[jhbuild] [doc] prefix must be absolute. Sync with wiki

[Craig Keogh <cskeogh src gnome org>]

commit b5e10e38c783f63e827f7c8ac42169505ab7ee7e
Author: Craig Keogh <cskeogh adam com au>
Date:   Sat May 21 21:21:54 2011 +0930

    [doc] prefix must be absolute. Sync with wiki

 doc/C/jhbuild.xml |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/doc/C/jhbuild.xml b/doc/C/jhbuild.xml
index 6bb12ac..33be859 100644
--- a/doc/C/jhbuild.xml
+++ b/doc/C/jhbuild.xml
@@ -229,8 +229,9 @@
           </term>
           <listitem>
             <simpara>A string specifying the prefix to install modules to.
-              This directory must be writable. Defaults to
-              <literal>'/opt/gnome'</literal>.</simpara>
+              <varname>prefix</varname> must be an absolute path. This directory
+              must be writable. Defaults to <literal>'/opt/gnome'</literal>.
+            </simpara>
           </listitem>
         </varlistentry>
         <varlistentry>
@@ -1981,8 +1982,9 @@ libgnomecanvas is missing branch definition for gnome-2-20
           </term>
           <listitem>
             <simpara>A string specifying the prefix to install modules to.
-              This directory must be writable. Defaults to
-              <literal>'/opt/gnome'</literal>.</simpara>
+              <varname>prefix</varname> must be an absolute path. This directory
+              must be writable. Defaults to <literal>'/opt/gnome'</literal>.
+            </simpara>
           </listitem>
         </varlistentry>
         <varlistentry>