diff --git a/client/Makefile.am b/client/Makefile.am

index b85f5d2..b1ecf82 100644

--- a/client/Makefile.am

+++ b/client/Makefile.am

@@ -15,6 +15,6 @@ dhclient_SOURCES = clparse.c dhclient.c dhc6.c \

 		   scripts/bsdos scripts/freebsd scripts/linux scripts/macos \

 		   scripts/netbsd scripts/nextstep scripts/openbsd \

 		   scripts/solaris scripts/openwrt

-dhclient_LDADD = ../common/libdhcp.a ../omapip/libomapi.a $(BIND_LIBS)

+dhclient_LDADD = ../common/libdhcp.a ../omapip/libomapi.la $(BIND_LIBS)

 man_MANS = dhclient.8 dhclient-script.8 dhclient.conf.5 dhclient.leases.5

 EXTRA_DIST = $(man_MANS)

diff --git a/common/tests/Makefile.am b/common/tests/Makefile.am

index 196aa44..1ccaa05 100644

--- a/common/tests/Makefile.am

+++ b/common/tests/Makefile.am

@@ -15,22 +15,22 @@ ATF_TESTS += alloc_unittest dns_unittest misc_unittest ns_name_unittest

 alloc_unittest_SOURCES = test_alloc.c $(top_srcdir)/tests/t_api_dhcp.c

 alloc_unittest_LDADD = $(ATF_LDFLAGS)

 alloc_unittest_LDADD += ../libdhcp.a  \

-	../../omapip/libomapi.a $(BIND_LIBS)

+	../../omapip/libomapi.la $(BIND_LIBS)

 dns_unittest_SOURCES = dns_unittest.c $(top_srcdir)/tests/t_api_dhcp.c

 dns_unittest_LDADD = $(ATF_LDFLAGS)

 dns_unittest_LDADD += ../libdhcp.a  \

-	../../omapip/libomapi.a $(BIND_LIBS)

+	../../omapip/libomapi.la $(BIND_LIBS)

 misc_unittest_SOURCES = misc_unittest.c $(top_srcdir)/tests/t_api_dhcp.c

 misc_unittest_LDADD = $(ATF_LDFLAGS)

 misc_unittest_LDADD += ../libdhcp.a  \

-	../../omapip/libomapi.a $(BIND_LIBS)

+	../../omapip/libomapi.la $(BIND_LIBS)

 ns_name_unittest_SOURCES = ns_name_test.c $(top_srcdir)/tests/t_api_dhcp.c

 ns_name_unittest_LDADD = $(ATF_LDFLAGS)

 ns_name_unittest_LDADD += ../libdhcp.a  \

-	../../omapip/libomapi.a $(BIND_LIBS)

+	../../omapip/libomapi.la $(BIND_LIBS)

 check: $(ATF_TESTS)

 	@if test $(top_srcdir) != ${top_builddir}; then \

diff --git a/configure.ac b/configure.ac

index f594cfa..adc98a8 100644

--- a/configure.ac

+++ b/configure.ac

@@ -47,7 +47,8 @@ AM_CONDITIONAL(CROSS_COMPILING, test "$cross_compiling" = "yes")

 # Use this to define _GNU_SOURCE to pull in the IPv6 Advanced Socket API.

 AC_USE_SYSTEM_EXTENSIONS

-AC_PROG_RANLIB

+# Use libtool to simplify building of shared libraries

+AC_PROG_LIBTOOL

 AC_PATH_PROG(AR, ar)

 AC_SUBST(AR)

diff --git a/dhcpctl/Makefile.am b/dhcpctl/Makefile.am

index fa20a78..dd016e4 100644

--- a/dhcpctl/Makefile.am

+++ b/dhcpctl/Makefile.am

@@ -1,17 +1,17 @@

 BIND_LIBS = @BIND_LIBS@

 bin_PROGRAMS = omshell

-lib_LIBRARIES = libdhcpctl.a

+lib_LTLIBRARIES = libdhcpctl.la

 noinst_PROGRAMS = cltest

 man_MANS = omshell.1 dhcpctl.3

 EXTRA_DIST = $(man_MANS)

 omshell_SOURCES = omshell.c

-omshell_LDADD = libdhcpctl.a ../common/libdhcp.a ../omapip/libomapi.a \

+omshell_LDADD = libdhcpctl.la ../common/libdhcp.a ../omapip/libomapi.la \

 	        $(BIND_LIBS)

