diff --git a/ext/ereg/config.w32 b/ext/ereg/config.w32
index 9a25368df08..59cdb046859 100644
--- a/ext/ereg/config.w32
+++ b/ext/ereg/config.w32
@@ -1,7 +1,11 @@
 // $Id$
 // vim:ft=javascript
 
-EXTENSION("ereg", "ereg.c", false /* never shared */, "-Dregexec=php_regexec -Dregerror=php_regerror -Dregfree=php_regfree -Dregcomp=php_regcomp -Iext/ereg/regex");
-ADD_SOURCES("ext/ereg/regex", "regcomp.c regexec.c regerror.c regfree.c", "ereg");
-AC_DEFINE('REGEX', 1, 'Bundled regex');
-AC_DEFINE('HSREGEX', 1, 'Bundled regex');
+ARG_WITH("ereg", "POSIX extended regular expressions", "yes");
+if (PHP_EREG != "no") {
+
+	EXTENSION("ereg", "ereg.c", false /* never shared */, "-Dregexec=php_regexec -Dregerror=php_regerror -Dregfree=php_regfree -Dregcomp=php_regcomp -Iext/ereg/regex");
+	ADD_SOURCES("ext/ereg/regex", "regcomp.c regexec.c regerror.c regfree.c", "ereg");
+	AC_DEFINE('REGEX', 1, 'Bundled regex');
+	AC_DEFINE('HSREGEX', 1, 'Bundled regex');
+}
\ No newline at end of file
diff --git a/ext/libxml/config.w32 b/ext/libxml/config.w32
index 08a06af1f1e..bfac5c839a3 100644
--- a/ext/libxml/config.w32
+++ b/ext/libxml/config.w32
@@ -5,7 +5,7 @@ ARG_WITH("libxml", "LibXML support", "yes");
 
 if (PHP_LIBXML == "yes") {
 	if (CHECK_LIB("libxml2_a_dll.lib;libxml2_a.lib", "libxml") &&
-			CHECK_LIB("iconv_a.lib;iconv.lib", "libxml") &&
+			CHECK_LIB("libiconv_a.lib;iconv_a.lib;libiconv.lib;iconv.lib", "libxml") &&
 			CHECK_HEADER_ADD_INCLUDE("libxml/parser.h", "CFLAGS")) {
 
 		EXTENSION("libxml", "libxml.c", false /* never shared */);
diff --git a/ext/mysqlnd/config.w32 b/ext/mysqlnd/config.w32
index a49a918b7f5..d495672cf71 100644
--- a/ext/mysqlnd/config.w32
+++ b/ext/mysqlnd/config.w32
@@ -1,21 +1,25 @@
 // $Id$
 // vim:ft=javascript
 
