make sure Subversion uses English messages

git-svn-id: https://svn.apache.org/repos/asf/ant/antlibs/svn/trunk@1154671 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/main/org/apache/ant/svn/AbstractSvnTask.java b/src/main/org/apache/ant/svn/AbstractSvnTask.java
index 29128c6..b723ce9 100644
--- a/src/main/org/apache/ant/svn/AbstractSvnTask.java
+++ b/src/main/org/apache/ant/svn/AbstractSvnTask.java
@@ -247,6 +247,13 @@
      */
     protected void runCommand(Commandline toExecute) throws BuildException {
         Environment env = new Environment();
+        Environment.Variable lang = new Environment.Variable();
+        lang.setKey("LC_ALL");
+        lang.setValue("C");
+        env.addVariable(lang);
+        lang = new Environment.Variable();
+        lang.setKey("LANG");
+        lang.setValue("C");
 
         //
         // Just call the getExecuteStreamHandler() and let it handle