diff --git a/shell/cmdedit.h b/shell/cmdedit.h
index 27f7b55..8ebf0d0 100644
--- a/shell/cmdedit.h
+++ b/shell/cmdedit.h
@@ -1,11 +1,11 @@
 #ifndef CMDEDIT_H
 #define CMDEDIT_H
 
+#ifdef BB_FEATURE_SH_COMMAND_EDITING
 /* unix systems can #define POSIX to use termios, otherwise 
  * the bsd or sysv interface will be used 
  */
 
-#ifdef __STDC__ 
 #include <stddef.h>
 
 typedef size_t (*cmdedit_strwidth_proc)(char *);
@@ -21,18 +21,6 @@
 extern int 	(*cmdedit_out_hook)(char *);
 extern int	(*cmdedit_tab_hook)(char *, int, int *);
 
-#else	/* not __STDC__ */
-
-void cmdedit_init(void);
-void cmdedit_read_input(char* promptStr, char* command);
-void cmdedit_setwidth();
-void cmdedit_histadd();
-void cmdedit_strwidth();
-
-extern int 	(*cmdedit_in_hook)();
-extern int 	(*cmdedit_out_hook)();
-extern int	(*cmdedit_tab_hook)();
-
-#endif /* __STDC__ */
+#endif /* BB_FEATURE_SH_COMMAND_EDITING */
 
 #endif /* CMDEDIT_H */