CHN_F_PASSTHROUGH
vpflags = CHN_F_PASSTHROUGH;
c->flags &= ~(CHN_F_PASSTHROUGH | CHN_F_EXCLUSIVE);
c->flags &= ~(CHN_F_PASSTHROUGH | CHN_F_EXCLUSIVE);
CHN_F_PASSTHROUGH | CHN_F_EXCLUSIVE)
#define CHN_PASSTHROUGH(c) ((c)->flags & CHN_F_PASSTHROUGH)
CHN_F_PASSTHROUGH)) == \
(CHN_F_VIRTUAL | CHN_F_PASSTHROUGH))
if (c->flags & CHN_F_PASSTHROUGH) {
(c->flags & CHN_F_PASSTHROUGH)) {
#define VCHAN_ACCESSIBLE(c) (!((c)->flags & (CHN_F_PASSTHROUGH | \
c->flags |= CHN_F_PASSTHROUGH;
c->flags &= ~(CHN_F_DIRTY | CHN_F_PASSTHROUGH);