fix ulp check in sincosf

[libc-test] / src / math / j1.c

diff --git a/src/math/j1.c b/src/math/j1.c
index d884091..e1c953b 100644 (file)
--- a/src/math/j1.c
+++ b/src/math/j1.c
@@ -1,3 +1,4 @@
+#define _XOPEN_SOURCE 700
 #include <stdint.h>
 #include <stdio.h>
 #include "mtest.h"