Added windows build support for apach2filter, supporting apache 2.0.x and 2.2.x

sapi/apache2filter/config.w32

@@ -0,0 +1,35 @@
+// vim:ft=javascript
+// $Id$
+
+ARG_ENABLE('apache2filter', 'Build Apache 2.x filter', 'no');
+
+if (PHP_APACHE2FILTER != "no") {
+	if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2FILTER", PHP_PHP_BUILD + "\\apache2\\include") &&
+			CHECK_LIB("libhttpd.lib", "apache2filter", PHP_PHP_BUILD + "\\apache2\\lib") &&
+			CHECK_LIB("libapr.lib", "apache2filter", PHP_PHP_BUILD + "\\apache2\\lib") &&
+			CHECK_LIB("libaprutil.lib", "apache2filter", PHP_PHP_BUILD + "\\apache2\\lib")
+			) {
+		SAPI('apache2filter', 'sapi_apache2.c apache_config.c php_functions.c',
+				'php' + PHP_VERSION + 'apache2_filter.dll',
+				'/D PHP_APACHE2_EXPORTS /I win32');
+	} else {
+		WARNING("Could not find apache2 filter libraries/headers");
+	}
+}
+
+ARG_ENABLE('apache2-2filter', 'Build Apache 2.2.x filter', 'no');
+
+if (PHP_APACHE2_2FILTER != "no") {
+	if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2_2FILTER", PHP_PHP_BUILD + "\\include\\apache2_2") &&
+			CHECK_LIB("libhttpd.lib", "apache2_2filter", PHP_PHP_BUILD + "\\lib\\apache2_2") &&
+			CHECK_LIB("libapr-1.lib", "apache2_2filter", PHP_PHP_BUILD + "\\lib\\apache2_2") &&
+			CHECK_LIB("libaprutil-1.lib", "apache2_2filter", PHP_PHP_BUILD + "\\lib\\apache2_2")
+			) {
+		SAPI('apache2_2filter', 'sapi_apache2.c apache_config.c php_functions.c',
+				'php' + PHP_VERSION + 'apache2_2_filter.dll',
+				'/D PHP_APACHE2_EXPORTS /I win32',
+				'sapi\\apache2_2filter');
+	} else {
+		WARNING("Could not find apache2.2 filter libraries/headers");
+	}
+}