diff --git a/index.html b/index.html
index 3ed43f2..f9777a5 100644
--- a/index.html
+++ b/index.html
@@ -81,6 +81,14 @@ page.</p>
 <h2><a name="history"></a>History</h2>
 
 <dl class="history">
+    <dt><strong>Version 1.7.0</strong> [unreleased]</dt>
+    <dd><ul>
+        <li>symlinkattributes function now provides 'target' field, containing name of the file that the symlink points to.</li>
+        <li>attributes, symlinkattributes, touch, mkdir, and rmdir functions now return system-dependent error code as the third value on error.</li>
+        <li>Fixed detection of closed files for Lua 5.2+ in setmode, lock, and unlock functions.</li>
+        <li>Fixed various compiler warnings.</li>
+    </ul></dd>
+
 	<dt><strong>Version 1.6.3</strong> [15/Jan/2015]</dt>
 	<dd><ul>
         <li>Lua 5.3 support.</li>
diff --git a/license.html b/license.html
index 5048c11..4f828cf 100644
--- a/license.html
+++ b/license.html
@@ -84,7 +84,7 @@ Ierusalimschy, Andr&eacute; Carregal and Tom&aacute;s Guisasola.
 The implementation is not derived from licensed software.</p>
 
 <hr/>
-<p>Copyright &copy; 2003 Kepler Project.</p>
+<p>Copyright &copy; 2003 - 2017 Kepler Project.</p>
 
 <p>Permission is hereby granted, free of charge, to any person
 obtaining a copy of this software and associated documentation
diff --git a/manual.html b/manual.html
index f5fbaf6..3555e3d 100644
--- a/manual.html
+++ b/manual.html
@@ -104,7 +104,7 @@ LuaFileSystem offers the following functions:
 <dl class="reference">
     <dt><a name="attributes"></a><strong><code>lfs.attributes (filepath [, aname | atable])</code></strong></dt>
     <dd>Returns a table with the file attributes corresponding to
-    <code>filepath</code> (or <code>nil</code> followed by an error message
+    <code>filepath</code> (or <code>nil</code> followed by an error message and a system-dependent error code
     in case of error).
     If the second optional argument is given and is a string, then only the value of the
     named attribute is returned (this use is equivalent to
@@ -222,14 +222,14 @@ LuaFileSystem offers the following functions:
     <dt><a name="mkdir"></a><strong><code>lfs.mkdir (dirname)</code></strong></dt>
     <dd>Creates a new directory. The argument is the name of the new
     directory.<br />
-    Returns <code>true</code> if the operation was successful;
-    in case of error, it returns <code>nil</code> plus an error string.
+    Returns <code>true</code> in case of success or <code>nil</code>, an error message and
+    a system-dependent error code in case of error.
     </dd>
     
     <dt><a name="rmdir"></a><strong><code>lfs.rmdir (dirname)</code></strong></dt>
     <dd>Removes an existing directory. The argument is the name of the directory.<br />
-    Returns <code>true</code> if the operation was successful;
-    in case of error, it returns <code>nil</code> plus an error string.</dd>
+    Returns <code>true</code> in case of success or <code>nil</code>, an error message and
+    a system-dependent error code in case of error.
 
     <dt><a name="setmode"></a><strong><code>lfs.setmode (file, mode)</code></strong></dt>
     <dd>Sets the writing mode for a file. The mode string can be either <code>"binary"</code> or <code>"text"</code>.
@@ -242,6 +242,8 @@ LuaFileSystem offers the following functions:
     <dt><a name="symlinkattributes"></a><strong><code>lfs.symlinkattributes (filepath [, aname])</code></strong></dt>
     <dd>Identical to <a href="#attributes">lfs.attributes</a> except that
     it obtains information about the link itself (not the file it refers to).
+    It also adds a <strong><code>target</code></strong> field, containing
+    the file name that the symlink points to.
     On Windows this function does not yet support links, and is identical to
     <code>lfs.attributes</code>.
     </dd>
@@ -255,8 +257,8 @@ LuaFileSystem offers the following functions:
     Lua standard function <code>os.time</code>).
     If the modification time is omitted, the access time provided is used;
     if both times are omitted, the current time is used.<br />
-    Returns <code>true</code> if the operation was successful;
-    in case of error, it returns <code>nil</code> plus an error string.
+    Returns <code>true</code> in case of success or <code>nil</code>, an error message and
+    a system-dependent error code in case of error.
     </dd>
     
     <dt><a name="unlock"></a><strong><code>lfs.unlock (filehandle[, start[, length]])</code></strong></dt>