Qt4 is dead and going away, is there any upstream activity towards porting to Qt5?
JFYI: upstream claims it can be built with both qt4 (>=4.4.0) and qt5 (tested with 5.2): https://github.com/barak/djview4. This looks relevant for version 4.10.6, so it's only a matter of fixing ebuild.
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=adfe003d2944ff1ca741fc6644084a4c8a544fe2 commit adfe003d2944ff1ca741fc6644084a4c8a544fe2 Author: Andreas Sturmlechner <asturm@gentoo.org> AuthorDate: 2017-12-09 19:53:37 +0000 Commit: Andreas Sturmlechner <asturm@gentoo.org> CommitDate: 2017-12-09 21:10:01 +0000 app-text/djview: Switch to Qt5 Closes: https://bugs.gentoo.org/640006 Package-Manager: Portage-2.3.17, Repoman-2.3.6 app-text/djview/djview-4.10.6-r1.ebuild | 83 +++++++++++++++++++++++++++++++++ 1 file changed, 83 insertions(+)