migrate Pilz.Win32 & optimize Pilz & Pilz.IO

Pilz.Win32/Native/FileInfoFlags.cs

@@ -0,0 +1,20 @@
+namespace Pilz.Win32.Native;
+
+
+[Flags]
+public enum FileInfoFlags : int
+{
+    /// <summary>
+    /// Retrieve the handle to the icon that represents the file and the index 
+    /// of the icon within the system image list. The handle is copied to the 
+    /// hIcon member of the structure specified by psfi, and the index is copied 
+    /// to the iIcon member.
+    /// </summary>
+    SHGFI_ICON = 0x100,
+    /// <summary>
+    /// Indicates that the function should not attempt to access the file 
+    /// specified by pszPath. Rather, it should act as if the file specified by 
+    /// pszPath exists with the file attributes passed in dwFileAttributes.
+    /// </summary>
+    SHGFI_USEFILEATTRIBUTES = 0x10
+}