| line | !l | l&&!r | l&&r | condition | 
 
| 169 | 158 | 0 | 2 | $on_error and not exists $param{'soft_errors'} | 
 
| 170 | 158 | 2 | 0 | $on_error and not exists $param{'quiet'} | 
 
| 268 | 1 | 23 | 0 | $soft_errors and not $quiet | 
 
| 283 | 0 | 0 | 0 | $includes_root and -f $includes_root . '/' . $fn | 
 
| 384 | 0 | 0 | 42 | /\G(\d+)\.(\d+)\.(\d+)\.(\d+)$pat_skip$/ and $1 < 256 | 
 
|  | 0 | 0 | 42 | /\G(\d+)\.(\d+)\.(\d+)\.(\d+)$pat_skip$/ and $1 < 256 and $2 < 256 | 
 
|  | 0 | 0 | 42 | /\G(\d+)\.(\d+)\.(\d+)\.(\d+)$pat_skip$/ and $1 < 256 and $2 < 256 and $3 < 256 | 
 
|  | 0 | 0 | 42 | /\G(\d+)\.(\d+)\.(\d+)\.(\d+)$pat_skip$/ and $1 < 256 and $2 < 256 and $3 < 256 and $4 < 256 | 
 
| 1197 | 2 | 0 | 0 | exists $$rrsig{'needsigexp'} and /\G\s*(\d+)\s+(\d+)\s+(\d+)\s+($pat_maybefullnameorroot)/cg | 
 
|  | 0 | 0 | 2 | not exists $$rrsig{'needsigexp'} and /\G\s*(\d+)\s+(\d+)\s+($pat_maybefullnameorroot)/cg | 
 
| 1346 | 0 | 0 | 0 | defined $2 and $2 eq ')' |