Symbol: SNDZERO
usr/src/cmd/zlogin/zlogin.c
1558
if (ioctl(stdin_pipe[0], I_SWROPT, SNDZERO) != 0) {
usr/src/uts/common/os/streamio.c
5532
if (arg & ~(SNDZERO|SNDPIPE))
usr/src/uts/common/os/streamio.c
5537
if (arg & SNDZERO)
usr/src/uts/common/os/streamio.c
5549
wropt |= SNDZERO;