diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/Makefile LADR-2009-11A/Makefile
--- LADR-2009-11A.orig/Makefile	2007-10-22 23:33:12.000000000 +0200
+++ LADR-2009-11A/Makefile	2009-12-26 13:50:32.285406118 +0100
@@ -2,7 +2,7 @@
 	@echo See README.make
 
 all:
-	cd ladr         && $(MAKE) lib
+	cd ladr         && $(MAKE) lib XFLAGS+=-D_REENTRANT
 	cd mace4.src    && $(MAKE) all
 	cd provers.src  && $(MAKE) all
 	cd apps.src     && $(MAKE) all
@@ -12,7 +12,7 @@
 	@echo ""
 
 ladr lib:
-	cd ladr         && $(MAKE) lib
+	cd ladr         && $(MAKE) lib XFLAGS+=-D_REENTRANT
 
 test1:
 	bin/prover9 -f prover9.examples/x2.in | bin/prooftrans parents_only
diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/apps.src/Makefile LADR-2009-11A/apps.src/Makefile
--- LADR-2009-11A.orig/apps.src/Makefile	2009-04-17 16:46:39.000000000 +0200
+++ LADR-2009-11A/apps.src/Makefile	2009-12-26 13:50:32.335405804 +0100
@@ -16,16 +16,16 @@
 all: ladr apps install realclean
 
 ladr:
-	cd ../ladr && $(MAKE) libladr.a
+	cd ../ladr && $(MAKE) libladr.la
 
 clean:
-	/bin/rm -f *.o
+	libtool --mode=clean /bin/rm -f *.o
 
 realclean:
-	/bin/rm -f *.o $(PROGRAMS)
+	libtool --mode=clean /bin/rm -f *.o $(PROGRAMS)
 
 install:
-	/bin/mv $(PROGRAMS) ../bin
+	libtool --mode=install /bin/cp $(PROGRAMS) `pwd`/../bin
 
 tags:
 	etags *.c ../ladr/*.c
@@ -33,85 +33,85 @@
 apps: $(PROGRAMS)
 
 test: test.o
-	$(CC) $(CFLAGS) -o test test.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o test test.o ../ladr/libladr.la
 
 interpformat: interpformat.o
-	$(CC) $(CFLAGS) -o interpformat interpformat.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o interpformat interpformat.o ../ladr/libladr.la
 
 prooftrans: prooftrans.o
-	$(CC) $(CFLAGS) -o prooftrans prooftrans.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o prooftrans prooftrans.o ../ladr/libladr.la
 
 directproof: directproof.o
-	$(CC) $(CFLAGS) -o directproof directproof.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o directproof directproof.o ../ladr/libladr.la
 
 test_clause_eval: test_clause_eval.o
-	$(CC) $(CFLAGS) -o test_clause_eval test_clause_eval.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o test_clause_eval test_clause_eval.o ../ladr/libladr.la
 
 test_complex: test_complex.o
-	$(CC) $(CFLAGS) -o test_complex test_complex.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o test_complex test_complex.o ../ladr/libladr.la
 
 complex: complex.o
-	$(CC) $(CFLAGS) -o complex complex.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o complex complex.o ../ladr/libladr.la
 
 latfilter: latfilter.o
-	$(CC) $(CFLAGS) -o latfilter latfilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o latfilter latfilter.o ../ladr/libladr.la
 
 olfilter: olfilter.o
-	$(CC) $(CFLAGS) -o olfilter olfilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o olfilter olfilter.o ../ladr/libladr.la
 
 unfast: unfast.o
-	$(CC) $(CFLAGS) -o unfast unfast.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o unfast unfast.o ../ladr/libladr.la
 
 upper-covers: upper-covers.o
-	$(CC) $(CFLAGS) -o upper-covers upper-covers.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o upper-covers upper-covers.o ../ladr/libladr.la
 
 miniscope: miniscope.o
-	$(CC) $(CFLAGS) -o miniscope miniscope.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o miniscope miniscope.o ../ladr/libladr.la
 
