In file included from ../../Android/android-ndk-r10b/sources/cxx-stl/gnu-libstdc++/4.9/include/bits/stl_algo.h:59:0,
                 from ../../Android/android-ndk-r10b/sources/cxx-stl/gnu-libstdc++/4.9/include/algorithm:62,
                 from ../../../Qt5.6.1/5.6/android_armv7/include/QtCore/qglobal.h:88,
                 from ../../../Qt5.6.1/5.6/android_armv7/include/QtCore/qcoreapplication.h:37,
                 from ../../../Qt5.6.1/5.6/android_armv7/include/QtGui/qguiapplication.h:37,
                 from ../../../Qt5.6.1/5.6/android_armv7/include/QtGui/QGuiApplication:1,
                 from ../Tribes/main.cpp:1:
../../Android/android-ndk-r10b/sources/cxx-stl/gnu-libstdc++/4.9/include/cstdlib:72:20: fatal error: stdlib.h: No such file or directory
 #include <stdlib.h>

How can i deal with it?