-libdhcpctl_a_SOURCES = dhcpctl.c callback.c remote.c

+libdhcpctl_la_SOURCES = dhcpctl.c callback.c remote.c

 cltest_SOURCES = cltest.c

-cltest_LDADD = libdhcpctl.a ../common/libdhcp.a ../omapip/libomapi.a \

+cltest_LDADD = libdhcpctl.la ../common/libdhcp.a ../omapip/libomapi.la \

 	       $(BIND_LIBS)

diff --git a/omapip/Makefile.am b/omapip/Makefile.am

index b0d2680..265bcef 100644

--- a/omapip/Makefile.am

+++ b/omapip/Makefile.am

@@ -1,9 +1,9 @@

 BIND_LIBS = @BIND_LIBS@

-lib_LIBRARIES = libomapi.a

+lib_LTLIBRARIES = libomapi.la

 noinst_PROGRAMS = svtest

-libomapi_a_SOURCES = protocol.c buffer.c alloc.c result.c connection.c \

+libomapi_la_SOURCES = protocol.c buffer.c alloc.c result.c connection.c \

 		     errwarn.c listener.c dispatch.c generic.c support.c \

 		     handle.c message.c convert.c hash.c auth.c inet_addr.c \

 		     array.c trace.c toisc.c iscprint.c isclib.c

@@ -12,5 +12,5 @@ man_MANS = omapi.3

 EXTRA_DIST = $(man_MANS)

 svtest_SOURCES = test.c

-svtest_LDADD = libomapi.a $(BIND_LIBS)

+svtest_LDADD = libomapi.la $(BIND_LIBS)

diff --git a/relay/Makefile.am b/relay/Makefile.am

index c9a1cba..316a524 100644

--- a/relay/Makefile.am

+++ b/relay/Makefile.am

@@ -4,7 +4,7 @@ AM_CPPFLAGS = -DLOCALSTATEDIR='"@localstatedir@"'

 sbin_PROGRAMS = dhcrelay

 dhcrelay_SOURCES = dhcrelay.c

-dhcrelay_LDADD = ../common/libdhcp.a ../omapip/libomapi.a \

+dhcrelay_LDADD = ../common/libdhcp.a ../omapip/libomapi.la \

 		 $(BIND_LIBS)

 man_MANS = dhcrelay.8

 EXTRA_DIST = $(man_MANS)

diff --git a/server/Makefile.am b/server/Makefile.am

index 30cf2b1..f56f310 100644

--- a/server/Makefile.am

+++ b/server/Makefile.am

@@ -15,8 +15,8 @@ dhcpd_SOURCES = dhcpd.c dhcp.c bootp.c confpars.c db.c class.c failover.c \

 		dhcpv6.c mdb6.c ldap.c ldap_casa.c leasechain.c ldap_krb_helper.c

 dhcpd_CFLAGS = $(LDAP_CFLAGS)

-dhcpd_LDADD = ../common/libdhcp.a ../omapip/libomapi.a \

-	      ../dhcpctl/libdhcpctl.a $(BIND_LIBS) $(LDAP_LIBS)

+dhcpd_LDADD = ../common/libdhcp.a ../omapip/libomapi.la \

+	      ../dhcpctl/libdhcpctl.la $(BIND_LIBS) $(LDAP_LIBS)

 man_MANS = dhcpd.8 dhcpd.conf.5 dhcpd.leases.5

 EXTRA_DIST = $(man_MANS)

diff --git a/server/tests/Makefile.am b/server/tests/Makefile.am

index 771de06..8d8a2c1 100644

--- a/server/tests/Makefile.am

+++ b/server/tests/Makefile.am

@@ -20,8 +20,8 @@ DHCPSRC = ../dhcp.c ../bootp.c ../confpars.c ../db.c ../class.c      \

           ../ddns.c ../dhcpleasequery.c ../dhcpv6.c ../mdb6.c        \

           ../ldap.c ../ldap_casa.c ../dhcpd.c ../leasechain.c

-DHCPLIBS = $(top_builddir)/common/libdhcp.a $(top_builddir)/omapip/libomapi.a \

-          $(top_builddir)/dhcpctl/libdhcpctl.a $(BIND_LIBS)

+DHCPLIBS = $(top_builddir)/common/libdhcp.a $(top_builddir)/omapip/libomapi.la \

+          $(top_builddir)/dhcpctl/libdhcpctl.la $(BIND_LIBS)

 ATF_TESTS =

 if HAVE_ATF