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-rw-r--r--sysdeps/ieee754/dbl-64/s_erf.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/ieee754/dbl-64/s_erf.c b/sysdeps/ieee754/dbl-64/s_erf.c
index 48dfca3317..5f820604f8 100644
--- a/sysdeps/ieee754/dbl-64/s_erf.c
+++ b/sysdeps/ieee754/dbl-64/s_erf.c
@@ -117,6 +117,7 @@ static char rcsid[] = "$NetBSD: s_erf.c,v 1.8 1995/05/10 20:47:05 jtc Exp $";
 #include <math.h>
 #include <math-narrow-eval.h>
 #include <math_private.h>
+#include <math-underflow.h>
 #include <libm-alias-double.h>
 #include <fix-int-fp-convert-zero.h>