Bug#1119658: gtk-d: fails to build on multiple release architectures

[Jeremy Bícha]

Source: gtk-d
Version: 3.11.0-1
Severity: serious
Tags: ftbfs forky sid
X-Debbugs-CC: mak at debian.org

gtk-d fails to build on multiple release architectures where it
successfully built before.

(If you fix this issue, please remember to git pull first because I
pushed an unrelated fix to Salsa today.)

Thank you,
Jeremy Bícha