error: stdlib.h: No such file or directory

Arch Linux linux 4.2.3-1 qt5-3d 5.5.1-1 qt5-base 5.5.1-1 qt5-canvas3d 5.5.1-1 qt5-connectivity 5.5.1-1 qt5-declarative 5.5.1-1 qt5-enginio 5.5.1-1 qt5-graphicaleffects 5.5.1-1 qt5-imageformats 5.5.1-1 qt5-location 5.5.1-1 qt5-multimedia 5.5.1-1 qt5-quick1 5.5.1-1 qt5-quickcontrols 5.5.1-1 qt5-script 5.5.1-1 qt5-sensors 5.5.1-1 qt5-serialport 5.5.1-1 qt5-svg 5.5.1-1 qt5-tools 5.5.1-1 qt5-translations 5.5.1-1 qt5-wayland 5.5.1-1 qt5-webchannel 5.5.1-1 qt5-webengine 5.5.1-1 qt5-webkit 5.5.1-1 qt5-websockets 5.5.1-1 qt5-x11extras 5.5.1-1 qt5-xmlpatterns 5.5.1-1 qtcreator 3.5.1-1 android-ndk r8b-1 android-sdk 24.3.3-2 android-sdk-build-tools r22.0.1-1 android-sdk-platform-tools r22-3 with platform 22 installed via the android manager. I added a custom Android kit (as Qt Creator didn't make one automatically), see screenshots.