1 files changed, 2 insertions, 1 deletions
diff --git a/cosh.c b/cosh.c
index 2809594bf..82d9c7691 100644
--- a/cosh.c
+++ b/cosh.c
@@ -19,6 +19,7 @@ along with the MPFR Library; see the file COPYING.LIB.  If not, write to
 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 MA 02111-1307, USA. */
 
+#define MPFR_NEED_LONGLONG_H
 #include "mpfr-impl.h"
 
  /* The computation of cosh is done by
@@ -69,7 +70,7 @@ mpfr_cosh (mpfr_ptr y, mpfr_srcptr xt , mp_rnd_t rnd_mode)
     /* compute the precision of intermediary variable */
     Nt = MAX(Nx, Ny);
     /* The optimal number of bits : see algorithms.ps */
-    Nt = Nt + 3 + __gmpfr_ceil_log2 (Nt);
+    Nt = Nt + 3 + MPFR_INT_CEIL_LOG2 (Nt);
         
     /* initialise of intermediary variables */
     mpfr_init2 (t, Nt);