diff --git a/usr.sbin/bsnmpd/modules/snmp_wlan/wlan_sys.c b/usr.sbin/bsnmpd/modules/snmp_wlan/wlan_sys.c
--- a/usr.sbin/bsnmpd/modules/snmp_wlan/wlan_sys.c
+++ b/usr.sbin/bsnmpd/modules/snmp_wlan/wlan_sys.c
@@ -68,8 +68,8 @@
 static uint32_t	wlan_htcaps_to_snmp(uint32_t);
 static uint32_t	wlan_peerstate_to_snmp(uint32_t);
 static uint32_t	wlan_peercaps_to_snmp(uint32_t );
-static uint32_t	wlan_channel_flags_to_snmp_phy(uint32_t);
-static uint32_t	wlan_regdomain_to_snmp(int);
+static enum WlanIfPhyMode wlan_channel_flags_to_snmp_phy(uint32_t);
+static enum WlanRegDomainCode wlan_regdomain_to_snmp(int);
 static uint32_t	wlan_snmp_to_scan_flags(int);
 static int	wlan_config_snmp2ioctl(int);
 static int	wlan_snmp_to_regdomain(enum WlanRegDomainCode);