+=item Binary numbers supported
+
+=item Lvalue subroutines
+
+=item Some arrows may be omitted in calls through references
+
+=item Boolean assignment operators are legal lvalues
+
+=item exists() is supported on subroutine names
+
+=item exists() and delete() are supported on array elements
+
+=item Pseudo-hashes work better
+
+=item Automatic flushing of output buffers
+
+=item Better diagnostics on meaningless filehandle operations
+
+=item Where possible, buffered data discarded from duped input filehandle
+
+=item eof() has the same old magic as <>
+
+=item binmode() can be used to set :crlf and :raw modes
+
+=item C<-T> filetest recognizes UTF-8 encoded files as "text"
+
+=item system(), backticks and pipe open now reflect exec() failure
+
+=item Improved diagnostics
+
+=item Diagnostics follow STDERR
+
+=item More consistent close-on-exec behavior
+
+=item syswrite() ease-of-use
+
+=item Better syntax checks on parenthesized unary operators
+
+=item Bit operators support full native integer width
+
+=item Improved security features
+
+=item More functional bareword prototype (*)
+
+=item C<require> and C<do> may be overridden
+
+=item $^X variables may now have names longer than one character
+
+=item New variable $^C reflects C<-c> switch
+
+=item New variable $^V contains Perl version as a string
+
+=item Optional Y2K warnings
+
+=item Arrays now always interpolate into double-quoted strings
+
+=back
+
+=item Modules and Pragmata
+
+=over 4
+
+=item Modules
+
+attributes, B, Benchmark, ByteLoader, constant, charnames, Data::Dumper,
+DB, DB_File, Devel::DProf, Devel::Peek, Dumpvalue, DynaLoader, English,
+Env, Fcntl, File::Compare, File::Find, File::Glob, File::Spec,
+File::Spec::Functions, Getopt::Long, IO, JPL, lib, Math::BigInt,
+Math::Complex, Math::Trig, Pod::Parser, Pod::InputObjects, Pod::Checker,
+podchecker, Pod::ParseUtils, Pod::Find, Pod::Select, podselect, Pod::Usage,
+pod2usage, Pod::Text and Pod::Man, SDBM_File, Sys::Syslog, Sys::Hostname,
+Term::ANSIColor, Time::Local, Win32, XSLoader, DBM Filters
+
+=item Pragmata
+
+=back
+
+=item Utility Changes
+
+=over 4
+
+=item dprofpp
+
+=item find2perl
+
+=item h2xs
+
+=item perlcc
+
+=item perldoc
+
+=item The Perl Debugger
+
+=back
+
+=item Improved Documentation
+
+perlapi.pod, perlboot.pod, perlcompile.pod, perldbmfilter.pod,
+perldebug.pod, perldebguts.pod, perlfork.pod, perlfilter.pod, perlhack.pod,
+perlintern.pod, perllexwarn.pod, perlnumber.pod, perlopentut.pod,
+perlreftut.pod, perltootc.pod, perltodo.pod, perlunicode.pod
+
+=item Performance enhancements
+
+=over 4
+
+=item Simple sort() using { $a <=> $b } and the like are optimized
+
+=item Optimized assignments to lexical variables
+
+=item Faster subroutine calls
+
+=item delete(), each(), values() and hash iteration are faster
+
+=back
+
+=item Installation and Configuration Improvements
+
+=over 4
+
+=item -Dusethreads means something different
+
+=item New Configure flags
+
+=item Threadedness and 64-bitness now more daring
+
+=item Long Doubles
+
+=item -Dusemorebits
+
+=item -Duselargefiles
+
+=item installusrbinperl
+
+=item SOCKS support
+
+=item C<-A> flag
+
+=item Enhanced Installation Directories
+
+=back
+
+=item Platform specific changes
+
+=over 4
+
+=item Supported platforms
+
+=item DOS
+
+=item OS390 (OpenEdition MVS)
+
+=item VMS
+
+=item Win32
+
+=back
+
+=item Significant bug fixes
+
+=over 4
+
+=item <HANDLE> on empty files
+
+=item C<eval '...'> improvements
+
+=item All compilation errors are true errors
+
+=item Implicitly closed filehandles are safer
+
+=item Behavior of list slices is more consistent
+
+=item C<(\$)> prototype and C<$foo{a}>
+
+=item C<goto &sub> and AUTOLOAD
+
+=item C<-bareword> allowed under C<use integer>
+
+=item Failures in DESTROY()
+
+=item Locale bugs fixed
+
+=item Memory leaks
+
+=item Spurious subroutine stubs after failed subroutine calls
+
+=item Taint failures under C<-U>
+
+=item END blocks and the C<-c> switch
+
+=item Potential to leak DATA filehandles
+
+=back
+
+=item New or Changed Diagnostics
+
+"%s" variable %s masks earlier declaration in same %s, "my sub" not yet
+implemented, "our" variable %s redeclared, '!' allowed only after types %s,
+/ cannot take a count, / must be followed by a, A or Z, / must be followed
+by a*, A* or Z*, / must follow a numeric type, /%s/: Unrecognized escape
+\\%c passed through, /%s/: Unrecognized escape \\%c in character class
+passed through, /%s/ should probably be written as "%s", %s() called too
+early to check prototype, %s argument is not a HASH or ARRAY element, %s
+argument is not a HASH or ARRAY element or slice, %s argument is not a
+subroutine name, %s package attribute may clash with future reserved word:
+%s, (in cleanup) %s, <> should be quotes, Attempt to join self, Bad evalled
+substitution pattern, Bad realloc() ignored, Bareword found in conditional,
+Binary number > 0b11111111111111111111111111111111 non-portable, Bit vector
+size > 32 non-portable, Buffer overflow in prime_env_iter: %s, Can't check
