-<dt><code>read</code><dd><code>O_RDONLY</code>: Allow reading and not writing. May not be used with
-<code>write</code> or things that imply it.
-<dt><code>write</code><dd><code>O_WRONLY</code>: Allow writing and not reading. <em>Doesn't truncate or
-create</em> without <code>truncate</code> or <code>create</code>. <code>write</code> or things
-that imply it may not be used with <code>read</code>.
-<dt><code>overwrite</code><dd>Equivalent to <code>write,create,truncate</code>.
-<dt><code>create</code><dt><code>creat</code><dd><code>O_CREAT</code>: Creates the file if necessary. Implies <code>write</code>.
-<dt><code>exclusive</code><dt><code>excl</code><dd><code>O_EXCL</code>: Fails if the file already exists. Implies <code>write</code> and
-<code>create</code>. May not be used with <code>truncate</code>.
-<dt><code>truncate</code><dt><code>trunc</code><dd><code>O_TRUNC</code>: Truncate any existing file. Implies <code>write</code>.
-May not be used with <code>exclusive</code>.
-<dt><code>append</code><dd><code>O_APPEND</code>: All writes will append to the file. Implies <code>write</code>
-(but not <code>create</code>).
-<dt><code>sync</code><dd><code>O_SYNC</code>: Do writes synchronously. Implies <code>write</code>.
-<dt><code>wait</code><dt><code>nowait</code><dt><code>close</code><dd>These modifiers control the behaviour of the client, with respect to
+<dt><samp>read</samp><dd><samp>O_RDONLY</samp>: Allow reading and not writing. May not be used with
+<samp>write</samp> or things that imply it.
+
+<dt><samp>write</samp><dd><samp>O_WRONLY</samp>: Allow writing and not reading. <em>Doesn't truncate or
+create</em> without <samp>truncate</samp> or <samp>create</samp>. <samp>write</samp> or things
+that imply it may not be used with <samp>read</samp>.
+
+<dt><samp>overwrite</samp><dd>Equivalent to <samp>write,create,truncate</samp>.
+
+<dt><samp>create</samp><dt><samp>creat</samp><dd><samp>O_CREAT</samp>: Creates the file if necessary. Implies <samp>write</samp>.
+
+<dt><samp>exclusive</samp><dt><samp>excl</samp><dd><samp>O_EXCL</samp>: Fails if the file already exists. Implies <samp>write</samp> and
+<samp>create</samp>. May not be used with <samp>truncate</samp>.
+
+<dt><samp>truncate</samp><dt><samp>trunc</samp><dd><samp>O_TRUNC</samp>: Truncate any existing file. Implies <samp>write</samp>.
+May not be used with <samp>exclusive</samp>.
+
+<dt><samp>append</samp><dd><samp>O_APPEND</samp>: All writes will append to the file. Implies <samp>write</samp>
+(but not <samp>create</samp>).
+
+<dt><samp>sync</samp><dd><samp>O_SYNC</samp>: Do writes synchronously. Implies <samp>write</samp>.
+
+<dt><samp>wait</samp><dt><samp>nowait</samp><dt><samp>close</samp><dd>These modifiers control the behaviour of the client, with respect to