We drop Win98 support.

http://marc.theaimsgroup.com/?l=ant-dev&m=115141884812670&w=2

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@464502 13f79535-47bb-0310-9956-ffa450edef68

docs/manual/running.html

@@ -476,9 +476,6 @@ Ant releases breaking your build file.
 the return code of the java program. So a successful build returns 0,
 failed builds return other values.
 </p>
-<p>Under Windows95 and 98, a special environment variable ANT_ERROR will be set
-by the script ant.bat, because it is not possible to exit the script with a
-specific errorlevel.</p>
 
 <h2><a name="cygwin">Cygwin Users</a></h2>
 <p>The Unix launch script that come with Ant works correctly with Cygwin. You