+filesystem of script "%s", Can't declare class for non-scalar %s in "%s",
+Can't declare %s in "%s", Can't ignore signal CHLD, forcing to default,
+Can't modify non-lvalue subroutine call, Can't read CRTL environ, Can't
+remove %s: %s, skipping file, Can't return %s from lvalue subroutine, Can't
+weaken a nonreference, Character class [:%s:] unknown, Character class
+syntax [%s] belongs inside character classes, Constant is not %s reference,
+constant(%s): %s, CORE::%s is not a keyword, defined(@array) is deprecated,
+defined(%hash) is deprecated, Did not produce a valid header, (Did you mean
+"local" instead of "our"?), Document contains no data, entering effective
+%s failed, false [] range "%s" in regexp, Filehandle %s opened only for
+output, flock() on closed filehandle %s, Global symbol "%s" requires
+explicit package name, Hexadecimal number > 0xffffffff non-portable,
+Ill-formed CRTL environ value "%s", Ill-formed message in prime_env_iter:
+|%s|, Illegal binary digit %s, Illegal binary digit %s ignored, Illegal
+number of bits in vec, Integer overflow in %s number, Invalid %s attribute:
+%s, Invalid %s attributes: %s, invalid [] range "%s" in regexp, Invalid
+separator character %s in attribute list, Invalid separator character %s in
+subroutine attribute list, leaving effective %s failed, Lvalue subs
+returning %s not implemented yet, Method %s not permitted, Missing
+%sbrace%s on \N{}, Missing command in piped open, Missing name in "my sub",
+No %s specified for -%c, No package name allowed for variable %s in "our",
+No space allowed after -%c, no UTC offset information; assuming local time
+is UTC, Octal number > 037777777777 non-portable, panic: del_backref,
+panic: kid popen errno read, panic: magic_killbackrefs, Parentheses missing
+around "%s" list, Possible unintended interpolation of %s in string,
+Possible Y2K bug: %s, pragma "attrs" is deprecated, use "sub NAME : ATTRS"
+instead, Premature end of script headers, Repeat count in pack overflows,
+Repeat count in unpack overflows, realloc() of freed memory ignored,
+Reference is already weak, setpgrp can't take arguments, Strange *+?{} on
+zero-length expression, switching effective %s is not implemented, This
+Perl can't reset CRTL environ elements (%s), This Perl can't set CRTL
+environ elements (%s=%s), Too late to run %s block, Unknown open() mode
+'%s', Unknown process %x sent message to prime_env_iter: %s, Unrecognized
+escape \\%c passed through, Unterminated attribute parameter in attribute
+list, Unterminated attribute list, Unterminated attribute parameter in
+subroutine attribute list, Unterminated subroutine attribute list, Value of
+CLI symbol "%s" too long, Version number must be a constant number
+
+=item New tests
+
+=item Incompatible Changes
+
+=over 4
+
+=item Perl Source Incompatibilities
+
+CHECK is a new keyword, Treatment of list slices of undef has changed,
+Format of $English::PERL_VERSION is different, Literals of the form
+C<1.2.3> parse differently, Possibly changed pseudo-random number
+generator, Hashing function for hash keys has changed, C<undef> fails on
+read only values, Close-on-exec bit may be set on pipe and socket handles,
+Writing C<"$$1"> to mean C<"${$}1"> is unsupported, delete(), each(),
+values() and C<\(%h)>, vec(EXPR,OFFSET,BITS) enforces powers-of-two BITS,
+Text of some diagnostic output has changed, C<%@> has been removed,
+Parenthesized not() behaves like a list operator, Semantics of bareword
+prototype C<(*)> have changed, Semantics of bit operators may have changed
+on 64-bit platforms, More builtins taint their results
+
+=item C Source Incompatibilities
+
+C<PERL_POLLUTE>, C<PERL_IMPLICIT_CONTEXT>, C<PERL_POLLUTE_MALLOC>
+
+=item Compatible C Source API Changes
+
+C<PATCHLEVEL> is now C<PERL_VERSION>
+
+=item Binary Incompatibilities
+
+=back
+
+=item Known Problems
+
+=over 4
+
+=item Thread test failures
+
+=item EBCDIC platforms not supported
+
+=item In 64-bit HP-UX the lib/io_multihomed test may hang
+
+=item NEXTSTEP 3.3 POSIX test failure
+
+=item Tru64 (aka Digital UNIX, aka DEC OSF/1) lib/sdbm test failure with
+gcc
+
+=item UNICOS/mk CC failures during Configure run
+
+=item Arrow operator and arrays
+
+=item Experimental features
+
+Threads, Unicode, 64-bit support, Lvalue subroutines, Weak references, The
+pseudo-hash data type, The Compiler suite, Internal implementation of file
+globbing, The DB module, The regular expression code constructs:
+
+=back
+
+=item Obsolete Diagnostics
+
+Character class syntax [: :] is reserved for future extensions, Ill-formed
+logical name |%s| in prime_env_iter, In string, @%s now must be written as
+\@%s, Probable precedence problem on %s, regexp too big, Use of "$$<digit>"
+to mean "${$}<digit>" is deprecated
+
+=item Reporting Bugs
+
+=item SEE ALSO
+
+=item HISTORY
+
+=back
+
+=head2 perl5005delta - what's new for perl5.005
+
+=over 4
+
+=item DESCRIPTION
+
+=item About the new versioning system
+
+=item Incompatible Changes
+
+=over 4
+
+=item WARNING: This version is not binary compatible with Perl 5.004.
