krb5: Make test_cc run keyctl new_session

lib/krb5/test_cc.c

@@ -30,18 +30,6 @@
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
 
-/*
- * If KEYRING tests fail with:
- *
- *      test_cc: krb5_cc_gen_new: KEYRING: Key has been revoked
- *
- * then run:
- *
- *      $ keyctl new_session
- */
-
-#ifndef WIN32
-
 #include "krb5_locl.h"
 #include <getarg.h>
 #include <err.h>
@@ -993,6 +981,7 @@ main(int argc, char **argv)
     test_cache_remove(context, krb5_cc_type_scc);
 #endif
 #ifdef HAVE_KEYUTILS_H
+    system("keyctl new_session >/dev/null");
     test_cache_remove(context, krb5_cc_type_keyring);
 #endif