Index: apache-tomcat-9.0.35-src/build.xml
===================================================================
--- apache-tomcat-9.0.35-src.orig/build.xml
+++ apache-tomcat-9.0.35-src/build.xml
@@ -1902,7 +1902,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -1924,7 +1924,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -1945,7 +1945,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -1966,7 +1966,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -1987,7 +1987,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -2005,9 +2005,10 @@ Apache Tomcat ${version} native binaries
       docencoding="UTF-8"
       charset="UTF-8"
       additionalparam="-breakiterator -notimestamp"
+	  source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -2027,7 +2028,7 @@ Apache Tomcat ${version} native binaries
       source="${compile.source}"
       maxmemory="512m"
       failonerror="true"
-      failonwarning="true">
+      failonwarning="false">
       <classpath>
         <path refid="compile.classpath"/>
         <path location="${ant.core.lib}"/>
@@ -2038,8 +2039,6 @@ Apache Tomcat ${version} native binaries
       <link href="../elapi"/>
       <link href="../websocketapi"/>
       <link href="../jaspicapi"/>
-      <link href="https://docs.oracle.com/javase/8/docs/api/"/>
-      <link href="https://javaee.github.io/javaee-spec/javadocs/"/>
       <packageset dir="${tomcat.dist}/src/java/">
         <include name="org/**"/>
         <exclude name="org/apache/el/parser/**"/>