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-rw-r--r--libm/w_sinh.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libm/w_sinh.c b/libm/w_sinh.c
index fa9be6bd3..6cbbf077f 100644
--- a/libm/w_sinh.c
+++ b/libm/w_sinh.c
@@ -20,7 +20,7 @@
double
sinh (double x)
{
-#if __UCLIBC_HAS_FENV__
+#if defined(__UCLIBC_HAS_FENV__)
double z = __ieee754_sinh (x);
if (__builtin_expect (!isfinite (z), 0) && isfinite (x)
&& _LIB_VERSION != _IEEE_)