inhibit its use on Darwin to fix the build.

   Hello,
   Please pull up the following Darwin build fix to security/zoneminder.