+
+=item Default installation structure has changed
+
+=item Perl Source Compatibility
+
+=item C Source Compatibility
+
+=item Binary Compatibility
+
+=item Security fixes may affect compatibility
+
+=item Relaxed new mandatory warnings introduced in 5.004
+
+=item Licensing
+
+=back
+
+=item Core Changes
+
+=over 4
+
+=item Threads
+
+=item Compiler
+
+=item Regular Expressions
+
+Many new and improved optimizations, Many bug fixes, New regular expression
+constructs, New operator for precompiled regular expressions, Other
+improvements, Incompatible changes
+
+=item Improved malloc()
+
+=item Quicksort is internally implemented
+
+=item Reliable signals
+
+=item Reliable stack pointers
+
+=item More generous treatment of carriage returns
+
+=item Memory leaks
+
+=item Better support for multiple interpreters
+
+=item Behavior of local() on array and hash elements is now well-defined
+
+=item C<%!> is transparently tied to the L<Errno> module
+
+=item Pseudo-hashes are supported
+
+=item C<EXPR foreach EXPR> is supported
+
+=item Keywords can be globally overridden
+
+=item C<$^E> is meaningful on Win32
+
+=item C<foreach (1..1000000)> optimized
+
+=item C<Foo::> can be used as implicitly quoted package name
+
+=item C<exists $Foo::{Bar::}> tests existence of a package
+
+=item Better locale support
+
+=item Experimental support for 64-bit platforms
+
+=item prototype() returns useful results on builtins
+
+=item Extended support for exception handling
+
+=item Re-blessing in DESTROY() supported for chaining DESTROY() methods
+
+=item All C<printf> format conversions are handled internally
+
+=item New C<INIT> keyword
+
+=item New C<lock> keyword
+
+=item New C<qr//> operator
+
+=item C<our> is now a reserved word
+
+=item Tied arrays are now fully supported
+
+=item Tied handles support is better
+
+=item 4th argument to substr
+
+=item Negative LENGTH argument to splice
+
+=item Magic lvalues are now more magical
+
+=item <> now reads in records
+
+=back
+
+=item Supported Platforms
+
+=over 4
+
+=item New Platforms
+
+=item Changes in existing support
+
+=back
+
+=item Modules and Pragmata
+
+=over 4
+
+=item New Modules
+
+B, Data::Dumper, Dumpvalue, Errno, File::Spec, ExtUtils::Installed,
+ExtUtils::Packlist, Fatal, IPC::SysV, Test, Tie::Array, Tie::Handle,
+Thread, attrs, fields, re
+
+=item Changes in existing modules
+
+Benchmark, Carp, CGI, Fcntl, Math::Complex, Math::Trig, POSIX, DB_File,
+MakeMaker, CPAN, Cwd
+
+=back
+
+=item Utility Changes
+
+=item Documentation Changes
+
+=item New Diagnostics
+
+Ambiguous call resolved as CORE::%s(), qualify as such or use &, Bad index
+while coercing array into hash, Bareword "%s" refers to nonexistent
+package, Can't call method "%s" on an undefined value, Can't check
+filesystem of script "%s" for nosuid, Can't coerce array into hash, Can't
+goto subroutine from an eval-string, Can't localize pseudo-hash element,
+Can't use %%! because Errno.pm is not available, Cannot find an opnumber
+for "%s", Character class syntax [. .] is reserved for future extensions,
+Character class syntax [: :] is reserved for future extensions, Character
+class syntax [= =] is reserved for future extensions, %s: Eval-group in
+insecure regular expression, %s: Eval-group not allowed, use re 'eval', %s:
+Eval-group not allowed at run time, Explicit blessing to '' (assuming
+package main), Illegal hex digit ignored, No such array field, No such
+field "%s" in variable %s of type %s, Out of memory during ridiculously
+large request, Range iterator outside integer range, Recursive inheritance
+detected while looking for method '%s' %s, Reference found where even-sized
+list expected, Undefined value assigned to typeglob, Use of reserved word
+"%s" is deprecated, perl: warning: Setting locale failed
+
+=item Obsolete Diagnostics
+
+Can't mktemp(), Can't write to temp file for B<-e>: %s, Cannot open
+temporary file, regexp too big
+
+=item Configuration Changes
+
+=item BUGS
+
+=item SEE ALSO
+
+=item HISTORY
+
+=back
+
+=head2 perl5004delta - what's new for perl5.004
+
+=over 4
+
+=item DESCRIPTION
+
+=item Supported Environments
+
+=item Core Changes
+
+=over 4
+
+=item List assignment to %ENV works
+
+=item Change to "Can't locate Foo.pm in @INC" error
+
+=item Compilation option: Binary compatibility with 5.003
+
+=item $PERL5OPT environment variable
+
+=item Limitations on B<-M>, B<-m>, and B<-T> options
+
+=item More precise warnings
+
+=item Deprecated: Inherited C<AUTOLOAD> for non-methods
+
+=item Previously deprecated %OVERLOAD is no longer usable
+
+=item Subroutine arguments created only when they're modified
+
+=item Group vector changeable with C<$)>
+
+=item Fixed parsing of $$<digit>, &$<digit>, etc.
