1 files changed, 0 insertions, 9 deletions

diff --git a/include/linux/wanpipe.h b/include/linux/wanpipe.h
index 167d956c492b..dae9860091dd 100644
--- a/include/linux/wanpipe.h
+++ b/include/linux/wanpipe.h
@@ -265,15 +265,6 @@ typedef struct {
 #include <linux/tty_driver.h>
 #include <linux/tty_flip.h>
 
-
-#define is_digit(ch) (((ch)>=(unsigned)'0'&&(ch)<=(unsigned)'9')?1:0)
-#define is_alpha(ch) ((((ch)>=(unsigned)'a'&&(ch)<=(unsigned)'z')||\
-                  ((ch)>=(unsigned)'A'&&(ch)<=(unsigned)'Z'))?1:0)
-#define is_hex_digit(ch) ((((ch)>=(unsigned)'0'&&(ch)<=(unsigned)'9')||\
-                  ((ch)>=(unsigned)'a'&&(ch)<=(unsigned)'f')||\
-                  ((ch)>=(unsigned)'A'&&(ch)<=(unsigned)'F'))?1:0)
-
-
 /****** Data Structures *****************************************************/
 
 /* Adapter Data Space.