OS
if (OS)
cfsetospeed(&tmode, speed(OS));
| OS xos { $$ = $2; }
| OS '{' optnl os_list '}' { $$ = $4; }
%token PASS BLOCK MATCH SCRUB RETURN IN OS OUT LOG QUICK ON FROM TO FLAGS
{ "os", OS},
case OS:
/*9a*/ { "lcall", false, NONE, op1(OS), 0 },
/*ea*/ { "ljmp", false, NONE, op1(OS), 0 },
case OS:
/*9a*/ { "lcall", false, NONE, op1(OS), 0 },
/*ea*/ { "ljmp", false, NONE, op1(OS), 0 },