12386 acpixtract tries to fopen("")

*** 6,16 ****
  #
  # 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 (c) 2018, Joyent, Inc.
  # Copyright 2016 RackTop Systems.
  #
  
  PROG=           acpidump
  
--- 6,16 ----
  #
  # 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 2020 Joyent, Inc.
  # Copyright 2016 RackTop Systems.
  #
  
  PROG=           acpidump
  
*** 17,36 ****
  include ../../Makefile.cmd
  include ../../Makefile.ctf
  
  OBJS= apmain.o apdump.o apfiles.o getopt.o tbprint.o tbxfroot.o osillumostbl.o \
          utascii.o utbuffer.o utdebug.o utexcep.o utmath.o utnonansi.o \
!         utxferror.o utglobal.o utprint.o osunixdir.o osl.o osunixxf.o \
          uthex.o utstrsuppt.o utstrtoul64.o
  SRCS = $(OBJS:.o=.c)
  
  VPATH = ../common:$(SRC)/common/acpica/utilities:$(SRC)/common/acpica/tables
  
  CERRWARN += -_gcc=-Wno-unused-function
  
! # not linted
! SMATCH=off
  
  CPPFLAGS += -I$(SRC)/uts/intel/sys/acpi -DACPI_DUMP_APP
  
  LDLIBS += -ldevinfo
  
--- 17,35 ----
  include ../../Makefile.cmd
  include ../../Makefile.ctf
  
  OBJS= apmain.o apdump.o apfiles.o getopt.o tbprint.o tbxfroot.o osillumostbl.o \
          utascii.o utbuffer.o utdebug.o utexcep.o utmath.o utnonansi.o \
!         utxferror.o utglobal.o osunixdir.o osl.o osunixxf.o \
          uthex.o utstrsuppt.o utstrtoul64.o
  SRCS = $(OBJS:.o=.c)
  
  VPATH = ../common:$(SRC)/common/acpica/utilities:$(SRC)/common/acpica/tables
  
  CERRWARN += -_gcc=-Wno-unused-function
  
! SMOFF = all_func_returns
  
  CPPFLAGS += -I$(SRC)/uts/intel/sys/acpi -DACPI_DUMP_APP
  
  LDLIBS += -ldevinfo