--- old/src/hotspot/share/runtime/os.cpp	2019-07-03 19:31:06.102233367 +0200
+++ new/src/hotspot/share/runtime/os.cpp	2019-07-03 19:31:05.606232092 +0200
@@ -795,6 +795,17 @@
 #endif
 }
 
+static void* p_nestegg = NULL;
+bool os::init_nestegg(size_t size) {
+  p_nestegg = os::malloc(size, mtInternal);
+  return p_nestegg != NULL;
+}
+
+void os::release_nestegg() {
+  os::free(p_nestegg);
+  p_nestegg = NULL;
+}
+
 void os::init_random(unsigned int initval) {
   _rand_seed = initval;
 }