diff -r 0d625373c69e -r bceb690ccf35 jdk/makefiles/CompileNativeLibraries.gmk
--- a/jdk/makefiles/CompileNativeLibraries.gmk	Wed Jul 05 18:33:58 2017 +0200
+++ b/jdk/makefiles/CompileNativeLibraries.gmk	Thu Dec 27 20:18:42 2012 +0100
@@ -35,6 +35,9 @@
 # Copy files (can now depend on $(COPY_FILES))
 include CopyFiles.gmk
 
+# Prepare the find cache. Only used if running on windows.
+$(eval $(call FillCacheFind,$(JDK_TOPDIR)/src))
+
 # Build tools
 include Tools.gmk