Created attachment 200492 [details] patch USES=compiler:c++11-lang is necessary to build on GCC architectures. Tested on powerpc64 and amd64. Hardware sponsored by IntegriCloud.
A commit references this bug: Author: linimon Date: Wed Dec 26 12:27:10 UTC 2018 New revision: 488379 URL: https://svnweb.freebsd.org/changeset/ports/488379 Log: USES=compiler:c++11-lang is necessary to build on GCC-based architectures. PR: 234391 Submitted by: Piotr Kubaj Approved by: maintainer Changes: head/misc/kde-thumbnailer-epub/Makefile