-if (CHECK_LIB("ws2_32.lib", "mysqlnd")) {
-	mysqlnd_source = 
-		"mysqlnd.c " +
-		"mysqlnd_block_alloc.c " +
-		"mysqlnd_charset.c " +
-		"mysqlnd_debug.c " +
-		"mysqlnd_loaddata.c " +
-		"mysqlnd_palloc.c " +
-		"mysqlnd_ps.c " +
-		"mysqlnd_ps_codec.c " +
-		"mysqlnd_qcache.c " +
-		"mysqlnd_result.c " +
-		"mysqlnd_result_meta.c " +
-		"mysqlnd_statistics.c " +
-		"mysqlnd_wireprotocol.c " +
-		"php_mysqlnd.c";
-	EXTENSION("mysqlnd", mysqlnd_source, false);
-}
+ARG_WITH("mysqlnd", "Mysql Native Client Driver", "yes");
+if (PHP_MYSQLND != "no") {
+
+	if (CHECK_LIB("ws2_32.lib", "mysqlnd")) {
+		mysqlnd_source = 
+			"mysqlnd.c " +
+			"mysqlnd_block_alloc.c " +
+			"mysqlnd_charset.c " +
+			"mysqlnd_debug.c " +
+			"mysqlnd_loaddata.c " +
+			"mysqlnd_palloc.c " +
+			"mysqlnd_ps.c " +
+			"mysqlnd_ps_codec.c " +
+			"mysqlnd_qcache.c " +
+			"mysqlnd_result.c " +
+			"mysqlnd_result_meta.c " +
+			"mysqlnd_statistics.c " +
+			"mysqlnd_wireprotocol.c " +
+			"php_mysqlnd.c";
+		EXTENSION("mysqlnd", mysqlnd_source, false);
+	}
+}
\ No newline at end of file
diff --git a/ext/zlib/config.w32 b/ext/zlib/config.w32
index 3639276c8c1..d5981a99ce4 100644
--- a/ext/zlib/config.w32
+++ b/ext/zlib/config.w32
@@ -6,7 +6,7 @@ ARG_ENABLE("zlib", "ZLIB support", "yes");
 if (PHP_ZLIB == "yes") {
 	EXTENSION("zlib", "zlib.c zlib_fopen_wrapper.c zlib_filter.c", null, "/D ZLIB_EXPORTS");
 	AC_DEFINE("HAVE_ZLIB", 1, "ZLIB support");
-	CHECK_LIB("zlib.lib", "zlib", PHP_ZLIB);
+	CHECK_LIB("zlib_a.lib;zlib.lib", "zlib", PHP_ZLIB);
 	CHECK_HEADER_ADD_INCLUDE("zlib.h", "CFLAGS", "..\\zlib;" + php_usual_include_suspects);
 	if (!PHP_ZLIB_SHARED) {
 		ADD_DEF_FILE("ext\\zlib\\php_zlib.def");
diff --git a/sapi/apache2filter/config.w32 b/sapi/apache2filter/config.w32
index 9b26f9ef3f0..361d0310742 100755
--- a/sapi/apache2filter/config.w32
+++ b/sapi/apache2filter/config.w32
@@ -4,7 +4,9 @@
 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 + "\\include\\apache2") &&
+	if (PHP_ZTS == "no") {
+		WARNING("Apache2 module requires an --enable-zts build of PHP on windows");
+	} else if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2FILTER", PHP_PHP_BUILD + "\\include\\apache2") &&
 			CHECK_LIB("libhttpd.lib", "apache2filter", PHP_PHP_BUILD + "\\lib\\apache2") &&
 			CHECK_LIB("libapr.lib", "apache2filter", PHP_PHP_BUILD + "\\lib\\apache2") &&
 			CHECK_LIB("libaprutil.lib", "apache2filter", PHP_PHP_BUILD + "\\lib\\apache2")
@@ -20,7 +22,9 @@ if (PHP_APACHE2FILTER != "no") {
 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") &&
+	if (PHP_ZTS == "no") {
+		WARNING("Apache2 module requires an --enable-zts build of PHP on windows");
+	} else 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")
diff --git a/sapi/apache2handler/config.w32 b/sapi/apache2handler/config.w32
index b9a27a196d0..2f2084cb142 100644
--- a/sapi/apache2handler/config.w32
+++ b/sapi/apache2handler/config.w32
@@ -4,7 +4,9 @@
 ARG_ENABLE('apache2handler', 'Build Apache 2.x handler', 'no');
 
 if (PHP_APACHE2HANDLER != "no") {
-	if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2HANDLER", PHP_PHP_BUILD + "\\include\\apache2") &&
+	if (PHP_ZTS == "no") {
+		WARNING("Apache2 module requires an --enable-zts build of PHP on windows");
+	} else if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2HANDLER", PHP_PHP_BUILD + "\\include\\apache2") &&
 			CHECK_LIB("libhttpd.lib", "apache2handler", PHP_PHP_BUILD + "\\lib\\apache2") &&
 			CHECK_LIB("libapr.lib", "apache2handler", PHP_PHP_BUILD + "\\lib\\apache2") &&
 			CHECK_LIB("libaprutil.lib", "apache2handler", PHP_PHP_BUILD + "\\lib\\apache2")
@@ -20,7 +22,9 @@ if (PHP_APACHE2HANDLER != "no") {
 ARG_ENABLE('apache2-2handler', 'Build Apache 2.2.x handler', 'no');
 
