This code is not called (yet).

Replace `lber_int_debug = ...' with `ber_set_option( ... )'

Add missing arg (refs or ctrls) to send_ldap_result() calls.
NOTE: Did not implement referral/ldapcontrol support in back-tcl.

Improve detection of FreeBSD FetchURL library.

a UDP listener.

Remove sizeof(long).
Change ber_getnint to return ber_len_t instead of ber_tag_t.

If someone really lacks stdlib.h, they should introduce HAVE_STDLIB_H.

Requires FreeBSD's -lfetch...
Implementations to other URL APIs encouraged.
Probably should be moved to -llutil.

ldif_fetch_url().