More thread safety work

Thread safety patch. We're still not quite there but it compiles again, and
more logic has been implemented.

Thread Safe Resource Manager

added ext/*/config.h.stub files
removed config.h.in (generated)

Makefile.in and aclocal.m4 are generated
added buildconf script

odbc compiles and runs on UNIX again (tested with Solid 2.3)

Return a success value from the startup function, so we can unload immediately
if it fails.

convert libzend to automake

convert to automake

Rearrange the .dsp for the new ODBC layout

Add a couple of ZEND_API's

include the right header files

generate acconfig.h from acconfig.h.in and ext/*/config.h.stub

Support =unset as arguments

moved odbc into ext/

keep old files if they are not modified

moved dbase into ext/

moved dbase into ext/ along with the bundled library
dbase programs are no longer included

removed -lnsl and -lsocket checks from zend

run automake and run autoconf in libzend

Ah, so that file is generated too

AiCount needs to be decreased here

* Added buildconf, runs all the scripts necessary to build configure (Stig - if there's any way
to detect whether we need to run 'automake --add-missing', please add it...)
* Make vpath wor

* Added buildconf, runs all the scripts necessary to build configure (Stig - if there's any way
to detect whether we need to run 'automake --add-missing', please add it...)
* Make vpath work again
* Minor UNIX bugfixes

show more ...

Make Win32 happy with the recent changes.

Forgot to add these - Win32 registry support