diff -up libbsd-0.8.3/include/bsd/stdio.h~ libbsd-0.8.3/include/bsd/stdio.h
--- libbsd-0.8.3/include/bsd/stdio.h~	2015-09-22 23:59:34.000000000 -0600
+++ libbsd-0.8.3/include/bsd/stdio.h	2016-12-23 00:47:24.464930157 -0700
@@ -41,15 +41,21 @@
 #include <sys/cdefs.h>
 #include <sys/types.h>
 
+#if (__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 5))
+#define DEPRECATED(x) __attribute__((deprecated))
+#else
+#define DEPRECATED(x) __attribute__((deprecated(x)))
+#endif
+
 __BEGIN_DECLS
 const char *fmtcheck(const char *, const char *);
 
 /* XXX: The function requires cooperation from the system libc to store the
  * line buffer in the FILE struct itself. */
 char *fgetln(FILE *fp, size_t *lenp)
-	__attribute__((deprecated("This functions cannot be safely ported, "
-	                          "use getline(3) instead, as it is supported "
-	                          "by GNU and POSIX.1-2008.")));
+        DEPRECATED("This functions cannot be safely ported, "
+		   "use getline(3) instead, as it is supported "
+		   "by GNU and POSIX.1-2008.");
 
 /*
  * Note: We diverge from the FreeBSD, OpenBSD and DragonFlyBSD declarations,