Must enable -DLDAP_ALLOW_NULL_SEARCH_BASE to use.

Default to Make-common settings (-DNO_THREADS).

Modified for OpenLDAP use by Daniel J. Gregor <djg@gregor.com>.

	Derived from public posting to ldap@umich.edu
	by Kurt Spanier <kurt.spanier@zdv.uni-tuebingen.de>
	See Make-common.dist for DB2 options

	SHA1 support is contributed by Daniel J. Gregor <dj@gregor.com>
	MD5 support is contributed by me <kurt@OpenLDAP.org>
	Uses public domain MD5 routines
	Uses ISC/IBM freely redistributable Base64 routines
	SHA1 support requires external SHA1 routines

Patch provided by dj@gregor.com.

Patch provided by dj@gregor.com.

Nichols, Butler, Farrell's book "Pthreads Programming" (O'Reilly).