Code before warnings are enabled at line 8, column 1.  See page 431 of PBP.  (Severity: 4)
Expression form of "eval" at line 29, column 1.  See page 161 of PBP.  (Severity: 5)
Return value of "close" ignored at line 113, column 9.  Check the return value of "close" for success.  (Severity: 2)
Return value of "close" ignored at line 182, column 2.  Check the return value of "close" for success.  (Severity: 2)
Mismatched operator at line 211, column 18.  Numeric/string operators and operands should match.  (Severity: 3)
Mismatched operator at line 211, column 37.  Numeric/string operators and operands should match.  (Severity: 3)
Mismatched operator at line 211, column 60.  Numeric/string operators and operands should match.  (Severity: 3)
Capture variable used outside conditional at line 255, column 10.  See page 253 of PBP.  (Severity: 3)
Capture variable used outside conditional at line 255, column 16.  See page 253 of PBP.  (Severity: 3)
Capture variable used outside conditional at line 263, column 10.  See page 253 of PBP.  (Severity: 3)
Capture variable used outside conditional at line 263, column 16.  See page 253 of PBP.  (Severity: 3)
Mismatched operator at line 328, column 20.  Numeric/string operators and operands should match.  (Severity: 3)
Capture variable used outside conditional at line 343, column 24.  See page 253 of PBP.  (Severity: 3)
Capture variable used outside conditional at line 343, column 30.  See page 253 of PBP.  (Severity: 3)
Mismatched operator at line 358, column 43.  Numeric/string operators and operands should match.  (Severity: 3)
Return value of "close" ignored at line 421, column 5.  Check the return value of "close" for success.  (Severity: 2)
Expression form of "eval" at line 429, column 20.  See page 161 of PBP.  (Severity: 5)
Mismatched operator at line 508, column 16.  Numeric/string operators and operands should match.  (Severity: 3)
String delimiter used with "split" at line 842, column 77.  Express it as a regex instead.  (Severity: 2)
Expression form of "eval" at line 856, column 19.  See page 161 of PBP.  (Severity: 5)
"die" used instead of "croak" at line 890, column 2.  See page 283 of PBP.  (Severity: 3)
Mismatched operator at line 975, column 40.  Numeric/string operators and operands should match.  (Severity: 3)
Return value of "open" ignored at line 976, column 2.  Check the return value of "open" for success.  (Severity: 3)
Return value of "close" ignored at line 978, column 2.  Check the return value of "close" for success.  (Severity: 2)
Return value of "open" ignored at line 987, column 3.  Check the return value of "open" for success.  (Severity: 3)
Return value of "close" ignored at line 990, column 3.  Check the return value of "close" for success.  (Severity: 2)
Subroutine "new" called using indirect syntax at line 994, column 17.  See page 349 of PBP.  (Severity: 4)
Mismatched operator at line 1052, column 42.  Numeric/string operators and operands should match.  (Severity: 3)
Mismatched operator at line 1053, column 27.  Numeric/string operators and operands should match.  (Severity: 3)