FCFLG_WAITING
if ((fcp->c_flags & FCFLG_WAITING) &&
fcp->c_flags ^= FCFLG_WAITING;
fcp->c_flags |= FCFLG_WAITING;
while (fcp->c_flags & FCFLG_WAITING) {
fcp->c_flags |= FCFLG_WAITING;
fcp->c_flags ^= FCFLG_WAITING;
while (fcp->c_flags & FCFLG_WAITING) {
(fcp->c_flags & FCFLG_WAITING) &&
fcp->c_flags ^= FCFLG_WAITING;
fcp->c_flags |= FCFLG_WAITING;
fcp->c_flags |= FCFLG_WAITING;
fcp->c_flags |= FCFLG_WAITING;
if (fcp->c_flags & FCFLG_WAITING) {
fcp->c_flags ^= FCFLG_WAITING;
fcp->c_flags |= FCFLG_WAITING;
while (fcp->c_flags & FCFLG_WAITING) {
fcp->c_flags |= FCFLG_WAITING;
while (fcp->c_flags & FCFLG_WAITING) {
if (fcp->c_flags & FCFLG_WAITING) {