--- old/src/windows/native/java/lang/ProcessImpl_md.c	Thu Apr 12 00:16:33 2012
+++ new/src/windows/native/java/lang/ProcessImpl_md.c	Thu Apr 12 00:16:32 2012
@@ -311,6 +311,13 @@
 }
 
 JNIEXPORT jboolean JNICALL
+Java_java_lang_ProcessImpl_hasProcessExited(JNIEnv *env, jclass ignored, jlong handle)
+{
+    DWORD ret = WaitForSingleObject(handle, 0);
+    return ret == WAIT_TIMEOUT;
+}
+
+JNIEXPORT jboolean JNICALL
 Java_java_lang_ProcessImpl_closeHandle(JNIEnv *env, jclass ignored, jlong handle)
 {
     return CloseHandle((HANDLE) handle);