diff --git a/Documentation/ptp/testptp.c b/Documentation/ptp/testptp.c
index 2bc8abc57fa04c1a4e47bb2d2b8626f8209b24a9..6c6247aaa7b93a0a038e5f65b30679486b410cc2 100644
--- a/Documentation/ptp/testptp.c
+++ b/Documentation/ptp/testptp.c
@@ -18,6 +18,7 @@
  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 #define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__        /* For PPC64, to get LL64 types */
 #include <errno.h>
 #include <fcntl.h>
 #include <inttypes.h>