Log Message:
Update to 1.17, provided by ftigeot.

1.17:
Add XORG_ENABLE_INTEGRATION_TESTS
Don't use AS_ECHO in XORG_TESTSET_CFLAG
Fix cflag test compiler message and cache ids
Separate unknown warning options by language

1.16.2:
Cache the results of checking compiler flag support in XORG_TESTSET_CFLAG
Use AS_ECHO rather than AS_ECHO_N in XORG_TESTSET_CFLAG
Make XORG_TESTSET_CFLAG work for multiple languages
Define BASE_CXXFLAGS when C++ is the chosen language

1.16.1:
Remove -Winline from BASE_CFLAGS
Provide a configure option to turn off the selective -Werror=... CFLAGS

1.16.0:
Fix the test for -Werror=attributes
Add XORG_TESTSET_CFLAG which can be used to test what flags the compiler supports
Use XORG_TESTSET_CFLAG in XORG_STRICT_OPTION
Add XORG_COMPILER_FLAGS to replace XORG_CWARNFLAGS
Update XORG_CWARNFLAGS to use XORG_COMPILER_FLAGS
Add additional flags to XORG_COMPILER_FLAGS
Add an optional argument to XORG_LD_WRAP
Define __wrap_exit in test program source for XORG_LD_WRAP
Add XORG_MEMORY_CHECK_FLAGS and require it in XORG_ENABLE_UNIT_TESTS
XORG_TESTSET_CFLAG: Add support fot -Werror=unused-command-line-argument
XORG_TESTSET_CFLAG: Try to both compile & link with the flags

1.15.0:
XORG_PROG_RAWCPP: use AC_LANG_SOURCE to prevent warnings
XORG_WITH_FOP: add minimum version checking support
Add XORG_WITH_PERL macro
XORG_WITH_XSLTPROC: warn at development time rather than config time

1.14.0:
Create XORG_COMPILER_BRAND macro to centralize compiler checks
Make XORG_STRICT_OPTION always set STRICT_CFLAGS
XORG_STRICT_OPTION: add -Werror=attributes to STRICT_CFLAGS for gcc
Add AC_LANG_DEFINES_PROVIDED to XORG_RAW_CPP to silence autoconf warnings

1.13.0:
XORG_ENABLE_UNIT_TESTS: add support for unit testing
XORG_WITH_GLIB: check for the GLib package
XORG_LD_WRAP: check if linker supports -wrap

1.12.0:
XORG_ENABLE_DOCS: Fix "Enable building the documentation (yes: yes)"
Use AC_LANG_PROGRAM in XORG_CHECK_MALLOC_ZERO to clear autoconf-2.68 warnings
XORG_WITH_XSLTPROC: add XSLT processor command line tool

1.11.0:
docs: Use m4 to handle optional macro defaults
docs: Take optional argument to control defaults

1.10.1:
XORG_MANPAGE_SECTIONS: add substitution for apploaddir
Sun's copyrights are now owned by Oracle

1.10.0:
XORG_WITH_XMLTO: add HAVE_XMLTO_TEXT for text output format
XORG_CHECK_SGML_DOCTOOLS: add interface for xorg stylesheet

1.9.0:
XORG_WITH_GROFF: check for presence of required software

1.8.0:
LinuxDoc: filter out ^H in text output
LinuxDoc: Use XORG_WITH_PS2PDF to check for ps2pdf
Rework and extend platform coverage
Remove unused --with-release-version=STRING option
Manpages: minor Makefile fixes, require sed