NSCD_WHOAMI
callnum = phdr->nsc_callnumber & ~NSCD_WHOAMI;
iam = phdr->nsc_callnumber & NSCD_WHOAMI;
ret = _nscd_doorcall_fd(fd, NSCD_PULSE |(_whoami & NSCD_WHOAMI),
NSCD_IMHERE | (NSCD_CHILD & NSCD_WHOAMI),
ret = _nscd_doorcall_fd(doorfd, NSCD_FORK|(_whoami&NSCD_WHOAMI),
NSCD_IMHERE | (NSCD_FORKER & NSCD_WHOAMI),