Created attachment 208741 [details] patch to fix issue Please see: https://reviews.freebsd.org/D22207 and https://lists.freebsd.org/pipermail/freebsd-ports/2019-October/117198.html This should fix that issue. Please commit.
Committed. Thanks!
A commit references this bug: Author: sunpoet Date: Sun Nov 3 18:02:54 UTC 2019 New revision: 516583 URL: https://svnweb.freebsd.org/changeset/ports/516583 Log: Fix stage-qa PR: 241617 Differential Revision: https://reviews.freebsd.org/D22207 Submitted by: swills Changes: head/devel/rubygem-rbtrace/files/ head/devel/rubygem-rbtrace/files/patch-ext-extconf.rb