MINOR: actions: Export actions lookup functions

These functions will be useful to check if a keyword is already registered.
This will be needed by a next patch to fix a bug, and will need to be
backported.

(cherry picked from commit 7a71a6d9d262d7a0f7c3d208ab339d469958011d)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit ab93f7c5d88bd43aa857043129f7997f5ad4f6c8)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 3f3b931f0c4cc012c56530caef7b0182a793c26b)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
(cherry picked from commit 86f8f6f781c5aca15241aa129fd6b28ee4b3714a)
Signed-off-by: Christopher Faulet <cfaulet@haproxy.com>
diff --git a/src/tcp_rules.c b/src/tcp_rules.c
index 57f30ae..4b96c86 100644
--- a/src/tcp_rules.c
+++ b/src/tcp_rules.c
@@ -68,22 +68,22 @@
 /*
  * Return the struct tcp_req_action_kw associated to a keyword.
  */
-static struct action_kw *tcp_req_conn_action(const char *kw)
+struct action_kw *tcp_req_conn_action(const char *kw)
 {
 	return action_lookup(&tcp_req_conn_keywords, kw);
 }
 
-static struct action_kw *tcp_req_sess_action(const char *kw)
+struct action_kw *tcp_req_sess_action(const char *kw)
 {
 	return action_lookup(&tcp_req_sess_keywords, kw);
 }
 
-static struct action_kw *tcp_req_cont_action(const char *kw)
+struct action_kw *tcp_req_cont_action(const char *kw)
 {
 	return action_lookup(&tcp_req_cont_keywords, kw);
 }
 
-static struct action_kw *tcp_res_cont_action(const char *kw)
+struct action_kw *tcp_res_cont_action(const char *kw)
 {
 	return action_lookup(&tcp_res_cont_keywords, kw);
 }