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-rw-r--r--math/s_cacosh.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/math/s_cacosh.c b/math/s_cacosh.c
index ada7ca5af6..bec6d3827e 100644
--- a/math/s_cacosh.c
+++ b/math/s_cacosh.c
@@ -1,5 +1,5 @@
 /* Return arc hyperbole cosine for double value.
-   Copyright (C) 1997, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2006, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
@@ -20,6 +20,7 @@
 
 #include <complex.h>
 #include <math.h>
+#include <math_private.h>
 
 
 __complex__ double