CNTRL
char brkseq[2] = { '~', CNTRL('B')};
{CNTRL('B'), "Send alternate break", genaltbrk},
if (p->e_char == CNTRL('B')) {
static char sequence[] = { '\r', '~', CNTRL('b') };
case CNTRL:
static char sequence[] = { '\r', '~', CNTRL('b') };
static char sequence[] = { '\r', '~', CNTRL('b') };
static char sequence[] = { '\r', '~', CNTRL('b') };
char abt_ch_seq[3] = { '\r', '~', CNTRL('b') };
static char sequence[] = { '\r', '~', CNTRL('b') };
static char sequence[] = { '\r', '~', CNTRL('b') };