 isofilter0: isofilter0.o
-	$(CC) $(CFLAGS) -o isofilter0 isofilter0.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o isofilter0 isofilter0.o ../ladr/libladr.la
 
 isofilter: isofilter.o
-	$(CC) $(CFLAGS) -o isofilter isofilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o isofilter isofilter.o ../ladr/libladr.la
 
 isofilter2: isofilter2.o
-	$(CC) $(CFLAGS) -o isofilter2 isofilter2.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o isofilter2 isofilter2.o ../ladr/libladr.la
 
 dprofiles: dprofiles.o
-	$(CC) $(CFLAGS) -o dprofiles dprofiles.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o dprofiles dprofiles.o ../ladr/libladr.la
 
 renamer: renamer.o
-	$(CC) $(CFLAGS) -o renamer renamer.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o renamer renamer.o ../ladr/libladr.la
 
 rewriter: rewriter.o
-	$(CC) $(CFLAGS) -o rewriter rewriter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o rewriter rewriter.o ../ladr/libladr.la
 
 idfilter: idfilter.o
-	$(CC) $(CFLAGS) -o idfilter idfilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o idfilter idfilter.o ../ladr/libladr.la
 
 clausefilter: clausefilter.o
-	$(CC) $(CFLAGS) -o clausefilter clausefilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o clausefilter clausefilter.o ../ladr/libladr.la
 
 interpfilter: interpfilter.o
-	$(CC) $(CFLAGS) -o interpfilter interpfilter.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o interpfilter interpfilter.o ../ladr/libladr.la
 
 clausetester: clausetester.o
-	$(CC) $(CFLAGS) -o clausetester clausetester.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o clausetester clausetester.o ../ladr/libladr.la
 
 mirror-flip: mirror-flip.o
-	$(CC) $(CFLAGS) -o mirror-flip mirror-flip.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o mirror-flip mirror-flip.o ../ladr/libladr.la
 
 perm3: perm3.o
-	$(CC) $(CFLAGS) -o perm3 perm3.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o perm3 perm3.o ../ladr/libladr.la
 
 sigtest: sigtest.o
-	$(CC) $(CFLAGS) -o sigtest sigtest.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o sigtest sigtest.o ../ladr/libladr.la
 
 rewriter2: rewriter2.o
-	$(CC) $(CFLAGS) -o rewriter2 rewriter2.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o rewriter2 rewriter2.o ../ladr/libladr.la
 
 gen_trc_defs: gen_trc_defs.o
-	$(CC) $(CFLAGS) -o gen_trc_defs gen_trc_defs.o ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o gen_trc_defs gen_trc_defs.o ../ladr/libladr.la
 
 
 
diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/ladr/Makefile LADR-2009-11A/ladr/Makefile
--- LADR-2009-11A.orig/ladr/Makefile	2009-10-28 15:22:04.000000000 +0100
+++ LADR-2009-11A/ladr/Makefile	2009-12-26 13:50:32.453408456 +0100
@@ -11,46 +11,49 @@
 # CFLAGS = $(XFLAGS) -pg -O -Wall
 # CFLAGS = $(XFLAGS)  -Wall -pedantic
 