 if (PHP_APACHE2_2HANDLER != "no") {
-	if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2_2HANDLER", PHP_PHP_BUILD + "\\include\\apache2_2") &&
+	if (PHP_ZTS == "no") {
+		WARNING("Apache2 module requires an --enable-zts build of PHP on windows");
+	} else if (CHECK_HEADER_ADD_INCLUDE("httpd.h", "CFLAGS_APACHE2_2HANDLER", PHP_PHP_BUILD + "\\include\\apache2_2") &&
 			CHECK_LIB("libhttpd.lib", "apache2_2handler", PHP_PHP_BUILD + "\\lib\\apache2_2") &&
 			CHECK_LIB("libapr-1.lib", "apache2_2handler", PHP_PHP_BUILD + "\\lib\\apache2_2") &&
 			CHECK_LIB("libaprutil-1.lib", "apache2_2handler", PHP_PHP_BUILD + "\\lib\\apache2_2")
diff --git a/sapi/isapi/config.w32 b/sapi/isapi/config.w32
index 13d0e016eb7..80123527442 100644
--- a/sapi/isapi/config.w32
+++ b/sapi/isapi/config.w32
@@ -5,9 +5,9 @@ ARG_ENABLE('isapi', 'Build ISAPI version of PHP', 'no');
 
 if (PHP_ISAPI == "yes") {
 	if (PHP_ZTS == "no") {
-		ERROR("ISAPI module requires an --enable-zts build of PHP");
+		WARNING("ISAPI module requires an --enable-zts build of PHP");
+	} else {
+		SAPI('isapi', 'php5isapi.c', 'php' + PHP_VERSION + 'isapi.dll', '/D PHP5ISAPI_EXPORTS');
+		ADD_FLAG('LDFLAGS_ISAPI', '/DEF:sapi\\isapi\\php5isapi.def');
 	}
-
-	SAPI('isapi', 'php5isapi.c', 'php' + PHP_VERSION + 'isapi.dll', '/D PHP5ISAPI_EXPORTS');
-	ADD_FLAG('LDFLAGS_ISAPI', '/DEF:sapi\\isapi\\php5isapi.def');
 }
diff --git a/win32/build/confutils.js b/win32/build/confutils.js
index b47bc66aca1..c9f236fa908 100644
--- a/win32/build/confutils.js
+++ b/win32/build/confutils.js
@@ -17,7 +17,7 @@
   +----------------------------------------------------------------------+
 */
 
-// $Id: confutils.js,v 1.60.2.1.2.8.2.10 2008-04-14 17:55:02 sfox Exp $
+// $Id: confutils.js,v 1.60.2.1.2.8.2.11 2008-05-14 03:13:17 auroraeosrose Exp $
 
 var STDOUT = WScript.StdOut;
 var STDERR = WScript.StdErr;
@@ -586,6 +586,17 @@ function CHECK_LIB(libnames, target, path_to_check, common_name)
 	// libnames can be ; separated list of accepted library names
 	libnames = libnames.split(';');
 
+	// for debug builds, lib may have _debug appended, we want that first
+	if (PHP_DEBUG == "yes") {
+		var length = libnames.length;
+		for (var i = 0; i < length; i++) {
+			var name = new String(libnames[i]);
+			rExp = /.lib$/i;
+			name = name.replace(rExp,"_debug.lib");
+			libnames.unshift(name);
+		}
+	}
+
 	var i, j, k, libname;
 	var location = false;
 	var path = path_to_check.split(';');