Seems that actual support of openldap by bsd.port.mk prefer USE_OPENLDAP=yes, WANT_OPENLDAP_VER= instead of USE_OPENLDAP_VER= this make also use of the default ldap library from sendmail
Responsible Changed From-To: freebsd-ports-bugs->dinoex I will look into this
State Changed From-To: open->closed committed, thanks.