-BASE_OBJ = order.o clock.o nonport.o\
-	   fatal.o ibuffer.o memory.o hash.o string.o strbuf.o\
-           glist.o options.o symbols.o avltree.o
-TERM_OBJ = term.o termflag.o listterm.o tlist.o flatterm.o multiset.o\
-	   termorder.o parse.o accanon.o
-UNIF_OBJ = unify.o fpalist.o fpa.o discrim.o discrimb.o discrimw.o\
-           dioph.o btu.o btm.o mindex.o basic.o attrib.o
-CLAS_OBJ = formula.o definitions.o literals.o topform.o clist.o\
-	   clauseid.o clauses.o\
-	   just.o cnf.o clausify.o parautil.o\
-           pindex.o compress.o\
-           maximal.o lindex.o weight.o weight2.o\
-           int_code.o features.o di_tree.o fastparse.o\
-           random.o subsume.o clause_misc.o clause_eval.o complex.o
-INFE_OBJ = dollar.o flatdemod.o demod.o clash.o resolve.o paramod.o\
-           backdemod.o\
-           hints.o ac_redun.o xproofs.o ivy.o
-MODL_OBJ = interp.o
-MISC_OBJ = std_options.o banner.o ioutil.o tptp_trans.o top_input.o
+BASE_OBJ = order.lo clock.lo nonport.lo\
+	   fatal.lo ibuffer.lo memory.lo hash.lo string.lo strbuf.lo\
+           glist.lo options.lo symbols.lo avltree.lo
+TERM_OBJ = term.lo termflag.lo listterm.lo tlist.lo flatterm.lo multiset.lo\
+	   termorder.lo parse.lo accanon.lo
+UNIF_OBJ = unify.lo fpalist.lo fpa.lo discrim.lo discrimb.lo discrimw.lo\
+           dioph.lo btu.lo btm.lo mindex.lo basic.lo attrib.lo
+CLAS_OBJ = formula.lo definitions.lo literals.lo topform.lo clist.lo\
+	   clauseid.lo clauses.lo\
+	   just.lo cnf.lo clausify.lo parautil.lo\
+           pindex.lo compress.lo\
+           maximal.lo lindex.lo weight.lo weight2.lo\
+           int_code.lo features.lo di_tree.lo fastparse.lo\
+           random.lo subsume.lo clause_misc.lo clause_eval.lo complex.lo
+INFE_OBJ = dollar.lo flatdemod.lo demod.lo clash.lo resolve.lo paramod.lo\
+           backdemod.lo\
+           hints.lo ac_redun.lo xproofs.lo ivy.lo
+MODL_OBJ = interp.lo
+MISC_OBJ = std_options.lo banner.lo ioutil.lo tptp_trans.lo top_input.lo
 
 
 OBJECTS = $(BASE_OBJ) $(TERM_OBJ) $(UNIF_OBJ) $(CLAS_OBJ)\
           $(INFE_OBJ) $(MODL_OBJ) $(MISC_OBJ)
 
-libladr.a: $(OBJECTS)
-	$(AR) rs libladr.a $(OBJECTS)
+libladr.la: $(OBJECTS)
+	libtool --mode=link gcc -shared -rpath /usr/lib -version-info 4:0:0 -o libladr.la $(OBJECTS) -lm
+
+%.lo: %.c
+	libtool --mode=compile gcc -c $(CFLAGS) $(XFLAGS) -o $@ $<
 
 ##############################################################################
 
 lib ladr libladr:
-	$(MAKE) libladr.a
+	$(MAKE) libladr.la
 
 dep:
 	util/make_dep $(OBJECTS)
 
 clean:
-	/bin/rm -f *.o
+	libtool --mode=clean /bin/rm -f *.lo
 
 realclean:
-	/bin/rm -f *.o *.a
+	libtool --mode=clean /bin/rm -f *.lo *.la
 
 protos:
 	util/make_protos $(OBJECTS)
@@ -67,156 +70,156 @@
 
 # The rest of the file is generated automatically by util/make_dep
 
-order.o:   	order.h 
+order.lo:   	order.h 
 
-clock.o:   	clock.h string.h memory.h fatal.h header.h
+clock.lo:   	clock.h string.h memory.h fatal.h header.h
 
-nonport.o:   	nonport.h 
+nonport.lo:   	nonport.h 
 
-fatal.o:   	fatal.h header.h
+fatal.lo:   	fatal.h header.h
 
-ibuffer.o:   	ibuffer.h fatal.h header.h
+ibuffer.lo:   	ibuffer.h fatal.h header.h
 
-memory.o:   	memory.h fatal.h header.h
+memory.lo:   	memory.h fatal.h header.h
 
-hash.o:   	hash.h memory.h fatal.h header.h
+hash.lo:   	hash.h memory.h fatal.h header.h
 
-string.o:   	string.h memory.h fatal.h header.h
+string.lo:   	string.h memory.h fatal.h header.h
 
