ntohl streamlined
diff --git a/skeletons/asn_system.h b/skeletons/asn_system.h
index f920efc..b1e0212 100644
--- a/skeletons/asn_system.h
+++ b/skeletons/asn_system.h
@@ -27,9 +27,9 @@
#define vsnprintf _vsnprintf
/* To avoid linking with ws2_32.lib, here's the definition of ntohl() */
-#define sys_ntohl(l) ((((l) << 24) & 0xff000000)
- | (((l) << 16) & 0xff0000)
- | (((l) << 8) & 0xff00)
+#define sys_ntohl(l) ((((l) << 24) & 0xff000000) \
+ | (((l) << 16) & 0xff0000) \
+ | (((l) << 8) & 0xff00) \
| ((l) & 0xff))
#ifdef _MSC_VER /* MSVS.Net */