Misc library fixes from HEAD

libraries/libldap/cyrus.c

libraries/libldap/error.c

libraries/libldap/init.c

libraries/libldap/options.c

libraries/libldap/request.c

libraries/libldap/result.c

libraries/libldap/schema.c

libraries/libldap/test.c

libraries/libldap/turn.c

libraries/libldap/unbind.c

libraries/libldap/url.c

libraries/libldap/utf-8-conv.c

libraries/libldap_r/rdwr.c

libraries/libldap_r/thr_posix.c

libraries/libldap_r/tpool.c

libraries/liblunicode/ucstr.c

libraries/liblutil/ldif.c

libraries/liblutil/utils.c

libraries/librewrite/config.c

libraries/librewrite/rule.c