Symbol: FTEV_MASK
usr/src/cmd/mdb/common/modules/genunix/streams.c
1543
if ((ev.evnt & FTEV_MASK) == FTEV_PUTNEXT)
usr/src/uts/common/io/stream.c
4304
if ((evnt & FTEV_MASK) == FTEV_PUTNEXT && qp->q_next != NULL)