There was a problem with mt-daapd and the 64bit compiler of the amd64 os. Fix: New file in audio/mt-daapd/files named patch-mDNSClientAPI.h How-To-Repeat: make in ports/audio/mt-daapd
Responsible Changed From-To: freebsd-ports-bugs->krion Grab.
State Changed From-To: open->closed Committed, thanks!