Always include <sys/cdefs.h> first.
Otherwise you can't be sure that things like __BIONIC__ work.
Change-Id: Ic5e59988b69419828c3b1a97332c7e2ab58e09a1
diff --git a/libc/include/sys/un.h b/libc/include/sys/un.h
index 83c1d17..c2bfcb0 100644
--- a/libc/include/sys/un.h
+++ b/libc/include/sys/un.h
@@ -33,9 +33,10 @@
* @brief Unix domain sockets.
*/
+#include <sys/cdefs.h>
+
#include <bits/sa_family_t.h>
#include <linux/un.h>
-#include <sys/cdefs.h>
#if defined(__USE_BSD) || defined(__USE_GNU)
#include <string.h>