Make it obvious that dtype is disabled

libc/sysdeps/linux/powerpc/bits/dirent.h

@@ -40,6 +40,7 @@ struct dirent
     __off64_t d_off;
 #endif
     unsigned short int d_reclen;
+    //unsigned char d_type;
     char d_name[256];		/* We must not include limits.h! */
   };
 
@@ -49,7 +50,7 @@ struct dirent64
     __ino64_t d_ino;
     __off64_t d_off;
     unsigned short int d_reclen;
-    unsigned char d_type;
+    //unsigned char d_type;
     char d_name[256];		/* We must not include limits.h! */
   };
 #endif