pcntl) only with cgi/cli sapi's. This was done by adding 3rd optional
parameter to PHP_EXTENSION macro which should be set to "cli" if
the extension only makes sense for that class of api's.
- CGI_BINARY was defined always thus this extension
could be compiled with even when not building CGI binary.
- HAVE_READLINE => HAVE_LIBREADLINE (typo)
- added support for externally built modules,
- improved support for in-tree shared modules,
- fixed diversion bugs,
- configure displays some informative messages,
- faster static build
(libtool isn't used anymore for compiling non-PIC objects),
- dependencies comparable to automake's without requiring GNU make or GCC,
- working make clean for non-GNU makes.