-strbuf.o:   	strbuf.h string.h memory.h fatal.h header.h
+strbuf.lo:   	strbuf.h string.h memory.h fatal.h header.h
 
-glist.o:   	glist.h order.h string.h memory.h fatal.h header.h
+glist.lo:   	glist.h order.h string.h memory.h fatal.h header.h
 
-options.o:   	options.h string.h memory.h fatal.h header.h
+options.lo:   	options.h string.h memory.h fatal.h header.h
 
-symbols.o:   	symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+symbols.lo:   	symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-avltree.o:   	avltree.h memory.h order.h fatal.h header.h
+avltree.lo:   	avltree.h memory.h order.h fatal.h header.h
 
-term.o:   	term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+term.lo:   	term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-termflag.o:   	termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+termflag.lo:   	termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-listterm.o:   	listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+listterm.lo:   	listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-tlist.o:   	tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+tlist.lo:   	tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-flatterm.o:   	flatterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+flatterm.lo:   	flatterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-multiset.o:   	multiset.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+multiset.lo:   	multiset.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-termorder.o:   	termorder.h flatterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+termorder.lo:   	termorder.h flatterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-parse.o:   	parse.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+parse.lo:   	parse.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-accanon.o:   	accanon.h termflag.h termorder.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
+accanon.lo:   	accanon.h termflag.h termorder.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
 
-unify.o:   	unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+unify.lo:   	unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-fpalist.o:   	fpalist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+fpalist.lo:   	fpalist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-fpa.o:   	fpa.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+fpa.lo:   	fpa.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-discrim.o:   	discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+discrim.lo:   	discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-discrimb.o:   	discrimb.h discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+discrimb.lo:   	discrimb.h discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-discrimw.o:   	discrimw.h discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+discrimw.lo:   	discrimw.h discrim.h unify.h index.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-dioph.o:   	dioph.h 
+dioph.lo:   	dioph.h 
 
-btu.o:   	btu.h dioph.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+btu.lo:   	btu.h dioph.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-btm.o:   	btm.h unify.h accanon.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h termorder.h flatterm.h
+btm.lo:   	btm.h unify.h accanon.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h termorder.h flatterm.h
 
-mindex.o:   	mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
+mindex.lo:   	mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
 
-basic.o:   	basic.h unify.h termflag.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+basic.lo:   	basic.h unify.h termflag.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-attrib.o:   	attrib.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+attrib.lo:   	attrib.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-formula.o:   	formula.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
+formula.lo:   	formula.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
 
-definitions.o:   	definitions.h formula.h topform.h clauseid.h just.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h literals.h maximal.h parse.h
+definitions.lo:   	definitions.h formula.h topform.h clauseid.h just.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h literals.h maximal.h parse.h
 
-literals.o:   	literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+literals.lo:   	literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-topform.o:   	topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+topform.lo:   	topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-clist.o:   	clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+clist.lo:   	clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-clauseid.o:   	clauseid.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+clauseid.lo:   	clauseid.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-clauses.o:   	clauses.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+clauses.lo:   	clauses.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-just.o:   	just.h clauseid.h parse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+just.lo:   	just.h clauseid.h parse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-cnf.o:   	cnf.h formula.h clock.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
+cnf.lo:   	cnf.h formula.h clock.h attrib.h tlist.h termorder.h hash.h unify.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
 
-clausify.o:   	clausify.h topform.h cnf.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clock.h
+clausify.lo:   	clausify.h topform.h cnf.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clock.h
 
-parautil.o:   	parautil.h 
+parautil.lo:   	parautil.h 
 
-pindex.o:   	pindex.h clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+pindex.lo:   	pindex.h clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-compress.o:   	compress.h parautil.h
+compress.lo:   	compress.h parautil.h
 
-maximal.o:   	maximal.h literals.h termorder.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
+maximal.lo:   	maximal.h literals.h termorder.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
 
-lindex.o:   	lindex.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h
+lindex.lo:   	lindex.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h
 
-weight.o:   	weight.h literals.h unify.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h listterm.h
+weight.lo:   	weight.h literals.h unify.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h listterm.h
 
