--- old/common/autoconf/spec.gmk.in	2017-04-11 19:40:55.000000000 -0500
+++ new/common/autoconf/spec.gmk.in	2017-04-11 19:40:55.000000000 -0500
@@ -101,10 +101,9 @@
 OPENJDK_BUILD_CPU_BITS:=@OPENJDK_BUILD_CPU_BITS@
 OPENJDK_BUILD_CPU_ENDIAN:=@OPENJDK_BUILD_CPU_ENDIAN@
 
-# OS values for use in release file.
-REQUIRED_OS_NAME:=@REQUIRED_OS_NAME@
-REQUIRED_OS_ARCH:=@REQUIRED_OS_ARCH@
-REQUIRED_OS_VERSION:=@REQUIRED_OS_VERSION@
+# OS values for use in ModuleTarget class file attribute.
+OPENJDK_MODULE_TARGET_OS_NAME:=@OPENJDK_MODULE_TARGET_OS_NAME@
+OPENJDK_MODULE_TARGET_OS_ARCH:=@OPENJDK_MODULE_TARGET_OS_ARCH@
 
 LIBM:=@LIBM@
 LIBDL:=@LIBDL@