diff --git a/src/cw/cw_ktv_del_sub.c b/src/cw/cw_ktv_del_sub.c
deleted file mode 100644
index 3db8d8df..00000000
--- a/src/cw/cw_ktv_del_sub.c
+++ /dev/null
@@ -1,22 +0,0 @@
-
-
-#include "val.h"
-
-void cw_ktv_del_sub(mavl_t ktvstore, const char *basekey)
-{
-	cw_Val_t * result, search;
-
-	
-	while (1){
-		search.key=(char*)basekey;
-		result = mavl_get_first(ktvstore,&search);
-	
-		if (result == NULL)
-			return;
-	
-		if (strncmp(result->key,basekey,strlen(basekey))!=0)
-			break;
-		search.key = result->key;
-		mavl_del(ktvstore,&search);
-	}
-}