-weight2.o:   	weight2.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+weight2.lo:   	weight2.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-int_code.o:   	int_code.h just.h ibuffer.h clauseid.h parse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+int_code.lo:   	int_code.h just.h ibuffer.h clauseid.h parse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-features.o:   	features.h literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
+features.lo:   	features.h literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h
 
-di_tree.o:   	di_tree.h features.h topform.h literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h attrib.h formula.h maximal.h unify.h listterm.h termorder.h hash.h flatterm.h
+di_tree.lo:   	di_tree.h features.h topform.h literals.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h attrib.h formula.h maximal.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-fastparse.o:   	fastparse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+fastparse.lo:   	fastparse.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-random.o:   	random.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+random.lo:   	random.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-subsume.o:   	subsume.h parautil.h lindex.h features.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h
+subsume.lo:   	subsume.h parautil.h lindex.h features.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h
 
-clause_misc.o:   	clause_misc.h clist.h mindex.h just.h basic.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h
+clause_misc.lo:   	clause_misc.h clist.h mindex.h just.h basic.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h
 
-clause_eval.o:   	clause_eval.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+clause_eval.lo:   	clause_eval.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-complex.o:   	complex.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+complex.lo:   	complex.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-dollar.o:   	dollar.h clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
+dollar.lo:   	dollar.h clist.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h
 
-flatdemod.o:   	flatdemod.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
+flatdemod.lo:   	flatdemod.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
 
-demod.o:   	demod.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
+demod.lo:   	demod.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
 
-clash.o:   	clash.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
+clash.lo:   	clash.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h
 
-resolve.o:   	resolve.h clash.h lindex.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h maximal.h topform.h literals.h tlist.h attrib.h formula.h hash.h
+resolve.lo:   	resolve.h clash.h lindex.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h maximal.h topform.h literals.h tlist.h attrib.h formula.h hash.h
 
-paramod.o:   	paramod.h resolve.h basic.h clash.h lindex.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h maximal.h topform.h literals.h tlist.h attrib.h formula.h hash.h
+paramod.lo:   	paramod.h resolve.h basic.h clash.h lindex.h mindex.h parautil.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h maximal.h topform.h literals.h tlist.h attrib.h formula.h hash.h
 
-backdemod.o:   	backdemod.h demod.h clist.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h topform.h literals.h attrib.h formula.h maximal.h tlist.h hash.h
+backdemod.lo:   	backdemod.h demod.h clist.h parautil.h mindex.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h topform.h literals.h attrib.h formula.h maximal.h tlist.h hash.h
 
-hints.o:   	hints.h subsume.h clist.h backdemod.h resolve.h parautil.h lindex.h features.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h demod.h clash.h
+hints.lo:   	hints.h subsume.h clist.h backdemod.h resolve.h parautil.h lindex.h features.h mindex.h maximal.h topform.h fpa.h discrimb.h discrimw.h btu.h btm.h unify.h index.h fpalist.h listterm.h termflag.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h discrim.h dioph.h accanon.h termorder.h flatterm.h literals.h tlist.h attrib.h formula.h hash.h demod.h clash.h
 
-ac_redun.o:   	ac_redun.h parautil.h accanon.h termflag.h termorder.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
+ac_redun.lo:   	ac_redun.h parautil.h accanon.h termflag.h termorder.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h flatterm.h
 
-xproofs.o:   	xproofs.h clauses.h clause_misc.h paramod.h subsume.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h resolve.h clash.h lindex.h parautil.h features.h
+xproofs.lo:   	xproofs.h clauses.h clause_misc.h paramod.h subsume.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h resolve.h clash.h lindex.h parautil.h features.h
 
-ivy.o:   	ivy.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h resolve.h clash.h lindex.h parautil.h features.h
+ivy.lo:   	ivy.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h unify.h listterm.h termorder.h hash.h flatterm.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h parse.h resolve.h clash.h lindex.h parautil.h features.h
 
-interp.o:   	interp.h parse.h topform.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h
+interp.lo:   	interp.h parse.h topform.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h
 
