Fix windres failing when building from another directory

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3361

src/winres.rc

@@ -0,0 +1,37 @@
+
+#include "afxres.h"
+
+// icon resource
+dosbox_ico ICON "dosbox.ico"
+
+
+// version resource
+VS_VERSION_INFO VERSIONINFO
+ FILEVERSION 0,72,0,0
+ PRODUCTVERSION 0,72,0,0
+ FILEFLAGSMASK 0x3fL
+ FILEFLAGS 0x0L
+ FILEOS 0x40004L
+ FILETYPE 0x1L
+ FILESUBTYPE 0x0L
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904b0"
+        BEGIN
+            VALUE "Comments", "© 2002-2009 DOSBox Team, published under GNU GPL"
+            VALUE "CompanyName", "DOSBox Team"
+            VALUE "FileDescription", "DOSBox DOS Emulator"
+            VALUE "FileVersion", "0, 72, 0, 0"
+            VALUE "InternalName", "DOSBox"
+            VALUE "LegalCopyright", "Copyright © 2002-2009 DOSBox Team"
+            VALUE "OriginalFilename", "dosbox.exe"
+            VALUE "ProductName", "DOSBox DOS Emulator"
+            VALUE "ProductVersion", "0, 72, 0, 0"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1200
+    END
+END