--- ./usr/include/dirent.h.orig
+++ ./usr/include/dirent.h
@@ -57,6 +57,9 @@
 #define DT_SOCK 12
 #define DT_WHT 14
 
+#define IFTODT(x) ((x)>>12 & 0xF)
+#define DTTOIF(x) ((x)<<12)
+
 #if defined(__LP64__)
 #define __DIRENT64_INO_T ino_t
 #else