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-rw-r--r--math/w_acos.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/math/w_acos.c b/math/w_acos.c
index bb641092f0..e5e79dd2e0 100644
--- a/math/w_acos.c
+++ b/math/w_acos.c
@@ -29,7 +29,7 @@ __acos (double x)
       && _LIB_VERSION != _IEEE_)
     {
       /* acos(|x|>1) */
-      feraiseexcept (FE_INVALID);
+      __feraiseexcept (FE_INVALID);
       return __kernel_standard (x, x, 1);
     }