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-rw-r--r--linuxthreads/sysdeps/pthread/pthread.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/linuxthreads/sysdeps/pthread/pthread.h b/linuxthreads/sysdeps/pthread/pthread.h
index 925db09b86..1ff7cba7a6 100644
--- a/linuxthreads/sysdeps/pthread/pthread.h
+++ b/linuxthreads/sysdeps/pthread/pthread.h
@@ -43,6 +43,11 @@ __BEGIN_DECLS
   { {0, 0}, 0, NULL, NULL, NULL,					      \
     PTHREAD_RWLOCK_DEFAULT_NP, PTHREAD_PROCESS_PRIVATE }
 #endif
+#ifdef __USE_GNU
+# define PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP \
+  { {0, 0}, 0, NULL, NULL, NULL,					      \
+    PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP, PTHREAD_PROCESS_PRIVATE }
+#endif
 
 /* Values for attributes.  */