-std_options.o:   	std_options.h options.h symbols.h clock.h string.h memory.h fatal.h header.h strbuf.h glist.h order.h
+std_options.lo:   	std_options.h options.h symbols.h clock.h string.h memory.h fatal.h header.h strbuf.h glist.h order.h
 
-banner.o:   	banner.h nonport.h clock.h string.h memory.h fatal.h header.h
+banner.lo:   	banner.h nonport.h clock.h string.h memory.h fatal.h header.h
 
-ioutil.o:   	ioutil.h parse.h fastparse.h ivy.h clausify.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h
+ioutil.lo:   	ioutil.h parse.h fastparse.h ivy.h clausify.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h
 
-tptp_trans.o:   	tptp_trans.h ioutil.h clausify.h parse.h fastparse.h ivy.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h
+tptp_trans.lo:   	tptp_trans.h ioutil.h clausify.h parse.h fastparse.h ivy.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h
 
-top_input.o:   	top_input.h ioutil.h std_options.h tptp_trans.h parse.h fastparse.h ivy.h clausify.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h options.h
+top_input.lo:   	top_input.h ioutil.h std_options.h tptp_trans.h parse.h fastparse.h ivy.h clausify.h listterm.h term.h symbols.h strbuf.h glist.h string.h memory.h fatal.h header.h order.h topform.h literals.h attrib.h formula.h maximal.h termflag.h tlist.h unify.h termorder.h hash.h flatterm.h xproofs.h clauses.h clause_misc.h paramod.h subsume.h clist.h mindex.h just.h basic.h fpa.h discrimb.h discrimw.h btu.h btm.h index.h fpalist.h discrim.h dioph.h accanon.h clauseid.h resolve.h clash.h lindex.h parautil.h features.h cnf.h clock.h options.h
diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/mace4.src/Makefile LADR-2009-11A/mace4.src/Makefile
--- LADR-2009-11A.orig/mace4.src/Makefile	2009-04-17 16:46:46.000000000 +0200
+++ LADR-2009-11A/mace4.src/Makefile	2009-12-26 13:50:32.373406096 +0100
@@ -26,11 +26,11 @@
 	$(MAKE) libmace4.a
 
 ladr:
-	cd ../ladr && $(MAKE) libladr.a
+	cd ../ladr && $(MAKE) libladr.la
 	$(MAKE) clean
 
 mace4: libmace4.a mace4.o $(OBJECTS)
-	$(CC) $(CFLAGS) -o mace4 mace4.o libmace4.a ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o mace4 mace4.o libmace4.a ../ladr/libladr.la
 
 $(OBJECTS): estack.h syms.h ground.h propagate.h mstate.h msearch.h
 
@@ -38,10 +38,10 @@
 	etags *.c ../ladr/*.c
 
 clean:
-	/bin/rm -f *.o
+	libtool --mode=clean /bin/rm -f *.o
 
 realclean:
-	/bin/rm -f *.o *.a mace4
+	libtool --mode=clean /bin/rm -f *.o *.a mace4
 
 install:
-	/bin/mv mace4 ../bin
+	libtool --mode=install /bin/cp mace4 `pwd`/../bin
diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/provers.src/Makefile LADR-2009-11A/provers.src/Makefile
--- LADR-2009-11A.orig/provers.src/Makefile	2009-10-28 15:22:15.000000000 +0100
+++ LADR-2009-11A/provers.src/Makefile	2009-12-26 13:50:32.420530288 +0100
@@ -41,13 +41,13 @@
 	$(MAKE) clean
 
 install:
-	/bin/cp -p $(PROGRAMS) ../bin
+	libtool --mode=install /bin/cp -p $(PROGRAMS) `pwd`/../bin
 
 clean:
-	/bin/rm -f *.o
+	libtool --mode=clean /bin/rm -f *.o
 
 realclean:
-	/bin/rm -f *.o $(PROGRAMS)
+	libtool --mode=clean /bin/rm -f *.o $(PROGRAMS)
 