+
+=item Fixed localization of $<digit>, $&, etc.
+
+=item No resetting of $. on implicit close
+
+=item C<wantarray> may return undef
+
+=item C<eval EXPR> determines value of EXPR in scalar context
+
+=item Changes to tainting checks
+
+No glob() or <*>, No spawning if tainted $CDPATH, $ENV, $BASH_ENV, No
+spawning if tainted $TERM doesn't look like a terminal name
+
+=item New Opcode module and revised Safe module
+
+=item Embedding improvements
+
+=item Internal change: FileHandle class based on IO::* classes
+
+=item Internal change: PerlIO abstraction interface
+
+=item New and changed syntax
+
+$coderef->(PARAMS)
+
+=item New and changed builtin constants
+
+__PACKAGE__
+
+=item New and changed builtin variables
+
+$^E, $^H, $^M
+
+=item New and changed builtin functions
+
+delete on slices, flock, printf and sprintf, keys as an lvalue, my() in
+Control Structures, pack() and unpack(), sysseek(), use VERSION, use Module
+VERSION LIST, prototype(FUNCTION), srand, $_ as Default, C<m//gc> does not
+reset search position on failure, C<m//x> ignores whitespace before ?*+{},
+nested C<sub{}> closures work now, formats work right on changing lexicals
+
+=item New builtin methods
+
+isa(CLASS), can(METHOD), VERSION( [NEED] )
+
+=item TIEHANDLE now supported
+
+TIEHANDLE classname, LIST, PRINT this, LIST, PRINTF this, LIST, READ this
+LIST, READLINE this, GETC this, DESTROY this
+
+=item Malloc enhancements
+
+-DPERL_EMERGENCY_SBRK, -DPACK_MALLOC, -DTWO_POT_OPTIMIZE
+
+=item Miscellaneous efficiency enhancements
+
+=back
+
+=item Support for More Operating Systems
+
+=over 4
+
+=item Win32
+
+=item Plan 9
+
+=item QNX
+
+=item AmigaOS
+
+=back
+
+=item Pragmata
+
+use autouse MODULE => qw(sub1 sub2 sub3), use blib, use blib 'dir', use
+constant NAME => VALUE, use locale, use ops, use vmsish
+
+=item Modules
+
+=over 4
+
+=item Required Updates
+
+=item Installation directories
+
+=item Module information summary
+
+=item Fcntl
+
+=item IO
+
+=item Math::Complex
+
+=item Math::Trig
+
+=item DB_File
+
+=item Net::Ping
+
+=item Object-oriented overrides for builtin operators
+
+=back
+
+=item Utility Changes
+
+=over 4
+
+=item pod2html
+
+Sends converted HTML to standard output
+
+=item xsubpp
+
+C<void> XSUBs now default to returning nothing
+
+=back
+
+=item C Language API Changes
+
+C<gv_fetchmethod> and C<perl_call_sv>, C<perl_eval_pv>, Extended API for
+manipulating hashes
+
+=item Documentation Changes
+
+L<perldelta>, L<perlfaq>, L<perllocale>, L<perltoot>, L<perlapio>,
+L<perlmodlib>, L<perldebug>, L<perlsec>
+
+=item New Diagnostics
+
+"my" variable %s masks earlier declaration in same scope, %s argument is
+not a HASH element or slice, Allocation too large: %lx, Allocation too
+large, Applying %s to %s will act on scalar(%s), Attempt to free
+nonexistent shared string, Attempt to use reference as lvalue in substr,
+Bareword "%s" refers to nonexistent package, Can't redefine active sort
+subroutine %s, Can't use bareword ("%s") as %s ref while "strict refs" in
+use, Cannot resolve method `%s' overloading `%s' in package `%s', Constant
+subroutine %s redefined, Constant subroutine %s undefined, Copy method did
+not return a reference, Died, Exiting pseudo-block via %s, Identifier too
+long, Illegal character %s (carriage return), Illegal switch in PERL5OPT:
+%s, Integer overflow in hex number, Integer overflow in octal number,
+internal error: glob failed, Invalid conversion in %s: "%s", Invalid type
+in pack: '%s', Invalid type in unpack: '%s', Name "%s::%s" used only once:
+possible typo, Null picture in formline, Offset outside string, Out of
+memory!, Out of memory during request for %s, panic: frexp, Possible
+attempt to put comments in qw() list, Possible attempt to separate words
+with commas, Scalar value @%s{%s} better written as $%s{%s}, Stub found
+while resolving method `%s' overloading `%s' in %s, Too late for "B<-T>"
+option, untie attempted while %d inner references still exist, Unrecognized
+character %s, Unsupported function fork, Use of "$$<digit>" to mean
+"${$}<digit>" is deprecated, Value of %s can be "0"; test with defined(),
+Variable "%s" may be unavailable, Variable "%s" will not stay shared,
+Warning: something's wrong, Ill-formed logical name |%s| in prime_env_iter,
+Got an error from DosAllocMem, Malformed PERLLIB_PREFIX, PERL_SH_DIR too
+long, Process terminated by SIG%s
+
+=item BUGS
+
+=item SEE ALSO
+
+=item HISTORY
+
+=back
+
+=head2 perlartistic -- the Perl Artistic License
+
+=over 4
+
+=item SYNOPSIS
+
+=item DESCRIPTION
+
+=item The "Artistic License"
+
+=over 4
+
+=item Preamble
+
+=item Definitions
+
+"Package" refers to the collection of files distributed by the Copyright
+Holder, and derivatives of that collection of files created through textual
+modification, "Standard Version" refers to such a Package if it has not
+been modified, or has been modified in accordance with the wishes of the
+Copyright Holder as specified below, "Copyright Holder" is whoever is named
+in the copyright or copyrights for the package, "You" is you, if you're
+thinking about copying or distributing this Package, "Reasonable copying
+fee" is whatever you can justify on the basis of media cost, duplication
+charges, time of people involved, and so on. (You will not be required to
+justify it to the Copyright Holder, but only to the computing community at
+large as a market that must bear the fee.), "Freely Available" means that
+no fee is charged for the item itself, though there may be fees involved in
+handling the item. It also means that recipients of the item may
+redistribute it under the same conditions they received it
+
+=item Conditions
+
+=back
+
+=back
+
+=head2 perlgpl -- the GNU Public General Public License, version 2
+
+=over 4
+
+=item SYNOPSIS
+
+=back
+
+=over 4
+
+=item DESCRIPTION
+
+=item GNU GENERAL PUBLIC LICENSE
+
+=back
+
+=head2 perlaix, README.aix - Perl version 5 on IBM Unix (AIX) systems
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Compiling Perl 5 on AIX
+
+=item OS level
+
+=item Building Dynamic Extensions on AIX
+
+=item The IBM ANSI C Compiler
+
+=item Using GNU's gcc for building perl
+
+=item Using Large Files with Perl
+
+=item Threaded Perl
+
+=item 64-bit Perl
+
+=item AIX 4.2 and extensions using C++ with statics
+
+=back
+
+=item AUTHOR
+
+=item DATE
+
+=back
+
+=head2 perlapollo, README.apollo - Perl version 5 on Apollo DomainOS
+
+=over 4
+
+=item DESCRIPTION
+
+=item AUTHOR
+
+=back
+
+=head2 perlamiga - Perl under Amiga OS
+
+=over 4
+
+=item NOTE
+
+=item SYNOPSIS
+
+=back
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Prerequisites for Compiling Perl on AmigaOS
+
+B<Unix emulation for AmigaOS: ixemul.library>, B<Version of Amiga OS>
+
+=item Starting Perl programs under AmigaOS
+
+=item Shortcomings of Perl under AmigaOS
+
+=back
+
+=item INSTALLATION
+
+=item Accessing documentation
+
+=over 4
+
+=item Manpages for Perl on AmigaOS
+
+=item Perl HTML Documentation on AmigaOS
+
+=item Perl GNU Info Files on AmigaOS
+
+=item Perl LaTeX Documentation on AmigaOS
+
+=back
+
+=item BUILDING PERL ON AMIGAOS
+
+=over 4
+
+=item Build Prerequisites for Perl on AmigaOS
+
+=item Getting the Perl Source for AmigaOS
+
+=item Making Perl on AmigaOS
+
+=item Testing Perl on AmigaOS
+
+=item Installing the built Perl on AmigaOS
+
+=back
+
+=item PERL 5.8.0 BROKEN IN AMIGAOS
+
+=item AUTHORS
+
+=item SEE ALSO
+
+=back
+
+=head2 perlbeos, README.beos - Perl version 5 on BeOS
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item General Issues with Perl on BeOS
+
+=item BeOS Release-specific Notes
+
+R4 x86, R4 PPC
+
+=item Contact Information
+
+=item Update 2002-05-30
+
+=back
+
+=back
+
+=head2 perlbs2000, README.BS2000 - building and installing Perl for BS2000.
