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+Installation Instructions
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+*************************
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+
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+Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004, 2005,
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+2006 Free Software Foundation, Inc.
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+
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+This file is free documentation; the Free Software Foundation gives
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+unlimited permission to copy, distribute and modify it.
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+
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+Basic Installation
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+==================
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+
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+Briefly, the shell commands `./configure; make; make install' should
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+configure, build, and install this package. The following
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+more-detailed instructions are generic; see the `README' file for
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+instructions specific to this package.
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+
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+ The `configure' shell script attempts to guess correct values for
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+various system-dependent variables used during compilation. It uses
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+those values to create a `Makefile' in each directory of the package.
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+It may also create one or more `.h' files containing system-dependent
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+definitions. Finally, it creates a shell script `config.status' that
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+you can run in the future to recreate the current configuration, and a
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+file `config.log' containing compiler output (useful mainly for
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+debugging `configure').
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+
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+ It can also use an optional file (typically called `config.cache'
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+and enabled with `--cache-file=config.cache' or simply `-C') that saves
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+the results of its tests to speed up reconfiguring. Caching is
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+disabled by default to prevent problems with accidental use of stale
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+cache files.
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+
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+ If you need to do unusual things to compile the package, please try
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+to figure out how `configure' could check whether to do them, and mail
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+diffs or instructions to the address given in the `README' so they can
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+be considered for the next release. If you are using the cache, and at
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+some point `config.cache' contains results you don't want to keep, you
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+may remove or edit it.
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+
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+ The file `configure.ac' (or `configure.in') is used to create
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+`configure' by a program called `autoconf'. You need `configure.ac' if
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+you want to change it or regenerate `configure' using a newer version
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+of `autoconf'.
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+
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+The simplest way to compile this package is:
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+
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+ 1. `cd' to the directory containing the package's source code and type
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+ `./configure' to configure the package for your system.
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+
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+ Running `configure' might take a while. While running, it prints
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+ some messages telling which features it is checking for.
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+
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+ 2. Type `make' to compile the package.
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+
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+ 3. Optionally, type `make check' to run any self-tests that come with
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+ the package.
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+
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+ 4. Type `make install' to install the programs and any data files and
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+ documentation.
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+
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+ 5. You can remove the program binaries and object files from the
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+ source code directory by typing `make clean'. To also remove the
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+ files that `configure' created (so you can compile the package for
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+ a different kind of computer), type `make distclean'. There is
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+ also a `make maintainer-clean' target, but that is intended mainly
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+ for the package's developers. If you use it, you may have to get
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+ all sorts of other programs in order to regenerate files that came
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+ with the distribution.
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+
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+Compilers and Options
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+=====================
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+
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+Some systems require unusual options for compilation or linking that the
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+`configure' script does not know about. Run `./configure --help' for
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+details on some of the pertinent environment variables.
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+
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+ You can give `configure' initial values for configuration parameters
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+by setting variables in the command line or in the environment. Here
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+is an example:
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+
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+ ./configure CC=c99 CFLAGS=-g LIBS=-lposix
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+
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+ *Note Defining Variables::, for more details.
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+
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+Compiling For Multiple Architectures
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+====================================
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+
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+You can compile the package for more than one kind of computer at the
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+same time, by placing the object files for each architecture in their
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+own directory. To do this, you can use GNU `make'. `cd' to the
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+directory where you want the object files and executables to go and run
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+the `configure' script. `configure' automatically checks for the
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+source code in the directory that `configure' is in and in `..'.
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+
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+ With a non-GNU `make', it is safer to compile the package for one
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+architecture at a time in the source code directory. After you have
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+installed the package for one architecture, use `make distclean' before
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+reconfiguring for another architecture.
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+
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+Installation Names
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+==================
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+
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+By default, `make install' installs the package's commands under
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+`/usr/local/bin', include files under `/usr/local/include', etc. You
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+can specify an installation prefix other than `/usr/local' by giving
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+`configure' the option `--prefix=PREFIX'.
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+
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+ You can specify separate installation prefixes for
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+architecture-specific files and architecture-independent files. If you
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+pass the option `--exec-prefix=PREFIX' to `configure', the package uses
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+PREFIX as the prefix for installing programs and libraries.
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+Documentation and other data files still use the regular prefix.
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+
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+ In addition, if you use an unusual directory layout you can give
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+options like `--bindir=DIR' to specify different values for particular
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+kinds of files. Run `configure --help' for a list of the directories
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+you can set and what kinds of files go in them.
