Defined in 3 files as a macro:
- external/cddl/osnet/dist/uts/common/sys/feature_tests.h, line 404 (as a macro)
- external/gpl3/gcc/dist/fixincludes/tests/base/sys/feature_tests.h, line 14 (as a macro)
- external/gpl3/gcc/dist/fixincludes/tests/base/sys/feature_tests.h, line 16 (as a macro)