Changed #if defined(platform) tests into #if defined(HAVE_...) tests.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@7999 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/exp-drd/drd_pthread_intercepts.c b/exp-drd/drd_pthread_intercepts.c
index 5b28d67..cd642f1 100644
--- a/exp-drd/drd_pthread_intercepts.c
+++ b/exp-drd/drd_pthread_intercepts.c
@@ -118,9 +118,9 @@
     /* PTHREAD_MUTEX_TIMED_NP */
     /* PTHREAD_MUTEX_NORMAL */
   case PTHREAD_MUTEX_DEFAULT:
-# if !defined(VGP_ppc32_aix5) && !defined(VGP_ppc64_aix5)
+#if defined(HAVE_PTHREAD_MUTEX_ADAPTIVE_NP)
   case PTHREAD_MUTEX_ADAPTIVE_NP:
-# endif
+#endif
     return mutex_type_default_mutex;
   }
   return mutex_type_invalid_mutex;