/usr/include/ is in libqtdbusmock1-dev 0.7+17.04.20170316.1-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/libqtdbusmock-1/libqtdbusmock/
/usr/include/libqtdbusmock-1/
/usr/include/libqtdbusmock-1/libqtdbusmock/DBusMock.h
/usr/include/libqtdbusmock-1/libqtdbusmock/DeclareMetatypes.h
/usr/include/libqtdbusmock-1/libqtdbusmock/ExportInterfaces.h
/usr/include/libqtdbusmock-1/libqtdbusmock/Method.h
/usr/include/libqtdbusmock-1/libqtdbusmock/MethodCall.h
/usr/include/libqtdbusmock-1/libqtdbusmock/MockInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/MockInterfaceClasses.h
/usr/include/libqtdbusmock-1/libqtdbusmock/NamedMethodCall.h
/usr/include/libqtdbusmock-1/libqtdbusmock/NetworkManagerMockInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/NotificationDaemonMockInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/OfonoConnectionManagerInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/OfonoMockInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/OfonoModemInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/OfonoNetworkRegistrationInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/OfonoSimManagerInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/PropertiesInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/URfkillDeviceInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/URfkillInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/URfkillKillswitchInterface.h
/usr/include/libqtdbusmock-1/libqtdbusmock/config.h