more consistent feature test macros in math tests

[libc-test] / src / math / y1.c

diff --git a/src/math/y1.c b/src/math/y1.c
index 6bf5135..e31d67d 100644 (file)
--- a/src/math/y1.c
+++ b/src/math/y1.c
@@ -1,4 +1,3 @@
-#define _BSD_SOURCE 1
 #define _XOPEN_SOURCE 700
 #include <stdint.h>
 #include <stdio.h>