diff -r 11a574b352d0 -r e3618c902d17 src/hotspot/share/include/jvm.h
--- a/src/hotspot/share/include/jvm.h	Thu Oct 17 10:35:18 2019 +0200
+++ b/src/hotspot/share/include/jvm.h	Mon Oct 14 11:36:17 2019 +0200
@@ -192,6 +192,13 @@
 JVM_InitStackTraceElement(JNIEnv* env, jobject element, jobject stackFrameInfo);
 
 /*
+ * java.lang.NullPointerException
+ */
+
+JNIEXPORT jstring JNICALL
+JVM_GetExtendedNPEMessage(JNIEnv *env, jthrowable throwable);
+
+/*
  * java.lang.StackWalker
  */
 enum {