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-rw-r--r--math/bits/mathcalls.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 824f95b58e..4fd8bab14e 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -385,6 +385,9 @@ __END_NAMESPACE_C99
#endif
#if __GLIBC_USE (IEC_60559_BFP_EXT)
+/* Round X to nearest integer value, rounding halfway cases to even. */
+__MATHCALLX (roundeven,, (_Mdouble_ __x), (__const__));
+
/* Return value with maximum magnitude. */
__MATHCALLX (fmaxmag,, (_Mdouble_ __x, _Mdouble_ __y), (__const__));