Build: Fix Mac OS build am: 17b3e98558
am: 7e7f45c25d

Change-Id: Ie1c3a10fcc9d37ed4801c300613399cadc1bb5bb
diff --git a/utils/Android.bp b/utils/Android.bp
index aa0a927..c34591f 100644
--- a/utils/Android.bp
+++ b/utils/Android.bp
@@ -3,6 +3,14 @@
     include_dirs: [
         "system/nfc",
     ],
+    target: {
+        linux_glibc: {
+            cflags: ["-D_GNU_SOURCE"],
+        },
+        darwin: {
+            enabled: false,
+        }
+    },
 }
 
 cc_library_static {