Qt SDK Issue cstdlib: fatal error: stdlib.h: No such file or directory

*To reproduce the issue, I've tried the following solutions which did not
help:*

*1) Globally remove -isystem from the QMAKE_CFLAGS_ISYSTEM = -isystem line
> in /usr/lib/qt5/mkspecs/common/gcc-base.conf*
>
*2) Removing the last path /usr/include from the file
/usr/lib/qt5/mkspecs/qconfig.pri line QMAKE_DEFAULT_INCDIRS = ... *

参考链接：http://lists.openembedded.org/pipermail/openembedded-devel/2018-April/117908.html