diff --git a/win32/build/confutils.js b/win32/build/confutils.js
index 7bc9b144bfb..6d37b4020e8 100644
--- a/win32/build/confutils.js
+++ b/win32/build/confutils.js
@@ -17,7 +17,7 @@
   +----------------------------------------------------------------------+
 */
 
-// $Id: confutils.js,v 1.77 2008-07-21 09:56:37 sfox Exp $
+// $Id: confutils.js,v 1.78 2008-07-21 17:00:34 pajoye Exp $
 
 var STDOUT = WScript.StdOut;
 var STDERR = WScript.StdErr;
@@ -1123,17 +1123,23 @@ function ADD_EXTENSION_DEP(extname, dependson, optional)
 			if (ext_shared) {
 				WARNING(extname + " cannot be built: missing dependency, " + dependson + " not found");
 
-				var dllname = ' php_' + extname + '.dll';
+				if (configure_hdr.Exists('HAVE_' + EXT)) {
+					configure_hdr.Remove('HAVE_' + EXT);
+				}
+
+				dllname = ' php_' + extname + '.dll';
 
 				if (!REMOVE_TARGET(dllname, 'EXT_TARGETS')) {
 					REMOVE_TARGET(dllname, 'PECL_TARGETS');
 				}
 
+				extensions_enabled.pop();
 				return false;
-			}
 
-			ERROR("Cannot build " + extname + "; " + dependson + " not enabled");
-			return false;
+			} else {
+				ERROR("Cannot build " + extname + "; " + dependson + " not enabled");
+				return false;
+			}
 		}
 	} // dependency is statically built-in to PHP
 	return true;
@@ -1325,22 +1331,12 @@ function ADD_SOURCES(dir, file_list, target, obj_dir)
 
 function REMOVE_TARGET(dllname, flag)
 {
-	var dllname = dllname.replace(/\s/g, "");
-	var EXT = dllname.replace(/php_(\S+)\.dll/, "$1").toUpperCase();
-	var php_flags = configure_subst.Item("CFLAGS_PHP");
-
 	if (configure_subst.Exists(flag)) {
-		var targets = configure_subst.Item(flag);
-
+		targets = configure_subst.Item(flag);
 		if (targets.match(dllname)) {
 			configure_subst.Remove(flag);
 			targets = targets.replace(dllname, "");
-			targets = targets.replace(/\s+/, " ");
-			targets = targets.replace(/\s$/, "");
 			configure_subst.Add(flag, targets);
-			configure_hdr.Add("HAVE_" + EXT, new Array(0, ""));
-			configure_subst.Item("CFLAGS_PHP") = php_flags.replace(" /D COMPILE_DL_" + EXT, "");
-			extensions_enabled.pop();
 			return true;
 		}
 	}