pi@raspberrypi:~/deconz-rest-plugin $ qmake && make -j3

Info: creating stash file /home/pi/deconz-rest-plugin/.qmake.stash
make -f Makefile.Release
make[1]: Entering directory '/home/pi/deconz-rest-plugin'
/usr/lib/arm-linux-gnueabihf/qt5/bin/uic de_web_widget.ui -o ui_de_web_widget.h
g++ -c -pipe -Wno-attributes -Wall -Wno-attributes -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DDECONZ_DLLSPEC=Q_DECL_IMPORT -DARCH_ARM -DARCH_ARMV7 -DUSE_WEBSOCKETS -DGW_SW_VERSION=\"2.04.84\" -DGW_API_VERSION=\"1.0.4\" -DGIT_COMMMIT=\"365603cea8d7554cbf3cd76b88d96099baa92c4d\" -DGW_MIN_RPI_FW_VERSION=0x26190500 -DGW_MIN_DERFUSB23E0X_FW_VERSION=0x22030300 -DGW_DEFAULT_NAME=\"deCONZ-GW\" -DQT_NO_DEBUG -DQT_PLUGIN -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_SERIALPORT_LIB -DQT_WEBSOCKETS_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -isystem /usr/include -I../.. -I../../common -isystem /usr/include/arm-linux-gnueabihf/qt5 -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWidgets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtGui -isystem /usr/include/arm-linux-gnueabihf/qt5/QtSerialPort -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWebSockets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtNetwork -isystem /usr/include/arm-linux-gnueabihf/qt5/QtCore -Irelease -I. -I/usr/lib/arm-linux-gnueabihf/qt5/mkspecs/linux-g++ -o release/authentification.o authentification.cpp
g++ -c -pipe -Wno-attributes -Wall -Wno-attributes -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DDECONZ_DLLSPEC=Q_DECL_IMPORT -DARCH_ARM -DARCH_ARMV7 -DUSE_WEBSOCKETS -DGW_SW_VERSION=\"2.04.84\" -DGW_API_VERSION=\"1.0.4\" -DGIT_COMMMIT=\"365603cea8d7554cbf3cd76b88d96099baa92c4d\" -DGW_MIN_RPI_FW_VERSION=0x26190500 -DGW_MIN_DERFUSB23E0X_FW_VERSION=0x22030300 -DGW_DEFAULT_NAME=\"deCONZ-GW\" -DQT_NO_DEBUG -DQT_PLUGIN -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_SERIALPORT_LIB -DQT_WEBSOCKETS_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -isystem /usr/include -I../.. -I../../common -isystem /usr/include/arm-linux-gnueabihf/qt5 -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWidgets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtGui -isystem /usr/include/arm-linux-gnueabihf/qt5/QtSerialPort -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWebSockets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtNetwork -isystem /usr/include/arm-linux-gnueabihf/qt5/QtCore -Irelease -I. -I/usr/lib/arm-linux-gnueabihf/qt5/mkspecs/linux-g++ -o release/atmel_wsndemo_sensor.o atmel_wsndemo_sensor.cpp
g++ -c -pipe -Wno-attributes -Wall -Wno-attributes -O2 -std=gnu++11 -Wall -W -D_REENTRANT -fPIC -DDECONZ_DLLSPEC=Q_DECL_IMPORT -DARCH_ARM -DARCH_ARMV7 -DUSE_WEBSOCKETS -DGW_SW_VERSION=\"2.04.84\" -DGW_API_VERSION=\"1.0.4\" -DGIT_COMMMIT=\"365603cea8d7554cbf3cd76b88d96099baa92c4d\" -DGW_MIN_RPI_FW_VERSION=0x26190500 -DGW_MIN_DERFUSB23E0X_FW_VERSION=0x22030300 -DGW_DEFAULT_NAME=\"deCONZ-GW\" -DQT_NO_DEBUG -DQT_PLUGIN -DQT_WIDGETS_LIB -DQT_GUI_LIB -DQT_SERIALPORT_LIB -DQT_WEBSOCKETS_LIB -DQT_NETWORK_LIB -DQT_CORE_LIB -I. -isystem /usr/include -I../.. -I../../common -isystem /usr/include/arm-linux-gnueabihf/qt5 -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWidgets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtGui -isystem /usr/include/arm-linux-gnueabihf/qt5/QtSerialPort -isystem /usr/include/arm-linux-gnueabihf/qt5/QtWebSockets -isystem /usr/include/arm-linux-gnueabihf/qt5/QtNetwork -isystem /usr/include/arm-linux-gnueabihf/qt5/QtCore -Irelease -I. -I/usr/lib/arm-linux-gnueabihf/qt5/mkspecs/linux-g++ -o release/bindings.o bindings.cpp
In file included from /usr/include/c++/6/bits/stl_algo.h:59:0,
from /usr/include/c++/6/algorithm:62,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qglobal.h:94,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/QtGlobal:1,
from de_web_plugin_private.h:13,
from atmel_wsndemo_sensor.cpp:11:
/usr/include/c++/6/cstdlib:75:25: fatal error: stdlib.h: No such file or directory
#include_next <stdlib.h>
^
In file included from /usr/include/c++/6/bits/stl_algo.h:59:0,
from /usr/include/c++/6/algorithm:62,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qglobal.h:94,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qatomic.h:41,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qrefcount.h:43,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qbytearray.h:44,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qcryptographichash.h:44,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/QCryptographicHash:1,
from authentification.cpp:11:
/usr/include/c++/6/cstdlib:75:25: fatal error: stdlib.h: No such file or directory
#include_next <stdlib.h>
^
compilation terminated.
compilation terminated.
Makefile.Release:421: recipe for target 'release/authentification.o' failed
make[1]: *** [release/authentification.o] Error 1
make[1]: *** Waiting for unfinished jobs....
Makefile.Release:438: recipe for target 'release/atmel_wsndemo_sensor.o' failed
make[1]: *** [release/atmel_wsndemo_sensor.o] Error 1
In file included from /usr/include/c++/6/bits/stl_algo.h:59:0,
from /usr/include/c++/6/algorithm:62,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qglobal.h:94,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qnamespace.h:43,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qobjectdefs.h:48,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/qobject.h:46,
from /usr/include/arm-linux-gnueabihf/qt5/QtCore/QObject:1,
from de_web_plugin.h:15,
from bindings.cpp:11:
/usr/include/c++/6/cstdlib:75:25: fatal error: stdlib.h: No such file or directory
#include_next <stdlib.h>
^
compilation terminated.
Makefile.Release:456: recipe for target 'release/bindings.o' failed
make[1]: *** [release/bindings.o] Error 1
make[1]: Leaving directory '/home/pi/deconz-rest-plugin'
Makefile:38: recipe for target 'release' failed
make: *** [release] Error 2