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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 fbfc27a..40f9cf3 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -115,6 +115,9 @@ __MATHCALL_VEC (exp10,, (_Mdouble_ __x));
/* Return log2(1 + X). */
__MATHCALL (log2p1,, (_Mdouble_ __x));
+
+/* Return log(1 + X). */
+__MATHCALL (logp1,, (_Mdouble_ __x));
#endif
#if defined __USE_XOPEN_EXTENDED || defined __USE_ISOC99