--- a/make/autoconf/spec.gmk.in	Fri Nov 16 13:23:50 2018 -0500
+++ b/make/autoconf/spec.gmk.in	Fri Nov 16 23:39:51 2018 +0100
@@ -355,6 +355,12 @@
 LIBFFI_LIB_FILE:=@LIBFFI_LIB_FILE@
 GRAALUNIT_LIB := @GRAALUNIT_LIB@
 
+JMH_CORE_JAR := @JMH_CORE_JAR@
+JMH_GENERATOR_JAR := @JMH_GENERATOR_JAR@
+JMH_JOPT_SIMPLE_JAR := @JMH_JOPT_SIMPLE_JAR@
+JMH_COMMONS_MATH_JAR := @JMH_COMMONS_MATH_JAR@
+JMH_VERSION := @JMH_VERSION@
+
 # Source file for cacerts
 CACERTS_FILE=@CACERTS_FILE@