diff -urEbwB xalan-j_2_7_3.orig/build.xml xalan-j_2_7_3/build.xml
--- xalan-j_2_7_3.orig/build.xml	2023-08-30 18:36:44.177771503 +0200
+++ xalan-j_2_7_3/build.xml	2023-08-30 18:49:32.266249508 +0200
@@ -221,14 +221,12 @@
     <pathelement location="${taglet.jar}" />
     <pathelement location="${build.serializer.jar}" />
     <pathelement location="${build.xalan.jar}" />
-    <pathelement path="${java.class.path}" />
   </path>
   <path id="samples.class.path">
     <pathelement location="${xmlapis.jar}" />
     <pathelement location="${build.serializer.jar}" />    
     <pathelement location="${parser.jar}" />  
     <pathelement location="${build.xalan.jar}" />
-    <pathelement path="${java.class.path}" />
   </path>
   <path id="compile.class.path">
     <!-- Ensure the selected parser.jar file is used to compile against -->
@@ -237,7 +235,6 @@
     <pathelement location="${xmlapis.jar}" />
     <pathelement location="${build.serializer.jar}" />
     <pathelement location="${parser.jar}" />
-    <pathelement path="${java.class.path}" />
   </path>
 	
   <path id="xslt.boot.class.path">
@@ -398,7 +395,6 @@
       <exclude name="**/IncrementalSAXSource_Xerces.java" 
         unless="xerces.present"	 />
       <classpath refid="compile.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
     </javac>
     <!-- Copy needed properties, resource, etc. files to be put into .jar file -->
     <copy todir="${build.classes}">
@@ -414,6 +410,12 @@
   <!-- =================================================================== -->
   <target name="xalan-interpretive.compile" depends="xml.compile"
     description="Compile the Xalan interpretive classes (skips XSLTC)" >
+
+    <gunzip src="${xml-commons-srcs.tar.gz}" dest="${build.dir}" />                                                                         
+    <untar src="${xml-commons-srcs.tar}" 
+           dest="${src.dir}">
+    </untar>
+
     <echo message="Compiling Xalan interpretive classes" />
     <javac srcdir="${src.dir}" 
            destdir="${build.classes}"
@@ -425,7 +427,6 @@
       <include name="${xalan.reldir}/**/*.java" />
       <exclude name="${xsltc.reldir}/**/*.java" />
       <classpath refid="compile.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
       <sourcepath refid="compile.source.path" />
     </javac>
     <!-- Copy needed properties, resource, etc. files to be put into .jar file -->
@@ -454,7 +455,6 @@
     <!-- build.classes needed for 
          org.apache.xalan.xsltc.util.JavaCupRedirect -->
     <pathelement location="${build.classes}" />
-    <pathelement path="${java.class.path}" />
   </path>
 
   <!-- Attempt to determine dependency info for generated sources -->
@@ -469,7 +469,6 @@
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="xsltc.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
     </javac>
     <!-- These tricky uptodate statements hopefully determine if we 
          actually need to generate the java_cup and jlex files 
@@ -534,7 +533,6 @@
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}"> 
       <classpath refid="xsltc.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
     </javac>
   </target>
 
@@ -549,7 +547,6 @@
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="xsltc.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
     </javac>
   </target>
 
