copy_hostent
if (he == NULL || (n = copy_hostent(he, hptr, HOST_R_COPY)) != 0)
return (copy_hostent(he, hptr, HOST_R_COPY));
copy_hostent(struct hostent *, struct hostent *, HOST_R_COPY_ARGS);
if (he == NULL || (n = copy_hostent(he, hptr, HOST_R_COPY)) != 0)
return (copy_hostent(he, hptr, HOST_R_COPY));
if (he == NULL || (n = copy_hostent(he, hptr, HOST_R_COPY)) != 0)
return (copy_hostent(he, hptr, HOST_R_COPY));