--- qtwebkit-tp5/Source/WebCore/bindings/scripts/preprocess-idls.pl.orig	2017-02-08 07:25:12.036907400 +0300
+++ qtwebkit-tp5/Source/WebCore/bindings/scripts/preprocess-idls.pl	2017-02-08 07:32:03.926466100 +0300
@@ -179,9 +179,9 @@
 sub CygwinPathIfNeeded
 {
     my $path = shift;
-    if ($path && $Config{osname} eq "cygwin") {
+    if ($path && ($Config{osname} eq "cygwin" || $Config{osname} eq "msys")) {
         if (not $cygwinPathAdded) {
-            $ENV{PATH} = "$ENV{PATH}:/cygdrive/c/cygwin/bin";
+            $ENV{PATH} = "$ENV{PATH}:/usr/bin";
             $cygwinPathAdded = 1; 
         }
         chomp($path = `cygpath -u '$path'`);