10075 make usr/src/tools smatch clean

@@ -22,10 +22,11 @@
 
 #
 # Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
+# Copyright (c) 2018, Joyent, Inc.
 
 PROG= cscope-fast
 
 OBJS=   main.o dir.o crossref.o scanner.o lookup.o command.o display.o \
         find.o edit.o exec.o help.o history.o input.o menu.o alloc.o \

@@ -48,10 +49,13 @@
 CERRWARN +=     -_gcc=-Wno-parentheses
 CERRWARN +=     -_gcc=-Wno-implicit-function-declaration
 CERRWARN +=     -_gcc=-Wno-unused
 CERRWARN +=     -_gcc=-Wno-uninitialized
 
+# not linted
+SMATCH=off
+
 CFLAGS +=       $(CCVERBOSE)
 LDLIBS +=       -lcurses -ll
 
 .KEEP_STATE: