0.19	20 May 2005	revised definition name in lexical analyzer source to
				avoid confusion
			added processing option to assume implicit definitions
				of core ABNF rule names (suppress warnings)

0.18	12 May 2005	retain CR on output if present
			minor changes to reduce lint

0.17	11 May 2005	fixed bugs in lexical analyzer (core dumps)

0.16	08 May 2005	improved table layout in index.html
			more id string updates

0.15	29 Apr 2005	added Description to this file
			make index.html compliant with 4.01 strict
				specification
			more SCCS id tweaks

0.14	26 Apr 2005	fixed SCCS ids; more tweaks to handle gcc 4.0.0 quirks

0.13	24 Apr 2005	adjustments to preserve ids with gcc 4.0.0

0.12	24 Apr 2005	tested with gcc 4.0.0
			removed some unused function arguments
			fixed bugs in handling multiple input files

0.11	19 Apr 2005	AS arguments are optional

0.10	18 Apr 2005	AS, AE, BC directives are case sensitive

0.9	12 Mar 2005	cleaned up documentation

0.8	08 Mar 2005	clarified differences from RFC 2234 ABNF

0.7	03 Mar 2005	improved syntax error diagnostics
			removed some extraneous debugging code

0.6	02 Mar 2005	more typos corrected
			improved handling of multiply-defined rules
			improved descriptions for index.html
			misc. code and makefile cleanup
			include strtoul implementation for systems lacking one

0.5	02 Mar 2005	fixed typo in documentation
			improved tests for allocation failure
			improved diagnostics
			fixed some confusing comments
			fixed bug in canonicalization of tokens defined late in
				input
			allow troff-style comment lines within ABNF
			fixed some formatting quirks for comment-only ruleset
				lines

0.4	01 Mar 2005	cleaned up grammar
			added canonicalization of character literals and
				rulenames, grouping, string concatenation,
				normalization of repetition numbering, raw
				output option, and topological sorting
			install installs man page as well as executable

0.3	24 Feb 2005	initial release (after a couple of false starts); basic
				formatting capability

Description: change log for abnff