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+
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+ If the package supports it, you can cause programs to be installed
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+with an extra prefix or suffix on their names by giving `configure' the
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+option `--program-prefix=PREFIX' or `--program-suffix=SUFFIX'.
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+
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+Optional Features
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+=================
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+
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+Some packages pay attention to `--enable-FEATURE' options to
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+`configure', where FEATURE indicates an optional part of the package.
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+They may also pay attention to `--with-PACKAGE' options, where PACKAGE
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+is something like `gnu-as' or `x' (for the X Window System). The
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+`README' should mention any `--enable-' and `--with-' options that the
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+package recognizes.
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+
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+ For packages that use the X Window System, `configure' can usually
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+find the X include and library files automatically, but if it doesn't,
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+you can use the `configure' options `--x-includes=DIR' and
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+`--x-libraries=DIR' to specify their locations.
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+
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+Specifying the System Type
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+==========================
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+
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+There may be some features `configure' cannot figure out automatically,
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+but needs to determine by the type of machine the package will run on.
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+Usually, assuming the package is built to be run on the _same_
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+architectures, `configure' can figure that out, but if it prints a
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+message saying it cannot guess the machine type, give it the
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+`--build=TYPE' option. TYPE can either be a short name for the system
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+type, such as `sun4', or a canonical name which has the form:
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+
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+ CPU-COMPANY-SYSTEM
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+
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+where SYSTEM can have one of these forms:
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+
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+ OS KERNEL-OS
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+
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+ See the file `config.sub' for the possible values of each field. If
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+`config.sub' isn't included in this package, then this package doesn't
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+need to know the machine type.
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+
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+ If you are _building_ compiler tools for cross-compiling, you should
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+use the option `--target=TYPE' to select the type of system they will
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+produce code for.
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+
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+ If you want to _use_ a cross compiler, that generates code for a
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+platform different from the build platform, you should specify the
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+"host" platform (i.e., that on which the generated programs will
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+eventually be run) with `--host=TYPE'.
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+
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+Sharing Defaults
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+================
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+
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+If you want to set default values for `configure' scripts to share, you
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+can create a site shell script called `config.site' that gives default
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+values for variables like `CC', `cache_file', and `prefix'.
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+`configure' looks for `PREFIX/share/config.site' if it exists, then
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+`PREFIX/etc/config.site' if it exists. Or, you can set the
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+`CONFIG_SITE' environment variable to the location of the site script.
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+A warning: not all `configure' scripts look for a site script.
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+
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+Defining Variables
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+==================
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+
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+Variables not defined in a site shell script can be set in the
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+environment passed to `configure'. However, some packages may run
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+configure again during the build, and the customized values of these
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+variables may be lost. In order to avoid this problem, you should set
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+them in the `configure' command line, using `VAR=value'. For example:
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+
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+ ./configure CC=/usr/local2/bin/gcc
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+
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+causes the specified `gcc' to be used as the C compiler (unless it is
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+overridden in the site shell script).
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+
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+Unfortunately, this technique does not work for `CONFIG_SHELL' due to
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+an Autoconf bug. Until the bug is fixed you can use this workaround:
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+
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+ CONFIG_SHELL=/bin/bash /bin/bash ./configure CONFIG_SHELL=/bin/bash
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+
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+`configure' Invocation
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+======================
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+
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+`configure' recognizes the following options to control how it operates.
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+
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+`--help'
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+`-h'
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+ Print a summary of the options to `configure', and exit.
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+
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+`--version'
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+`-V'
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+ Print the version of Autoconf used to generate the `configure'
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+ script, and exit.
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+
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+`--cache-file=FILE'
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+ Enable the cache: use and save the results of the tests in FILE,
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+ traditionally `config.cache'. FILE defaults to `/dev/null' to
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+ disable caching.
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+
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+`--config-cache'
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+`-C'
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+ Alias for `--cache-file=config.cache'.
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+
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+`--quiet'
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+`--silent'
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+`-q'
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+ Do not print messages saying which checks are being made. To
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+ suppress all normal output, redirect it to `/dev/null' (any error
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+ messages will still be shown).
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+
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+`--srcdir=DIR'
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+ Look for the package's source code in directory DIR. Usually
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+ `configure' can determine that directory automatically.
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+
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+`configure' also accepts some other, not widely useful, options. Run
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+`configure --help' for more details.
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+
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