 protos:
 	util/make_protos $(OBJECTS)
@@ -63,34 +63,34 @@
 	$(MAKE) prover9
 
 prover9: prover9.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o prover9 prover9.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o prover9 prover9.o $(OBJECTS) ../ladr/libladr.la
 
 fof-prover9: fof-prover9.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o fof-prover9 fof-prover9.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o fof-prover9 fof-prover9.o $(OBJECTS) ../ladr/libladr.la
 
 ladr_to_tptp: ladr_to_tptp.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o ladr_to_tptp ladr_to_tptp.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o ladr_to_tptp ladr_to_tptp.o $(OBJECTS) ../ladr/libladr.la
 
 tptp_to_ladr: tptp_to_ladr.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o tptp_to_ladr tptp_to_ladr.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o tptp_to_ladr tptp_to_ladr.o $(OBJECTS) ../ladr/libladr.la
 
 autosketches4: autosketches4.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o autosketches4 autosketches4.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o autosketches4 autosketches4.o $(OBJECTS) ../ladr/libladr.la
 
 newauto: newauto.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o newauto newauto.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o newauto newauto.o $(OBJECTS) ../ladr/libladr.la
 
 newsax: newsax.o $(OBJECTS)
-	$(CC) $(CFLAGS) -lm -o newsax newsax.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o newsax newsax.o $(OBJECTS) ../ladr/libladr.la
 
 cgrep: cgrep.o $(OBJECTS)
-	$(CC) $(CFLAGS) -o cgrep cgrep.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o cgrep cgrep.o $(OBJECTS) ../ladr/libladr.la
 
 mprover: mprover.o $(OBJECTS)
-	$(CC) $(CFLAGS) -o mprover mprover.o $(OBJECTS) ../ladr/libladr.a ../mace4.src/libmace4.a
+	libtool --mode=link $(CC) $(CFLAGS) -o mprover mprover.o $(OBJECTS) ../ladr/libladr.la ../mace4.src/libmace4.la
 
 iterate4: iterate4.o $(OBJECTS)
-	$(CC) $(CFLAGS) -o iterate4 iterate4.o $(OBJECTS) ../ladr/libladr.a
+	libtool --mode=link $(CC) $(CFLAGS) -o iterate4 iterate4.o $(OBJECTS) ../ladr/libladr.la
 
 prover9.o mprover.o iterate4.o autosketches4.o fof-prover9.o: search.h utilities.h  forward_subsume.h giv_select.h white_black.h demodulate.h actions.h index_lits.h pred_elim.h unfold.h provers.h
 
diff -U 3 -H -b -E -d -r -N -- LADR-2009-11A.orig/test.src/Makefile LADR-2009-11A/test.src/Makefile
--- LADR-2009-11A.orig/test.src/Makefile	2007-03-06 21:27:59.000000000 +0100
+++ LADR-2009-11A/test.src/Makefile	2009-12-26 13:50:32.416531165 +0100
@@ -17,13 +17,13 @@
 
 ladr:
 	make clean
-	cd ../ladr && $(MAKE) libladr.a
+	cd ../ladr && $(MAKE) libladr.la
 
 clean:
-	/bin/rm -f *.o
+	libtool --mode=clean /bin/rm -f *.o
 
 realclean:
-	/bin/rm -f *.o $(PROGRAMS)
+	libtool --mode=clean /bin/rm -f *.o $(PROGRAMS)
 
 tags:
 	etags *.c ../ladr/*.c
@@ -31,8 +31,8 @@
 apps: $(PROGRAMS)
 
 avltest: avltest.o
-	$(CC) $(CFLAGS) -o avltest avltest.o ../ladr/libladr.a -lm
+	libtool --mode=link $(CC) $(CFLAGS) -o avltest avltest.o ../ladr/libladr.la -lm
 
 tptp_test: tptp_test.o
-	$(CC) $(CFLAGS) -o tptp_test tptp_test.o ../ladr/libladr.a -lm
+	libtool --mode=link $(CC) $(CFLAGS) -o tptp_test tptp_test.o ../ladr/libladr.la -lm