Compile QtMqtt for Boot2Qt\apalis-imx6 on Windows

Hello,
I try to compile QtMqtt for Boot2Qt\apalis-imx6 on Windows and get the following error:
(it works on my Ubuntu Linux system)

cd C:\Qt\5.11.1\Automation\sources\qtmqtt
cd build
C:\Qt\5.11.1\Boot2Qt\apalis-imx6\toolchain\sysroots\i686-pokysdk-mingw32\usr\bin\qmake.exe ../qtmqtt.pro
C:/Qt/5.11.1/Boot2Qt/apalis-imx6/toolchain/sysroots/i686-pokysdk-mingw32/usr/bin/make

cd src\ && ( if not exist Makefile C:\Qt\5.11.1\Boot2Qt\apalis-imx6\toolchain\sysroots\i686-pokysdk-mingw32\usr\bin\qmake.exe -o Makefile C:\Qt\5.11.1\Automation\sources\qtmqtt\src\src.pro ) && C:/Qt/5.11.1/Boot2Qt/apalis-imx6/toolchain/sysroots/i686-pokysdk-mingw32/usr/bin/make -f Makefile
make[1]: Entering directory 'C:/Qt/5.11.1/Automation/sources/qtmqtt/build/src'
cd mqtt\ && ( if not exist Makefile C:\Qt\5.11.1\Boot2Qt\apalis-imx6\toolchain\sysroots\i686-pokysdk-mingw32\usr\bin\qmake.exe -o Makefile C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\mqtt.pro ) && C:/Qt/5.11.1/Boot2Qt/apalis-imx6/toolchain/sysroots/i686-pokysdk-mingw32/usr/bin/make -f Makefile
make[2]: Entering directory 'C:/Qt/5.11.1/Automation/sources/qtmqtt/build/src/mqtt'
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttclient.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttconnection.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttcontrolpacket.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttmessage.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttsubscription.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqtttopicfilter.cpp
compiling C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqtttopicname.cpp
generating .moc/moc_predefs.h
moc C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttclient.h
compiling .moc\moc_qmqttclient.cpp
moc C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttmessage.h
compiling .moc\moc_qmqttmessage.cpp
moc C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttsubscription.h
compiling .moc\moc_qmqttsubscription.cpp
moc C:\Qt\5.11.1\Automation\sources\qtmqtt\src\mqtt\qmqttconnection_p.h
compiling .moc\moc_qmqttconnection_p.cpp
del libQt5Mqtt.so.5.11.1 libQt5Mqtt.so libQt5Mqtt.so.5 libQt5Mqtt.so.5.11
C:\Qt\5.11.1\Automation\sources\qtmqtt\build\src\mqtt\libQt5Mqtt.so.5.11.1 konnte nicht gefunden werden
linking ..\..\lib\libQt5Mqtt.so.5.11.1
c:/qt/5.11.1/boot2qt/apalis-imx6/toolchain/sysroots/i686-pokysdk-mingw32/usr/bin/arm-poky-linux-gnueabi/../../libexec/arm-poky-linux-gnueabi/gcc/arm-poky-linux-gnueabi/6.4.0/real-ld.exe:QtMqtt.version:0: syntax error in VERSION script
collect2.exe: error: ld returned 1 exit status
make[2]: *** [Makefile:115: ..\..\lib\libQt5Mqtt.so.5.11.1] Error 1
make[2]: Leaving directory 'C:/Qt/5.11.1/Automation/sources/qtmqtt/build/src/mqtt'
make[1]: *** [Makefile:45: sub-mqtt-make_first] Error 2
make[1]: Leaving directory 'C:/Qt/5.11.1/Automation/sources/qtmqtt/build/src'
make: *** [Makefile:47: sub-src-make_first] Error 2

C:\Qt\5.11.1\Automation\sources\qtmqtt\build>