Small doc tweak of opt.trust_madvise.
Avoid quoted enabled and disabled because it's a bool type instead of char *.
diff --git a/doc/jemalloc.xml.in b/doc/jemalloc.xml.in
index 5c12f1d..fe4ded9 100644
--- a/doc/jemalloc.xml.in
+++ b/doc/jemalloc.xml.in
@@ -972,10 +972,9 @@
(<type>bool</type>)
<literal>r-</literal>
</term>
- <listitem><para>Do not perform runtime check for MADV_DONTNEED, to
- check that it actually zeros pages. The default is
- <quote>disabled</quote> on linux and <quote>enabled</quote> elsewhere.
- </para></listitem>
+ <listitem><para>If true, do not perform runtime check for MADV_DONTNEED,
+ to check that it actually zeros pages. The default is disabled on Linux
+ and enabled elsewhere.</para></listitem>
</varlistentry>
<varlistentry id="opt.retain">