Tune up test feature macros for glibc 2.30

Change-Id: Ieb351b7f64a5a39fab50ffad4ddcfbdcbcd21944
Signed-off-by: Sungguk Na <sungguk.na@samsung.com>

diff --git a/lens_default.c b/lens_default.c
index fb66b9d..a111bbc 100644 (file)
--- a/lens_default.c
+++ b/lens_default.c
@@ -21,7 +21,7 @@
  * 02110-1301 USA
  */
 
-#define _XOPEN_SOURCE /* For wcwidth from wchar.h.  */
+#define _GNU_SOURCE
 
 #include <ctype.h>
 #include <stdlib.h>