diff --git a/servers/slapd/config.c b/servers/slapd/config.c
index 80333f359c6f3e2fc74ee643e8eda6647de46e54..987c862d917d6746edf285d26e657c3c204136dc 100644
--- a/servers/slapd/config.c
+++ b/servers/slapd/config.c
@@ -151,7 +151,7 @@ int config_check_vals(ConfigTable *Conf, ConfigArgs *c, int check_only ) {
 	int rc, arg_user, arg_type, arg_syn, iarg;
 	unsigned uiarg;
 	long larg;
-	size_t ularg;
+	unsigned long ularg;
 	ber_len_t barg;
 	
 	if(Conf->arg_type == ARG_IGNORED) {
diff --git a/servers/slapd/overlays/constraint.c b/servers/slapd/overlays/constraint.c
index f939b37762b947d82b917c0bde7af0c1afba1e42..0d6156af4d8ff63fd04f1a03c610c48556b36b92 100644
--- a/servers/slapd/overlays/constraint.c
+++ b/servers/slapd/overlays/constraint.c
@@ -557,7 +557,7 @@ done:;
 				a2->restrict_filter = ap.restrict_filter;
 				a2->restrict_val = ap.restrict_val;
 
-				for ( app = &on->on_bi.bi_private; *app; app = &(*app)->ap_next )
+				for ( app = (constraint **)&on->on_bi.bi_private; *app; app = &(*app)->ap_next )
 					/* Get to the end */ ;
 
 				a2->ap_next = *app;
diff --git a/servers/slapd/overlays/dyngroup.c b/servers/slapd/overlays/dyngroup.c
index 5d890d66503287c683c548f5afd23f9173faab5a..e0e70af2d91e8ad1d98c10f7888427e9bc0f39cd 100644
--- a/servers/slapd/overlays/dyngroup.c
+++ b/servers/slapd/overlays/dyngroup.c
@@ -111,7 +111,7 @@ static int dgroup_cf( ConfigArgs *c )
 		 */
 		a2 = ch_malloc( sizeof(adpair) );
 
-		for ( app = &on->on_bi.bi_private; *app; app = &(*app)->ap_next )
+		for ( app = (adpair **)&on->on_bi.bi_private; *app; app = &(*app)->ap_next )
 			/* Get to the end */ ;
 
 		a2->ap_mem = ap.ap_mem;
diff --git a/servers/slapd/overlays/valsort.c b/servers/slapd/overlays/valsort.c
index 3d998e2fcb6cb7cc5d1e1dbbdeef20c949ff5350..e251500d0b89b49009200e482ca822d6a3d68281 100644
--- a/servers/slapd/overlays/valsort.c
+++ b/servers/slapd/overlays/valsort.c
@@ -201,7 +201,7 @@ valsort_cf_func(ConfigArgs *c) {
 		return(1);
 	}
 
-	for ( vip = &on->on_bi.bi_private; *vip; vip = &(*vip)->vi_next )
+	for ( vip = (valsort_info **)&on->on_bi.bi_private; *vip; vip = &(*vip)->vi_next )
 		/* Get to the end */ ;
 
 	vi = ch_malloc( sizeof(valsort_info) );