There's no reason for a rule to want to modify an action keyword, let's
make sure it is always const.
struct session *sess, struct stream *s, int opts);
int (*check_ptr)(struct act_rule *rule, struct proxy *px, char **err); /* ptr to check function */
void (*release_ptr)(struct act_rule *rule); /* ptr to release function */
- struct action_kw *kw;
+ const struct action_kw *kw;
struct applet applet; /* used for the applet registration. */
union {
struct {