ref: 3206ebbc2fbd2d489d12a559b5d4e68fdfdc5ffc
dir: /test/T.chem/
#!/bin/rc
echo T.chem: test chem.awk >[1=2]
for(i in lsd1.p penicil.p res.p){
$awk -f chem.awk $i >foo1
$oldawk -f chem.awk $i >foo2
diff foo1 foo2 || echo 'BAD: T.chem: '^$i >[1=2]
}