+
+=over 4
+
+=item SYNOPSIS
+
+=item DESCRIPTION
+
+=over 4
+
+=item gzip on BS2000
+
+=item bison on BS2000
+
+=item Unpacking Perl Distribution on BS2000
+
+=item Compiling Perl on BS2000
+
+=item Testing Perl on BS2000
+
+=item Installing Perl on BS2000
+
+=item Using Perl in the Posix-Shell of BS2000
+
+=item Using Perl in "native" BS2000
+
+=item Floating point anomalies on BS2000
+
+=back
+
+=item AUTHORS
+
+=item SEE ALSO
+
+=over 4
+
+=item Mailing list
+
+=back
+
+=item HISTORY
+
+=back
+
+=over 4
+
+=item Name
+
+=item Description
+
+=item Build
+
+=over 4
+
+=item Tools & SDK
+
+Microsoft Embedded Visual Tools, Microsoft Visual C++, Rainer Keuchel's
+celib-sources, Rainer Keuchel's console-sources
+
+=item Make
+
+go to ./wince subdirectory, edit file compile.bat, run compile.bat, run
+ compile.bat dist
+
+=back
+
+=item Acknowledgements
+
+=item AUTHORS
+
+=back
+
+=head2 perlcygwin, README.cygwin - Perl for Cygwin
+
+=over 4
+
+=item SYNOPSIS
+
+=item PREREQUISITES FOR COMPILING PERL ON CYGWIN
+
+=over 4
+
+=item Cygwin = GNU+Cygnus+Windows (Don't leave UNIX without it)
+
+=item Cygwin Configuration
+
+C<PATH>, I<nroff>, Permissions
+
+=back
+
+=item CONFIGURE PERL ON CYGWIN
+
+=over 4
+
+=item Stripping Perl Binaries on Cygwin
+
+=item Optional Libraries for Perl on Cygwin
+
+C<-lcrypt>, C<-lgdbm> (C<use GDBM_File>), C<-ldb> (C<use DB_File>),
+C<-lcygipc> (C<use IPC::SysV>), C<-lutil>
+
+=item Configure-time Options for Perl on Cygwin
+
+C<-Uusedl>, C<-Uusemymalloc>, C<-Uuseperlio>, C<-Dusemultiplicity>,
+C<-Duse64bitint>, C<-Duselongdouble>, C<-Dusethreads>, C<-Duselargefiles>,
+C<-Dmksymlinks>
+
+=item Suspicious Warnings on Cygwin
+
+I<dlsym()>, Win9x and C<d_eofnblk>, Compiler/Preprocessor defines
+
+=back
+
+=item MAKE ON CYGWIN
+
+=over 4
+
+=item Warnings on Cygwin
+
+=item ld2 on Cygwin
+
+=back
+
+=item TEST ON CYGWIN
+
+=over 4
+
+=item File Permissions on Cygwin
+
+=item NDBM_File and ODBM_File do not work on FAT filesystems
+
+=item fork() failures in io_* tests
+
+=item Script Portability on Cygwin
+
+Pathnames, Text/Binary, F<.exe>, chown(), Miscellaneous
+
+=back
+
+=item INSTALL PERL ON CYGWIN
+
+=item MANIFEST ON CYGWIN
+
+Documentation, Build, Configure, Make, Install, Tests, Compiled Perl
+Source, Compiled Module Source, Perl Modules/Scripts
+
+=item BUGS ON CYGWIN
+
+=item AUTHORS
+
+=item HISTORY
+
+=back
+
+=head2 perldgux - Perl under DG/UX.
+
+=over 4
+
+=item SYNOPSIS
+
+=back
+
+=over 4
+
+=item DESCRIPTION
+
+=item BUILDING PERL ON DG/UX
+
+=over 4
+
+=item Non-threaded Perl on DG/UX
+
+=item Threaded Perl on DG/UX
+
+=item Testing Perl on DG/UX
+
+=item Installing the built perl on DG/UX
+
+=back
+
+=item AUTHOR
+
+=item SEE ALSO
+
+=back
+
+=head2 perldos - Perl under DOS, W31, W95.
+
+=over 4
+
+=item SYNOPSIS
+
+=item DESCRIPTION
+
+=over 4
+
+=item Prerequisites for Compiling Perl on DOS
+
+DJGPP, Pthreads
+
+=item Shortcomings of Perl under DOS
+
+=item Building Perl on DOS
+
+=item Testing Perl on DOS
+
+=item Installation of Perl on DOS
+
+=back
+
+=item BUILDING AND INSTALLING MODULES ON DOS
+
+=over 4
+
+=item Building Prerequisites for Perl on DOS
+
+=item Unpacking CPAN Modules on DOS
+
+=item Building Non-XS Modules on DOS
+
+=item Building XS Modules on DOS
+
+=back
+
+=item AUTHOR
+
+=item SEE ALSO
+
+=back
+
+=head2 perlepoc, README.epoc - Perl for EPOC
+
+=over 4
+
+=item SYNOPSIS
+
+=item INTRODUCTION
+
+=item INSTALLING PERL ON EPOC
+
+=item STARTING PERL ON EPOC
+
+=over 4
+
+=item Editors on Epoc
+
+=item Features of Perl on Epoc
+
+=item Restrictions of Perl on Epoc
+
+=item Compiling Perl 5 on the EPOC cross compiling environment
+
+=back
+
+=item SUPPORT STATUS OF PERL ON EPOC
+
+=item AUTHOR
+
+=item LAST UPDATE
+
+=back
+
+=head2 perlfreebsd, README.freebsd - Perl version 5 on FreeBSD systems
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item FreeBSD core dumps from readdir_r with ithreads
+
+=item $^X doesn't always contain a full path in FreeBSD
+
+=item Perl will no longer be part of "base FreeBSD"
+
+=back
+
+=item AUTHOR
+
+=back
+
+=head2 perlhpux, README.hpux - Perl version 5 on Hewlett-Packard Unix
+(HP-UX) systems
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Using perl as shipped with HP-UX
+
+=item Using perl from HP's porting centre
+
+=item Compiling Perl 5 on HP-UX
+
+=item PA-RISC
+
+=item PA-RISC 1.0
+
+=item PA-RISC 1.1
+
+=item PA-RISC 2.0
+
+=item Itanium
+
+=item Portability Between PA-RISC Versions
+
+=item Itanium Processor Family and HP-UX
+
+=item Building Dynamic Extensions on HP-UX
+
