diff --git a/include/errno.h b/include/errno.h
index 95b30969c..747fe81d9 100755
--- a/include/errno.h
+++ b/include/errno.h
@@ -93,10 +93,12 @@ extern int errno;		  /* place where the error numbers go */
 #define ESHUTDOWN     (_SIGN 65)  /* a write call to a shutdown connection */
 #define ENOCONN       (_SIGN 66)  /* no such connection */
 #define EAFNOSUPPORT  (_SIGN 67)  /* address family not supported */
-#define EPROTONOSUPPORT  (_SIGN 68)  /* protocol not supported by AF */
+#define EPROTONOSUPPORT (_SIGN 68) /* protocol not supported by AF */
 #define EPROTOTYPE    (_SIGN 69)  /* Protocol wrong type for socket */
 #define EINPROGRESS   (_SIGN 70)  /* Operation now in progress */
 #define EADDRNOTAVAIL (_SIGN 71)  /* Can't assign requested address */
+#define EALREADY      (_SIGN 72)  /* Connection already in progress */
+#define EMSGSIZE      (_SIGN 73)  /* Message too long */
 
 /* The following are not POSIX errors, but they can still happen. 
  * All of these are generated by the kernel and relate to message passing.