Can't compile on Arch Linux

[mabushey]

╰─➤  qmake -r && make        
Reading /home/michael/source/Lightpack/Software/math/math.pro
Cannot read /home/michael/source/Lightpack/Software/build-vars.prf: No such file or directory
Reading /home/michael/source/Lightpack/Software/grab/grab.pro
Reading /home/michael/source/Lightpack/Software/src/src.pro
cd math/ && ( test -e Makefile || /usr/lib/qt/bin/qmake /home/michael/source/Lightpack/Software/math/math.pro -o Makefile ) && make -f Makefile 
make[1]: Entering directory '/home/michael/source/Lightpack/Software/math'
make[1]: Nothing to be done for 'first'.
make[1]: Leaving directory '/home/michael/source/Lightpack/Software/math'
cd grab/ && ( test -e Makefile || /usr/lib/qt/bin/qmake /home/michael/source/Lightpack/Software/grab/grab.pro -o Makefile ) && make -f Makefile 
make[1]: Entering directory '/home/michael/source/Lightpack/Software/grab'
make[1]: Nothing to be done for 'first'.
make[1]: Leaving directory '/home/michael/source/Lightpack/Software/grab'
cd src/ && ( test -e Makefile || /usr/lib/qt/bin/qmake /home/michael/source/Lightpack/Software/src/src.pro -o Makefile ) && make -f Makefile 
make[1]: Entering directory '/home/michael/source/Lightpack/Software/src'
g++ -c -pipe -g -Wall -W -D_REENTRANT -fPIC -DGIT_REVISION=\"baafe16\" -DX11_GRAB_SUPPORT -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -I. -I.. -Ihidapi -I../grab -I../alienfx -I../grab/include -I../math/include -Istuff -Iqtsingleapplication/src -isystem /usr/include/libusb-1.0 -isystem /usr/include/qt -isystem /usr/include/qt/QtWidgets -isystem /usr/include/qt/QtGui -isystem /usr/include/qt/QtNetwork -isystem /usr/include/qt/QtCore -Istuff -Istuff -I/usr/lib/qt/mkspecs/linux-g++ -o stuff/qtlocalpeer.o qtsingleapplication/src/qtlocalpeer.cpp
qtsingleapplication/src/qtlocalpeer.cpp: In member function ‘bool QtLocalPeer::sendMessage(const QString&, int)’:
qtsingleapplication/src/qtlocalpeer.cpp:160:19: error: variable ‘QDataStream ds’ has initializer but incomplete type
     QDataStream ds(&socket);
                   ^
qtsingleapplication/src/qtlocalpeer.cpp: In member function ‘void QtLocalPeer::receiveConnection()’:
qtsingleapplication/src/qtlocalpeer.cpp:180:26: error: variable ‘QDataStream ds’ has initializer but incomplete type
     QDataStream ds(socket);
                          ^
make[1]: *** [Makefile:1826: stuff/qtlocalpeer.o] Error 1
make[1]: Leaving directory '/home/michael/source/Lightpack/Software/src'
make: *** [Makefile:131: sub-src-make_first-ordered] Error 2

[e-yes]

Fixed there: https://github.com/woodenshark/Lightpack/pull/57 But not merged so far.