mail/meta1: fix build with clang16

mail/meta1/files/patch-include_sm_mapcnf.h

@@ -0,0 +1,11 @@
+--- include/sm/mapcnf.h.orig	2020-12-27 19:02:05 UTC
++++ include/sm/mapcnf.h
+@@ -50,7 +50,7 @@ typedef enum mapspec_kind_E mapspec_kind_T;
+ 	sm_map_P		 mst_##what##_map;	\
+ 	char			*mst_##what##_name;	\
+ 	char			*mst_##what##_type;	\
+-	sm_ret_T		*mst_##what##_ret
++	sm_ret_T		 mst_##what##_ret
+
+ #define SM_MAPSPEC_FL_IMPLDET	0x00000001u
+

mail/meta1/files/patch-smtps_smtps.c

@@ -0,0 +1,15 @@
+--- smtps/smtps.c.orig	2022-09-24 16:59:28 UTC
++++ smtps/smtps.c
+@@ -2168,9 +2168,11 @@ ss_proxy_policy(sasl_conn_t *conn, void *context, cons
+ 	return SASL_OK;
+ }
+
++typedef int (*sasl_callback_ft)(void);
++
+ static sasl_callback_t sm_sasl_srvcbs[] =
+ {
+-	{	SASL_CB_PROXY_POLICY,	&ss_proxy_policy,	NULL	},
++	{	SASL_CB_PROXY_POLICY,	(sasl_callback_ft)&ss_proxy_policy,	NULL	},
+ 	{	SASL_CB_LIST_END,	NULL,		NULL	}
+ };
+ #endif