samba - May 2008 - installing Samba3 on FreeBSD 6.2

I'm trying to install Samba3 on FreeBSD 6.2 according to the Joshep's
blog
http://joseph.randomnetworks.com/archives/2005/11/08/freebsd-users-and-groups-with-samba-winbind-and-active-directory/

and this is what I get. 
can anybody help me???????
THanks, 
Augustin

Using FLAGS =  -O2 -fno-strict-aliasing -pipe -D_SAMBA_BUILD_ 
-I/usr/ports/net/samba3/work/samba-3.0.23c/source/iniparser/src -Iinclude
-I/usr/ports/net/samba3/work/samba-3.0.23c/source/include
-I/usr/ports/net/samba3/work/samba-3.0.23c/source/tdb  -I. -DHAVE_CONFIG_H 
-I/usr/local/include -I/usr/ports/net/samba3/work/samba-3.0.23c/source
-D_SAMBA_BUILD_
      LIBS = -lcrypt -liconv
      LDSHFLAGS = -shared  -L/usr/local/lib
      LDFLAGS = -L/usr/local/lib
      PIE_CFLAGS = -fPIE
      PIE_LDFLAGS = -pie
Compiling sam/idmap_ad.c with -fPIC -DPIC
sam/idmap_ad.c: In function `ad_idmap_check_attr_mapping':
sam/idmap_ad.c:62: error: `LDAP_NO_MEMORY' undeclared (first use in this
function)
sam/idmap_ad.c:62: error: (Each undeclared identifier is reported only once
sam/idmap_ad.c:62: error: for each function it appears in.)
*** Error code 1

Stop in /usr/ports/net/samba3/work/samba-3.0.23c/source.


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