math: fix the type of the return value

[libc-test] / src / math / copysign.c

diff --git a/src/math/copysign.c b/src/math/copysign.c
index 829780e..23ab8e3 100644 (file)
--- a/src/math/copysign.c
+++ b/src/math/copysign.c
@@ -4,6 +4,7 @@
 
 static struct dd_d t[] = {
 #include "sanity/copysign.h"
+#include "special/copysign.h"
 
 };