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-rw-r--r--sysdeps/unix/sysv/linux/bits/siginfo.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h
index 0635e2f106..08713fcd64 100644
--- a/sysdeps/unix/sysv/linux/bits/siginfo.h
+++ b/sysdeps/unix/sysv/linux/bits/siginfo.h
@@ -270,7 +270,10 @@ enum
 # endif
 
 /* Forward declaration.  */
+# ifndef __have_pthread_attr_t
 typedef union __pthread_attr pthread_attr_t;
+#  define __have_pthread_attr_t	1
+# endif
 
 typedef struct sigevent
   {