Fix PySide2 build error on CentOS 7 (qv4engine)
Fix PySide2 build error on CentOS 7 (qv4engine)

Some hack that makes CentOS happy.

Task-number: PYSIDE-342
Change-Id: Ibdc8ed09bf32c8788967b09bb0f816b604a00e76
Reviewed-by: Christian Tismer <3f32342346a37828fd9c8841ea4579d28b46cf08@stackless.com>

qtproject/pyside-pyside,qtproject/pyside-pyside,qtproject/pyside-pyside,qtproject/pyside-pyside,qtproject/pyside-pyside