(as recommended in Weiste Venema's portmap5_beta distribution)
* deprecate register
* use memmove instead of bcopy
* KNF includes
* use err/warn() instead of perror/fprintf(stderr,)
* fix some typos
* use int32_t, size_t, in_port_t instead of long, u_int, u_short as appropriate
* use uid_t and gid_t instead of int
* KNF, fix typos and spellos
* use const as appropriate
* deprecate register
* use memmove instead of bcopy
* use err/warn()