libregexp-common-perl 2.122-1 (hppa binary) in ubuntu intrepid

 This module exports a single hash (`%RE') that stores or generates
 commonly needed regular expressions.
 .
 Patterns currently provided include:
   * balanced parentheses and brackets
   * delimited text (with escapes)
   * integers and floating-point numbers in any base (up to 36)
   * comments in 44 languages
   * offensive language
   * lists of any pattern
   * IPv4 addresses
   * URIs
   * Zip codes.