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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 030130656c..c5853a325f 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -394,6 +394,9 @@ __MATHDECL_1 (int, totalorder,, (_Mdouble_ __x, _Mdouble_ __y))
/* Total order operation on absolute values. */
__MATHDECL_1 (int, totalordermag,, (_Mdouble_ __x, _Mdouble_ __y))
__attribute__ ((__const__));
+
+/* Get NaN payload. */
+__MATHCALL (getpayload,, (const _Mdouble_ *__x));
#endif
#if defined __USE_MISC || (defined __USE_XOPEN_EXTENDED \