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-rw-r--r--nptl/sysdeps/pthread/bits/libc-lockP.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/nptl/sysdeps/pthread/bits/libc-lockP.h b/nptl/sysdeps/pthread/bits/libc-lockP.h
index d08fb9db3c..0ebac917d7 100644
--- a/nptl/sysdeps/pthread/bits/libc-lockP.h
+++ b/nptl/sysdeps/pthread/bits/libc-lockP.h
@@ -257,6 +257,8 @@ typedef pthread_key_t __libc_key_t;
     }									      \
   } while (0)
 
+/* Get once control variable.  */
+#define __libc_once_get(ONCE_CONTROL)	((ONCE_CONTROL) != PTHREAD_ONCE_INIT)
 
 /* Note that for I/O cleanup handling we are using the old-style
    cancel handling.  It does not have to be integrated with C++ snce