Address Robert's feedback

*** 1,59 ****
  #
! # CDDL HEADER START
  #
! # The contents of this file are subject to the terms of the
! # Common Development and Distribution License (the "License").
! # You may not use this file except in compliance with the License.
  #
! # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
! # or http://www.opensolaris.org/os/licensing.
! # See the License for the specific language governing permissions
! # and limitations under the License.
  #
- # When distributing Covered Code, include this CDDL HEADER in each
- # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- # If applicable, add the following below this CDDL HEADER, with the
- # fields enclosed by brackets "[]" replaced with your own identifying
- # information: Portions Copyright [yyyy] [name of copyright owner]
- #
- # CDDL HEADER END
- #
- #
- # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
- # Use is subject to license terms.
- #
  
  include         ../Makefile.lib
  
  HDRS =          sysdemangle.h
! ROOTHDRDIR=     $(ROOT)/usr/include
! ROOTHDRS=       $(HDRS:%=$(ROOTHDRDIR)/%)
! CHECKHDRS=      $(HDRS:%.h=common/%.check)
  
- $(ROOTHDRS) :=  FILEMODE= 644
- 
- $(ROOTHDRDIR)/%: common/%
-         $(INS.file)
- 
- SUBDIRS =       $(MACH) $(BUILD64) $(MACH64)
- 
  all :=          TARGET= all
  clean :=        TARGET= clean
  clobber :=      TARGET= clobber
  install :=      TARGET= install
  lint :=         TARGET= lint
  
  .KEEP_STATE:
  
! all clean clobber install: $(SUBDIRS)
  
- lint:
- 
  $(SUBDIRS):     FRC
          @cd $@; pwd; $(MAKE) $(TARGET)
  
  install_h:      $(ROOTHDRS)
  
  check:          $(CHECKHDRS)
  
  FRC:
--- 1,41 ----
  #
! # This file and its contents are supplied under the terms of the
! # Common Development and Distribution License ("CDDL"), version 1.0.
! # You may only use this file in accordance with the terms of version
! # 1.0 of the CDDL.
  #
! # A full copy of the text of the CDDL should have accompanied this
! # source.  A copy of the CDDL is also available via the Internet at
! # http://www.illumos.org/license/CDDL.
  #
! # Copyright 2017 Jason King.
! # Copyright (c) 2017, Joyent. Inc.  All Rights Reserved.
  #
  
  include         ../Makefile.lib
  
  HDRS =                  sysdemangle.h
! HDRDIR =                common
! SUBDIRS =               $(MACH)
! $(BUILD64)SUBDIRS +=    $(MACH64)
  
  all :=          TARGET= all
  clean :=        TARGET= clean
  clobber :=      TARGET= clobber
  install :=      TARGET= install
  lint :=         TARGET= lint
  
  .KEEP_STATE:
  
! all clean clobber install lint: $(SUBDIRS)
  
  $(SUBDIRS):     FRC
          @cd $@; pwd; $(MAKE) $(TARGET)
  
  install_h:      $(ROOTHDRS)
  
  check:          $(CHECKHDRS)
  
  FRC:
+ 
+ include ../Makefile.targ