@@ -748,104 +745,104 @@
     <!-- Since the samples are packageless, they must be compiled separately. -->   
     <javac srcdir="${samples.dir}/SimpleTransform" 
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/UseStylesheetPI"   
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/UseStylesheetParam" 
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/SAX2SAX"  
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/DOM2DOM"  
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/Pipe"  
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/UseXMLFilters"  
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/Trace"   
            destdir="${build.samples}"  excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/ApplyXPath"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>
     <javac srcdir="${samples.dir}/ApplyXPathDOM"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>             
     <javac srcdir="${samples.dir}/trax"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/extensions"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>           
     <javac srcdir="${samples.dir}/Validate"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path"
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac> 
     <javac srcdir="${samples.dir}/TransformThread"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
     </javac>
     <javac srcdir="${samples.dir}/XPathAPI"  
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
       <classpath refid="samples.class.path" />
@@ -889,7 +886,6 @@
      <javac srcdir="${samples.dir}/servlet"
             destdir="${build.servlet}/WEB-INF/classes"
             debug="${build.debug}"
-            bootclasspathref="xslt.boot.class.path" 
      	    target="${compiler.target}" source="${compiler.source}"
      	    nowarn="${compiler.nowarn}">
         <classpath refid="samples.class.path" />
@@ -930,14 +926,14 @@
   <target name="xsltc.samples.nojardepends">
     <mkdir dir="${build.samples}"/>
     <javac srcdir="${samples.dir}/translets"
-           classpath="${java.class.path}:${build.xalan.jar}" 
+           classpath="${build.xalan.jar}" 
            destdir="${build.samples}" excludes="${exclude}" 
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}" 
   	       target="${compiler.target}" source="${compiler.source}"
   	       nowarn="${compiler.nowarn}"/>
     <javac srcdir="${samples.dir}/CompiledJAXP"
            destdir="${build.samples}" excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
   	       target="${compiler.target}" source="${compiler.source}"
   	       nowarn="${compiler.nowarn}"/>
   </target>
@@ -951,7 +947,7 @@
     <mkdir dir="${build.samples}/CompiledApplet"/>
     <javac srcdir="${samples.dir}/CompiledApplet"
            destdir="${build.samples}/CompiledApplet" excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
   	       nowarn="${compiler.nowarn}"/>
     <jar jarfile="${build.xsltc.applet.jar}"
@@ -968,7 +964,7 @@
     <mkdir dir="${build.samples}/CompiledBrazil"/>
     <javac srcdir="${samples.dir}/CompiledBrazil"
            destdir="${build.samples}/CompiledBrazil" excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
     	<classpath location="${brazil.jar}"/>
@@ -989,7 +985,7 @@
     <mkdir dir="${build.samples}/CompiledEJB"/>
     <javac srcdir="${samples.dir}/CompiledEJB"
            destdir="${build.samples}/CompiledEJB" excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}"
     	   nowarn="${compiler.nowarn}">
     	<classpath location="${javaee-api.jar}"/>
@@ -1008,7 +1004,7 @@
     <mkdir dir="${build.samples}/CompiledServlet"/>
     <javac srcdir="${samples.dir}/CompiledServlet"
            destdir="${build.samples}/CompiledServlet" excludes="${exclude}"
-           debug="${build.debug}" bootclasspathref="xslt.boot.class.path" 
+           debug="${build.debug}"
     	   target="${compiler.target}" source="${compiler.source}" 
     	   classpath="${build.xalan.jar}:${servlet-api.jar}"
     	   nowarn="${compiler.nowarn}">
@@ -1627,7 +1623,7 @@
     <!-- Use FOP to generate a pdf file (classpath may need updating! -sc 18-Apr-01)-->
     <java fork="yes" 
           classname="org.apache.fop.apps.CommandLine"
-      classpath="${java.class.path}:${build.xalan.jar}:${bin.dir}/fop.jar:${bin.dir}/w3c.jar">
+      classpath="${build.xalan.jar}:${bin.dir}/fop.jar:${bin.dir}/w3c.jar">
       <arg line="${build.docs}/xalan-collate.fo build/docs/xalan.pdf"/>
     </java>
   </target>
@@ -1764,7 +1760,6 @@
     	   nowarn="${compiler.nowarn}">
       <include name="${serializer.reldir}/**/*.java" />
       <classpath refid="compile.class.path" />
-      <bootclasspath refid="xslt.boot.class.path" />
     </javac>
     <!-- Copy needed properties, resource, etc. files to be put into .jar file -->
     <copy todir="${serializer.build.classes}">
Only in xalan-j_2_7_3: build.xml.orig
Only in xalan-j_2_7_3: build.xml.rej