diff --git a/config.w32 b/config.w32
index d05eeae..b3ded34 100644
--- a/config.w32
+++ b/config.w32
@@ -5,11 +5,12 @@ ARG_ENABLE("phpy", "enable phpy extension", "yes");
 if (PHP_PHPY != "no") {
 	PYTHONHOME = WshShell.Environment("Process").Item("PYTHONHOME")
 	if (PYTHONHOME) {
-		ADD_SOURCES("ext/phpy/src/bridge", "core.cc", "phpy")
-		ADD_SOURCES("ext/phpy/src/php", "object.cc type.cc error.cc iter.cc dict.cc core.cc fn.cc str.cc sequence.cc list.cc set.cc tuple.cc module.cc", "phpy")
-		ADD_SOURCES("ext/phpy/src/python", "class.cc module.cc object.cc reference.cc resource.cc callable.cc string.cc array.cc", "phpy")
+		var ext_dir = configure_module_dirname
+		ADD_SOURCES(ext_dir + "/src/bridge", "core.cc", "phpy")
+		ADD_SOURCES(ext_dir + "/src/php", "object.cc type.cc error.cc iter.cc dict.cc core.cc fn.cc str.cc sequence.cc list.cc set.cc tuple.cc module.cc", "phpy")
+		ADD_SOURCES(ext_dir + "/src/python", "class.cc module.cc object.cc reference.cc resource.cc callable.cc string.cc array.cc", "phpy")
 	
-		EXTENSION("phpy", "phpy.cc", null, '/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1 -Iext/phpy/include -Iext/phpy /I ' + PYTHONHOME + '/include')
+		EXTENSION("phpy", "phpy.cc", null, '/DZEND_ENABLE_STATIC_TSRMLS_CACHE=1 -I ' + ext_dir + '/include -I ' + ext_dir + ' /I ' + PYTHONHOME + '/include')
 
 		ADD_FLAG("CFLAGS", "/D PHP_PHPY_EXPORTS ")
 		ADD_FLAG("LDFLAGS_PHPY", '/libpath:' + PYTHONHOME + '/libs')
diff --git a/include/phpy.h b/include/phpy.h
index 0811192..d642fdf 100644
--- a/include/phpy.h
+++ b/include/phpy.h
@@ -20,6 +20,14 @@
 #define PY_SSIZE_T_CLEAN
 #include <Python.h>
 
+#ifdef HAVE_PUTENV
+#undef HAVE_PUTENV
+#endif
+
+#ifdef HAVE_GETPID
+#undef HAVE_GETPID
+#endif
+
 #include <main/php.h>
 #include <main/SAPI.h>
 #include <main/php_main.h>
diff --git a/src/php/core.cc b/src/php/core.cc
index 2b7ab2f..764e5cc 100644
--- a/src/php/core.cc
+++ b/src/php/core.cc
@@ -368,10 +368,13 @@ ZEND_METHOD(PyCore, fileno) {
         RETURN_FALSE;
     }
 
+#ifndef PHP_WIN32
     if (php_stream_is(stream, PHP_STREAM_IS_MEMORY) || php_stream_is(stream, PHP_STREAM_IS_TEMP)) {
         zend_throw_exception(zend_ce_exception, "Memory and temporary file stream is not supported", 0);
         RETURN_FALSE;
-    } else if (php_stream_can_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL) == SUCCESS) {
+    } else
+#endif
+    if (php_stream_can_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL) == SUCCESS) {
         if (php_stream_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void **) &fd, 1) !=
                 SUCCESS ||
             fd < 0) {