--enable-qt needs to be split into --enable-qt4 --enable-qt5 and configure needs to be fixed/proper qt5 support
@ VLV 2.1.4
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --libdir=/usr/lib64 --disable-silent-rules --disable-dependency-tracking --with-default-font=/usr/share/fonts/dejavu//DejaVuSans.ttf --with-default-font-family=Sans --with-default-monospace-font=/usr/share/fonts/dejavu//DejaVuSansMono.ttf --with-default-monospace-font-family=Monospace --enable-vlc --docdir=/usr/share/doc/vlc-2.1.4 --disable-dependency-tracking --disable-optimizations --disable-update-check --enable-fast-install --enable-screen --enable-a52 --disable-aa --enable-alsa --disable-altivec --disable-atmo --disable-audioqueue --enable-bonjour --enable-avcodec --enable-avformat --disable-fribidi --enable-bluray --enable-vcd --enable-libcddb --disable-chromaprint --enable-dbus --disable-dirac --disable-directfb --disable-directx --disable-dc1394 --disable-debug --enable-dca --enable-dvbpsi --enable-dvdread --enable-dvdnav --disable-dxva2 --enable-egl --enable-sout --disable-faad --disable-fdkaac --enable-flac --disable-fluidsynth --enable-fontconfig --enable-libgcrypt --disable-gme --disable-gnomevfs --disable-gnutls --disable-growl --disable-httpd --disable-dv1394 --disable-ios-vout --disable-ios-vout2 --disable-jack --disable-kate --without-kde-solid --disable-libass --disable-caca --enable-notify --disable-samplerate --disable-libtar --disable-tiger --disable-linsys --disable-lirc --disable-live555 --disable-lua --disable-macosx-audio --disable-macosx-dialog-provider --disable-macosx-eyetv --disable-macosx-qtkit --disable-macosx-quartztext --disable-macosx-vout --enable-mkv --enable-mmx --disable-mod --enable-mad --enable-libmpeg2 --disable-mtp --disable-mpc --enable-ncurses --disable-neon --enable-ogg --enable-mux_ogg --disable-omxil --disable-omxil-vout --disable-opencv --enable-glx --disable-opus --disable-optimize-memory --enable-png --enable-postproc --disable-projectm --enable-pulse --enable-qt --disable-libfreerdp --disable-realrtsp --disable-run-as-root --enable-smbclient --enable-schroedinger --enable-sdl --enable-sdl-image --disable-sid --disable-sftp --disable-shout --disable-skins2 --enable-speex --enable-sse --enable-svg --enable-swscale --enable-taglib --enable-theora --disable-tremor --enable-freetype --disable-twolame --enable-udev --enable-upnp --enable-v4l2 --enable-libva --disable-vcdx --enable-vdpau --disable-vlm --disable-libvnc --enable-vorbis --enable-wma-fixed --with-x --enable-x264 --enable-xcb --enable-libxml2 --enable-xvideo --disable-zvbi --enable-telx --disable-coverage --disable-cprof --disable-crystalhd --disable-decklink --disable-gles1 --disable-gles2 --disable-goom --disable-ios-audio --disable-kai --disable-kva --disable-maintainer-mode --disable-merge-ffmpeg --disable-opensles --disable-oss --disable-quicksync --disable-quicktime --disable-rpi-omxil --disable-shine --disable-sndio --disable-vda --disable-vsxu --disable-wasapi
Yields:
checking for QT... no
checking for QT... yes
checking whether Qt uses Xlib... yes
checking for moc-qt4... /usr/lib64/qt5/bin/moc
checking for rcc... /usr/bin/rcc
checking for uic-qt4... /usr/lib64/qt5/bin/uic
So it found it ... no? ... yes!
Good bits at bottom, truncated
Making all in qt4
make[5]: Entering directory '/var/tmp/portage/media-video/vlc-2.1.4/work/vlc-2.1.4/modules/gui/qt4'
---- Truncated ----
make[6]: Entering directory '/var/tmp/portage/media-video/vlc-2.1.4/work/vlc-2.1.4/modules/gui/qt4'
../../../doltlibtool --tag=CXX --mode=compile x86_64-pc-linux-gnu-g++ -DHAVE_CONFIG_H -I. -I../../.. -DMODULE_NAME=$(p="libqt4_plugin_la-qt4.lo"; p="${p##*/}"; p="${p#lib}"; echo "${p%_plugin*}") -DMODULE_NAME_IS_$(p="libqt4_plugin_la-qt4.lo"; p="${p##*/}"; p="${p#lib}"; echo "${p%_plugin*}") -DMODULE_STRING=\"$(p="libqt4_plugin_la-qt4.lo"; p="${p##*/}"; p="${p#lib}"; echo "${p%_plugin*}")\" -D__PLUGIN__ -I../../../include -I../../../include -I/usr/include/samba-4.0 -DQT_SHARED -I/usr/include/qt4 -I/usr/include/qt4/QtGui -I/usr/include/qt4 -I/usr/include/qt4/QtCore -O2 -mprefer-avx128 -fomit-frame-pointer -pipe -march=bdver2 -mmmx -mno-3dnow -msse -msse2 -msse3 -mssse3 -msse4a -mcx16 -msahf -mno-movbe -maes -mno-sha -mpclmul -mpopcnt -mabm -mlwp -mfma -mfma4 -mxop -mbmi -mno-bmi2 -mtbm -mavx -mno-avx2 -msse4.2 -msse4.1 -mlzcnt -mno-rtm -mno-hle -mno-rdrnd -mf16c -mno-fsgsbase -mno-rdseed -mprfchw -mno-adx -mfxsr -mxsave -mno-xsaveopt -mno-avx512f -mno-avx512er -mno-avx512cd -mno-avx512pf -mno-prefetchwt1 --param l1-cache-size=16 --param l1-cache-line-size=64 --param l2-cache-size=2048 -mtune=bdver2 -fstack-protector-strong -Wall -Wextra -Wsign-compare -Wundef -Wpointer-arith -Wvolatile-register-var -fvisibility=hidden -c -o libqt4_plugin_la-qt4.lo `test -f 'qt4.cpp' || echo './'`qt4.cpp
In file included from dialogs/open.hpp:35:0,
from dialogs_provider.hpp:36,
from qt4.cpp:36:
./ui/open.h:14:29: fatal error: QtWidgets/QAction: No such file or directory
#include <QtWidgets/QAction>
^