K 10
svn:author
V 7
linimon
K 8
svn:date
V 27
2020-05-29T21:55:47.989686Z
K 7
svn:log
V 182
MFH: r536996

Add compiler:c++11-lang to USES to fix build on GCC-based systens:

  configure: error: Cannot find acceptable GtkGlExt version.

Approved by:	portmgr (tier-2 blanket)

END