1 files changed, 6 insertions, 3 deletions

diff --git a/cmdedit.c b/cmdedit.c
index 722a36a50..12c78dc76 100644
--- a/cmdedit.c
+++ b/cmdedit.c
@@ -44,10 +44,13 @@
 #include <signal.h>
 
 
-#define  MAX_HISTORY   15               /* Maximum length of the linked list for the command line history */
+static const int MAX_HISTORY = 15;              /* Maximum length of the linked list for the command line history */
+
+enum {
+        ESC = 27,
+        DEL = 127,
+};
 
-#define ESC     27
-#define DEL     127
 #define member(c, s) ((c) ? ((char *)strchr ((s), (c)) != (char *)NULL) : 0)
 #define whitespace(c) (((c) == ' ') || ((c) == '\t'))