+=item The HP ANSI C Compiler
+
+=item The GNU C Compiler
+
+=item Using Large Files with Perl on HP-UX
+
+=item Threaded Perl on HP-UX
+
+=item 64-bit Perl on HP-UX
+
+=item Oracle on HP-UX
+
+=item GDBM and Threads on HP-UX
+
+=item NFS filesystems and utime(2) on HP-UX
+
+=item perl -P and // and HP-UX
+
+=item HP-UX Kernel Parameters (maxdsiz) for Compiling Perl
+
+=back
+
+=item nss_delete core dump from op/pwent or op/grent
+
+=item AUTHOR
+
+=item DATE
+
+=back
+
+=head2 perlhurd, README.hurd - Perl version 5 on Hurd
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Known Problems with Perl on Hurd
+
+=back
+
+=item AUTHOR
+
+=back
+
+=head2 perlirix, README.irix - Perl version 5 on Irix systems
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Building 32-bit Perl in Irix
+
+=item Building 64-bit Perl in Irix
+
+=item About Compiler Versions of Irix
+
+=item Linker Problems in Irix
+
+=item Malloc in Irix
+
+=item Building with threads in Irix
+
+=item Irix 5.3
+
+=back
+
+=item AUTHOR
+
+=back
+
+=head2 perlmachten, README.machten - Perl version 5 on Power MachTen
+systems
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Compiling Perl 5 on MachTen
+
+=item Failures during C<make test> on MachTen
+
+op/lexassign.t, pragma/warnings.t
+
+=item Building external modules on MachTen
+
+=back
+
+=item AUTHOR
+
+=item DATE
+
+=back
+
+=head2 perlmacos, README.macos - Perl under Mac OS (Classic)
+
+=over 4
+
+=item SYNOPSIS
+
+=item DESCRIPTION
+
+=item AUTHOR
+
+=item DATE
+
+=back
+
+=head2 perlmint, README.mint - Perl version 5 on Atari MiNT
+
+=over 4
+
+=item DESCRIPTION
+
+=item Known problems with Perl on MiNT
+
+=item AUTHOR
+
+=back
+
+=head2 perlmpeix, README.mpeix - Perl/iX for HP e3000 MPE
+
+=over 4
+
+=item SYNOPSIS
+
+=item NOTE
+
+=item Binary distribution from HP
+
+=item What's New in Perl for MPE/iX
+
+=item Welcome to Perl/iX
+
+=item System Requirements for Perl/iX
+
+=item How to Obtain Perl/iX
+
+=item Perl/iX Distribution Contents Highlights
+
+README, INSTALL, LIBSHP3K, PERL, .cpan/, lib/, man/,
+public_html/feedback.cgi, src/perl-5.6.0-mpe
+
+=item How to Compile Perl/iX
+
+ 4, 6
+
+=item Getting Started with Perl/iX
+
+=item MPE/iX Implementation Considerations
+
+=item Known Perl/iX Bugs Under Investigation
+
+=item Perl/iX To-Do List
+
+=item Perl/iX Change History
+
+=item AUTHOR
+
+=item Name
+
+=item Description
+
+=item Build
+
+=over 4
+
+=item Tools & SDK
+
+=item Setup
+
+SetNWBld.bat, Buildtype.bat
+
+=item Make
+
+=item Interpreter
+
+=item Extensions
+
+=back
+
+=item Install
+
+=item Build new extensions
+
+=item Acknowledgements
+
+=item Authors
+
+=item Date
+
+=back
+
+=head2 perlos2 - Perl under OS/2, DOS, Win0.3*, Win0.95 and WinNT.
+
+=over 4
+
+=item SYNOPSIS
+
+=back
+
+=over 4
+
+=item DESCRIPTION
+
+=over 4
+
+=item Target
+
+=item Other OSes
+
+=item Prerequisites
+
+EMX, RSX, HPFS, pdksh
+
+=item Starting Perl programs under OS/2 (and DOS and...)
+
+=item Starting OS/2 (and DOS) programs under Perl
+
+=back
+
+=item Frequently asked questions
+
+=over 4
+
+=item "It does not work"
+
+=item I cannot run external programs
+
+=item I cannot embed perl into my program, or use F<perl.dll> from my
+program.
+
+Is your program EMX-compiled with C<-Zmt -Zcrtdll>?, Did you use
+L<ExtUtils::Embed>?
+
+=item C<``> and pipe-C<open> do not work under DOS.
+
+=item Cannot start C<find.exe "pattern" file>
+
+=back
+
+=item INSTALLATION
+
+=over 4
+
+=item Automatic binary installation
+
+C<PERL_BADLANG>, C<PERL_BADFREE>, F<Config.pm>
+
+=item Manual binary installation
+
+Perl VIO and PM executables (dynamically linked), Perl_ VIO executable
+(statically linked), Executables for Perl utilities, Main Perl library,
+Additional Perl modules, Tools to compile Perl modules, Manpages for Perl
+and utilities, Manpages for Perl modules, Source for Perl documentation,
+Perl manual in F<.INF> format, Pdksh
+
+=item B<Warning>
+
+=back
+
+=item Accessing documentation
+
+=over 4
+
+=item OS/2 F<.INF> file
+
+=item Plain text
+
+=item Manpages
+
+=item HTML
+
+=item GNU C<info> files
+
+=item F<PDF> files
+
+=item C<LaTeX> docs
+
+=back
+
+=item BUILD
+
+=over 4
+
+=item The short story
+
+=item Prerequisites
+
+=item Getting perl source
+
+=item Application of the patches
+
+=item Hand-editing
+
+=item Making
+
+=item Testing
+
+A lot of C<bad free>, Process terminated by SIGTERM/SIGINT, F<op/fs.t>,
+F<op/stat.t>
+
+=item Installing the built perl
+
+=item C<a.out>-style build
+
+=back
+
+=item Build FAQ
+
+=over 4
+
+=item Some C</> became C<\> in pdksh.
