12312 fix unused lib dependencies

@@ -23,10 +23,12 @@
 # Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
 # Copyright 2019 OmniOS Community Edition (OmniOSce) Association.
 #
+# Copyright 2020 Joyent, Inc.
+#
 
 LIBRARY=        libcrle.a
 VERS=           .1
 
 COMOBJS=        audit.o         dump.o          util.o

@@ -38,10 +40,12 @@
 include         $(SRC)/lib/Makefile.lib
 include         $(SRC)/cmd/sgs/Makefile.com
 
 SRCDIR =        ../common
 
+ZGUIDANCE =     -zguidance=nounused
+
 LDLIBS +=       $(ZRECORD) -lmapmalloc $(DLLIB) -lc
 
 CPPFLAGS +=     -I$(SRC)/lib/libc/inc -I$(SRC)/common/sgsrtcid
 DYNFLAGS +=     $(VERSREF) $(CONVLIBDIR) -lconv