8626 make pcplusmp and apix warning-free
Reviewed by: Robert Mustacchi <rm@joyent.com>
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>

*** 22,32 ****
  # uts/i86pc/pcplusmp/Makefile
  #
  # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # Copyright 2016, Joyent, Inc.
  #
  
  #
  #       This makefile drives the production of the pcplusmp "mach"
  #       kernel module.
--- 22,32 ----
  # uts/i86pc/pcplusmp/Makefile
  #
  # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  # Use is subject to license terms.
  #
! # Copyright 2017, Joyent, Inc.
  #
  
  #
  #       This makefile drives the production of the pcplusmp "mach"
  #       kernel module.
*** 65,89 ****
  #
  # Depends on ACPI CA interpreter
  #
  LDFLAGS         += -dy -N misc/acpica
  
- CERRWARN        += -_gcc=-Wno-unused-function
- 
  #
- # For now, disable these lint checks; maintainers should endeavor
- # to investigate and remove these for maximum lint coverage.
- # Please do not carry these forward to new Makefiles.
- #
- LINTTAGS        += -erroff=E_BAD_PTR_CAST_ALIGN
- LINTTAGS        += -erroff=E_SUPPRESSION_DIRECTIVE_UNUSED
- LINTTAGS        += -erroff=E_STATIC_UNUSED
- LINTTAGS        += -erroff=E_ASSIGN_NARROW_CONV
- 
- CERRWARN        += -_gcc=-Wno-uninitialized
- 
- #
  #       Default build targets.
  #
  .KEEP_STATE:
  
  def:            $(DEF_DEPS)
--- 65,75 ----