--- old/src/windows/classes/java/lang/ProcessEnvironment.java	Wed Apr 13 11:09:17 2011
+++ new/src/windows/classes/java/lang/ProcessEnvironment.java	Wed Apr 13 11:09:16 2011
@@ -144,6 +144,7 @@
             };
         }
         private static Map.Entry<String,String> checkedEntry (Object o) {
+	    @SuppressWarnings("unchecked")
             Map.Entry<String,String> e = (Map.Entry<String,String>) o;
             nonNullString(e.getKey());
             nonNullString(e.getValue());
@@ -282,7 +283,7 @@
 
     // Only for use by ProcessBuilder.environment()
     static Map<String,String> environment() {
-        return (Map<String,String>) theEnvironment.clone();
+	return (Map<String,String>) theEnvironment.clone();
     }
 
     // Only for use by Runtime.exec(...String[]envp...)
@@ -295,7 +296,26 @@
     // Only for use by ProcessImpl.start()
     String toEnvironmentBlock() {
         // Sort Unicode-case-insensitively by name
-        List<Map.Entry<String,String>> list = new ArrayList<>(entrySet());
+	Set<Map.Entry<String,String>> entries = entrySet();
+        List<Map.Entry<String,String>> list = new ArrayList<>(entries);
+	
+	// check for "SystemRoot". Needed by MSVCRT.DLL
+        // Environment variable names are case-insensitive.
+ 	// So, must do an iterative search.
+	boolean found = false;
+	for (Map.Entry<String,String> entry : entries) {
+	    String key = entry.getKey();
+	    if (key.equalsIgnoreCase("SystemRoot")) {
+		found = true;
+		break;
+	    }
+	}
+	if (!found) {
+            list.add(new AbstractMap.SimpleEntry<String,String>(
+                "SystemRoot", getenv("SystemRoot"))
+            );
+	}
+	    
         Collections.sort(list, entryComparator);
 
         StringBuilder sb = new StringBuilder(size()*30);