main(int na, char* argv[])
{
int wflg = 0, tflg = 0;
int dflg = 0;
exit(0);
while(1)
switch(argv[1][0])
help:
case 'w':
case 'W':
wflg = 1;
break;
case 't':
case 'T':
tflg = 1;
case 'd':
dflg = 1;
}