Index: uspace/lib/posix/include/posix/errno.h
===================================================================
--- uspace/lib/posix/include/posix/errno.h	(revision 53031c207fe3e604f18be745ce8f0d770315f9ca)
+++ uspace/lib/posix/include/posix/errno.h	(revision 1f2b07ab9fedfc54da0cdadeebaa5fb7abc38ca3)
@@ -69,12 +69,10 @@
 extern int *__posix_errno(void);
 
-#define __TOP_ERRNO (-NO_DATA)
+#define __TOP_ERRNO (-EAGAIN)
 
 enum {
 	POSIX_E2BIG = __TOP_ERRNO + 1,
 	POSIX_EACCES = __TOP_ERRNO + 2,
-	POSIX_EADDRINUSE = -EADDRINUSE,
 	POSIX_EADDRNOTAVAIL = -EADDRNOTAVAIL,
-	POSIX_EAFNOSUPPORT = -EAFNOSUPPORT,
 	POSIX_EAGAIN = -EAGAIN,
 	POSIX_EALREADY = __TOP_ERRNO + 3,
@@ -88,5 +86,4 @@
 	POSIX_ECONNRESET = __TOP_ERRNO + 9,
 	POSIX_EDEADLK = __TOP_ERRNO + 10,
-	POSIX_EDESTADDRREQ = -EDESTADDRREQ,
 	POSIX_EDOM = __TOP_ERRNO + 11,
 	POSIX_EDQUOT = __TOP_ERRNO + 12,
@@ -97,5 +94,4 @@
 	POSIX_EIDRM = __TOP_ERRNO + 16,
 	POSIX_EILSEQ = __TOP_ERRNO + 17,
-	POSIX_EINPROGRESS = -EINPROGRESS,
 	POSIX_EINTR = -EINTR,
 	POSIX_EINVAL = -EINVAL,
@@ -114,5 +110,4 @@
 	POSIX_ENFILE = __TOP_ERRNO + 25,
 	POSIX_ENOBUFS = __TOP_ERRNO + 26,
-	POSIX_ENODATA = -NO_DATA,
 	POSIX_ENODEV = __TOP_ERRNO + 27,
 	POSIX_ENOENT = -ENOENT,
@@ -127,9 +122,7 @@
 	POSIX_ENOSTR = __TOP_ERRNO + 34,
 	POSIX_ENOSYS = __TOP_ERRNO + 35,
-	POSIX_ENOTCONN = -ENOTCONN,
 	POSIX_ENOTDIR = -ENOTDIR,
 	POSIX_ENOTEMPTY = -ENOTEMPTY,
 	POSIX_ENOTRECOVERABLE = __TOP_ERRNO + 36,
-	POSIX_ENOTSOCK = -ENOTSOCK,
 	POSIX_ENOTSUP = -ENOTSUP,
 	POSIX_ENOTTY = __TOP_ERRNO + 37,
@@ -141,5 +134,4 @@
 	POSIX_EPIPE = __TOP_ERRNO + 41,
 	POSIX_EPROTO = __TOP_ERRNO + 42,
-	POSIX_EPROTONOSUPPORT = -EPROTONOSUPPORT,
 	POSIX_EPROTOTYPE = __TOP_ERRNO + 43,
 	POSIX_ERANGE = -ERANGE,
@@ -153,4 +145,12 @@
 	POSIX_EWOULDBLOCK = __TOP_ERRNO + 51,
 	POSIX_EXDEV = -EXDEV,
+	POSIX_EINPROGRESS = __TOP_ERRNO + 52,
+	POSIX_ENOTSOCK = __TOP_ERRNO + 53,
+	POSIX_EDESTADDRREQ = __TOP_ERRNO + 54,
+	POSIX_EPROTONOSUPPORT = __TOP_ERRNO + 55,
+	POSIX_EAFNOSUPPORT = __TOP_ERRNO + 56,
+	POSIX_EADDRINUSE = __TOP_ERRNO + 57,
+	POSIX_ENOTCONN = __TOP_ERRNO + 58,
+	POSIX_ENODATA = __TOP_ERRNO + 59,
 };