diff --git a/include/stdio.h b/include/stdio.h
index 12f3c086dd..666bb22faf 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -61,8 +61,6 @@
 
 /* File I/O constants ***************************************/
 
-#define MAXNAMLEN  100
-#define NAME_MAX   100
 #define PATH_MAX   101
 #define S_IFMT     0170000
 #define S_IFIFO    0010000