Fix formating

doc/man/man3/ldap_get_dn.3

-.TH LDAP_GET_DN 3  "16 June 1995" "U-M LDAP LDVERSION"
+.TH LDAP_GET_DN 3 "22 September 1998" "OpenLDAP LDVERSION"
 .SH NAME
 ldap_get_dn, ldap_explode_dn, ldap_dn2ufn, ldap_is_dns_dn, ldap_explode_dns \- LDAP DN handling routines
 .SH SYNOPSIS
@@ -110,7 +110,12 @@ set appropriately in case of trouble.
 .SH NOTES
 These routines malloc memory that the caller must free.
 .SH SEE ALSO
-.BR ldap(3),
-.BR ldap_first_entry(3),
-.BR ldap_error(3),
+.BR ldap(3) ,
+.BR ldap_first_entry(3) ,
+.BR ldap_error(3) ,
 .BR ldap_value_free(3)
+.SH ACKNOWLEDGEMENTS
+.B	OpenLDAP
+is developed and maintained by The OpenLDAP Project (http://www.openldap.org/).
+.B	OpenLDAP
+is derived from University of Michigan LDAP 3.3 Release.