Symbol: termio_widescreen
usr/src/cmd/mdb/common/mdb/mdb_termio.c
1627
td->tio_keymap[CTRL('?')] = termio_widescreen;
usr/src/cmd/mdb/common/mdb/mdb_termio.c
301
static const char *termio_widescreen(termio_data_t *, int);