Add example for csh settings.

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git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269757 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/install.html

@@ -135,6 +135,11 @@ the environment:</p>
 export JAVA_HOME=/usr/local/jdk-1.2.2
 export PATH=${PATH}:${ANT_HOME}/bin</pre>
 
+<h3>Unix (csh)</h3>
+<pre>setenv ANT_HOME /usr/local/ant
+setenv JAVA_HOME /usr/local/jdk-1.2.2
+set path=( $path $ANT_HOME/bin )</pre>
+
 
 <h3><a name="advanced">Advanced</a></h3>