qtbase: workaround broken config for librt

Posix shared memory feature depends on librt which is used from
uninative package in native build. CMake doesn't find it there,
which breaks the build. Workaround this by disabling the feature.

Task-number: QTBUG-111049
Change-Id: I68ab6fd2f4d0520f125dd8e3c13266477dfc26c1
Reviewed-by: Mikko Gronoff <mikko.gronoff@qt.io>

recipes-qt/qt6/qtbase_git.bb

@@ -153,6 +153,10 @@ EXTRA_OECMAKE += "\
     -DQT_AVOID_CMAKE_ARCHIVING_API=ON \
 "
 
+EXTRA_OECMAKE:append:class-native = "\
+    -DFEATURE_posix_shm=OFF \
+"
+
 EXTRA_OECMAKE:append:class-target = "\
     -DFEATURE_rpath=OFF \
     -DQT_QPA_DEFAULT_PLATFORM=${QT_QPA_DEFAULT_PLATFORM} \