[newlib-cygwin/main] Cygwin: devices.h: drop useless mode check

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=219b2dff771d01d7be8e03adf068ac3b69a89363

commit 219b2dff771d01d7be8e03adf068ac3b69a89363
Author:     Corinna Vinschen <corinna@vinschen.de>
AuthorDate: Tue Jan 23 20:06:33 2024 +0100
Commit:     Corinna Vinschen <corinna@vinschen.de>
CommitDate: Wed Jan 31 20:11:57 2024 +0100

    Cygwin: devices.h: drop useless mode check
    
    use IFTODT to generate type from mode.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 winsup/cygwin/local_includes/devices.h | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/winsup/cygwin/local_includes/devices.h b/winsup/cygwin/local_includes/devices.h
index 1e035f9d6a3e..c4f06127418c 100644
--- a/winsup/cygwin/local_includes/devices.h
+++ b/winsup/cygwin/local_includes/devices.h
@@ -15,7 +15,6 @@ typedef unsigned short _minor_t;
 #define _minor(dev) ((dev) & ((1 << (sizeof (_minor_t) * 8)) - 1))
 #define _major(dev) ((dev) >> (sizeof (_major_t) * 8))
 
-#include <sys/stat.h>
 #include <dirent.h>
 #include "cygheap_malloc.h"
 
@@ -383,9 +382,7 @@ public:
   inline int exists () const {return exists_func (*this);}
   unsigned char type () const
   {
-    if (S_ISBLK (_mode))
-      return DT_BLK;
-    return _mode >> 12;
+    return IFTODT (_mode);
   }
 };