diff -r fa1f838b5486 -r 6d5c7f91e0b5 src/java.base/share/native/libjava/jni_util.h
--- a/src/java.base/share/native/libjava/jni_util.h	Mon Oct 21 13:25:36 2019 -0700
+++ b/src/java.base/share/native/libjava/jni_util.h	Mon Oct 21 21:36:26 2019 +0100
@@ -93,6 +93,9 @@
 JNU_ThrowIOExceptionWithLastError(JNIEnv *env, const char *defaultDetail);
 
 /* Convert between Java strings and i18n C strings */
+JNIEXPORT jstring
+NewStringPlatform(JNIEnv *env, const char *str);
+
 JNIEXPORT const char *
 GetStringPlatformChars(JNIEnv *env, jstring jstr, jboolean *isCopy);