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).

"Net Boolean Incorporated" and drop "Net Boolean" private
label.  This was done per agreement between the Foundation
and Net Boolean.   Long Live OpenLDAP!

	adds POSIX RegEx (and removes BSD re_comp/re_exec) support.
* POSIX RegEx is not currently included in the distribution, however
	we will probably add Henry Spencer's REGEX library soon.
* ACL Group functionality is also included in this merge!