Log message:
Pullup ticket #5151 - requested by maya
audio/taglib: build fix

Revisions pulled up:
- audio/taglib/Makefile                                         1.38

---
   Module Name:	pkgsrc
   Committed By:	maya
   Date:		Fri Nov  4 14:03:14 UTC 2016

   Modified Files:
   	pkgsrc/audio/taglib: Makefile

   Log message:
   taglib: require gcc 4.7 for our own use of -std=c++11.

   the flag is needed, but was only introduced in gcc 4.7.

   fixes build on netbsd 6.1.5