--- old/make/autoconf/spec.gmk.in	2019-04-10 18:48:03.713447200 -0400
+++ new/make/autoconf/spec.gmk.in	2019-04-10 18:48:02.813357200 -0400
@@ -140,9 +140,7 @@
 
 # The top-level directory of the source repository
 TOPDIR:=@TOPDIR@
-# Usually the top level directory, but could be something else if a custom
-# root is defined.
-WORKSPACE_ROOT:=@WORKSPACE_ROOT@
+
 IMPORT_MODULES_CLASSES:=@IMPORT_MODULES_CLASSES@
 IMPORT_MODULES_CMDS:=@IMPORT_MODULES_CMDS@
 IMPORT_MODULES_LIBS:=@IMPORT_MODULES_LIBS@