--- a/qt5-cross-build.txt	Tue Dec 24 05:14:48 2019 +0200
+++ b/qt5-cross-build.txt	Tue Dec 24 05:15:09 2019 +0200
@@ -1,5 +1,5 @@
-# In Debian 9
-apt-get install gcc-mingw-w64 g++-mingw-w64
+# In Debian 9+
+apt-get install mingw-w64
 
 
 # Clone Qt5 base git repo:
@@ -7,47 +7,19 @@
 cd qt5-src/
 
 # Checkout desired version
-git checkout 5.8
+git checkout 5.12
 
 # Initialize subrepos, we need just qtbase
 ./init-repository -f --module-subset=qtbase
-git checkout v5.8.0
+git checkout v5.12.6
 git submodule update
 
 # Configure for cross-compilation
 ./configure -release -opensource -nomake examples -nomake tests -xplatform win32-g++ -device-option CROSS_COMPILE=i686-w64-mingw32- -opengl desktop
 
-# Qt5.8 requires this Windows 10 -specific header file
+# Qt5 requires this Windows 10 -specific header file
 wget https://raw.githubusercontent.com/tpn/winsdk-10/master/Include/10.0.10240.0/um/UIViewSettingsInterop.h
 	-O /usr/i686-w64-mingw32/include/
 
 # Build it
 make -j8
-
-#############
-Stuff below is not relevant to Syntilista, just run build-win32.sh
-#############
-
-# To cross-compile using qmake
-/misc/packages/qt5-src/qtbase/bin/qmake
-make
-
-
-# The compiled exe requires DLL libraries ( Qt5Core.dll Qt5Gui.dll Qt5Widgets.dll
-# ) etc. which can be found from the QT5 cross build directory. Copy them
-# into your application (executable) directory.
-/misc/packages/qt5-src/qtbase/bin/
-
-
-# And plugins, usually platforms/qwindows.dll and whatever you need,
-# but it depends on your application. You will have to create the
-# same subdirectories under your target application directory.
-
-mkdir -p $TGTDIR/platforms
-cp /misc/packages/qt5-src/qtbase/plugins/platforms/qwindows.dll $TGTDIR/platforms/
-
-
-# Also libgcc and libstdc++ DLLs are needed, found from
-/usr/lib/gcc/i686-w64-mingw32/6.3-win32/
-
-# or so ..