+
+=item C<'errno'> - unresolved external
+
+=item Problems with tr or sed
+
+=item Some problem (forget which ;-)
+
+=item Library ... not found
+
+=item Segfault in make
+
+=item op/sprintf test failure
+
+=back
+
+=item Specific (mis)features of OS/2 port
+
+=over 4
+
+=item C<setpriority>, C<getpriority>
+
+=item C<system()>
+
+=item C<extproc> on the first line
+
+=item Additional modules:
+
+=item Prebuilt methods:
+
+C<File::Copy::syscopy>, C<DynaLoader::mod2fname>, C<Cwd::current_drive()>,
+ C<Cwd::sys_chdir(name)>, C<Cwd::change_drive(name)>,
+C<Cwd::sys_is_absolute(name)>, C<Cwd::sys_is_rooted(name)>,
+C<Cwd::sys_is_relative(name)>, C<Cwd::sys_cwd(name)>,
+C<Cwd::sys_abspath(name, dir)>, C<Cwd::extLibpath([type])>,
+C<Cwd::extLibpath_set( path [, type ] )>,
+C<OS2::Error(do_harderror,do_exception)>, C<OS2::Errors2Drive(drive)>,
+OS2::SysInfo(), OS2::BootDrive(), C<OS2::MorphPM(serve)>,
+C<OS2::UnMorphPM(serve)>, C<OS2::Serve_Messages(force)>,
+C<OS2::Process_Messages(force [, cnt])>, C<OS2::_control87(new,mask)>,
+OS2::get_control87(), C<OS2::set_control87_em(new=MCW_EM,mask=MCW_EM)>,
+C<OS2::DLLname([how [, \&xsub]])>
+
+=item Prebuilt variables:
+
+$OS2::emx_rev, $OS2::emx_env, $OS2::os_ver, $OS2::is_aout, $OS2::can_fork,
+$OS2::nsyserror
+
+=item Misfeatures
+
+=item Modifications
+
+C<popen>, C<tmpnam>, C<tmpfile>, C<ctermid>, C<stat>, C<mkdir>, C<rmdir>,
+C<flock>
+
+=item Identifying DLLs
+
+=item Centralized management of resources
+
+C<HAB>, C<HMQ>, Treating errors reported by OS/2 API,
+C<CheckOSError(expr)>, C<CheckWinError(expr)>, C<SaveWinError(expr)>,
+C<SaveCroakWinError(expr,die,name1,name2)>, C<WinError_2_Perl_rc>,
+C<FillWinError>, C<FillOSError(rc)>, Loading DLLs and ordinals in DLLs
+
+=back
+
+=item Perl flavors
+
+=over 4
+
+=item F<perl.exe>
+
+=item F<perl_.exe>
+
+=item F<perl__.exe>
+
+=item F<perl___.exe>
+
+=item Why strange names?
+
+=item Why dynamic linking?
+
+=item Why chimera build?
+
+=back
+
+=item ENVIRONMENT
+
+=over 4
+
+=item C<PERLLIB_PREFIX>
+
+=item C<PERL_BADLANG>
+
+=item C<PERL_BADFREE>
+
+=item C<PERL_SH_DIR>
+
+=item C<USE_PERL_FLOCK>
+
+=item C<TMP> or C<TEMP>
+
+=back
+
+=item Evolution
+
+=over 4
+
+=item Text-mode filehandles
+
+=item Priorities
+
+=item DLL name mangling: pre 5.6.2
+
+=item DLL name mangling: 5.6.2 and beyond
+
+Global DLLs, specific DLLs, C<BEGINLIBPATH> and C<ENDLIBPATH>, F<.> from
+C<LIBPATH>
+
+=item DLL forwarder generation
+
+=item Threading
+
+=item Calls to external programs
+
+=item Memory allocation
+
+=item Threads
+
+C<COND_WAIT>, F<os2.c>
+
+=back
+
+=item BUGS
+
+=back
+
+=over 4
+
+=item AUTHOR
+
+=item SEE ALSO
+
+=back
+
+=head2 perlos390, README.os390 - building and installing Perl for OS/390
+and z/OS
+
+=over 4
+
+=item SYNOPSIS
+
+=item DESCRIPTION
+
+=over 4
+
+=item Tools
+
+=item Unpacking Perl distribution on OS/390
+
+=item Setup and utilities for Perl on OS/390
+
+=item Configure Perl on OS/390
+
+=item Build, Test, Install Perl on OS/390
+
+=item Build Anomalies with Perl on OS/390
+
+=item Testing Anomalies with Perl on OS/390
+
+=item Installation Anomalies with Perl on OS/390
+
+=item Usage Hints for Perl on OS/390
+
+=item Floating Point Anomalies with Perl on OS/390
+
+=item Modules and Extensions for Perl on OS/390
+
+=back
+
+=item AUTHORS
+
+=item SEE ALSO
+
+=over 4
+
+=item Mailing list for Perl on OS/390
+
+=back
+
+=item HISTORY
+
+=back
+
+=head2 perlos400, README.os400 - Perl version 5 on OS/400
+
+=over 4