INHERIT_STDERR
If this flag is given, the child process will inherit the parent's stderr. Otherwise, the child's stderr will not be visible, but it will be captured to allow later tests with g_test_trap_assert_stderr().
If this flag is given, the child process will inherit the parent's stderr. Otherwise, the child's stderr will not be visible, but it will be captured to allow later tests with g_test_trap_assert_stderr().