diff --git a/src/unix/bsd/mod.rs b/src/unix/bsd/mod.rs
index 03125c9473765..23efbe7e2b9a7 100644
--- a/src/unix/bsd/mod.rs
+++ b/src/unix/bsd/mod.rs
@@ -57,7 +57,9 @@ s! {
         pub ifa_addr: *mut ::sockaddr,
         pub ifa_netmask: *mut ::sockaddr,
         pub ifa_dstaddr: *mut ::sockaddr,
-        pub ifa_data: *mut ::c_void
+        pub ifa_data: *mut ::c_void,
+        #[cfg(target_os = "netbsd")]
+        pub ifa_addrflags: ::c_uint
     }
 
     pub struct fd_set {
diff --git a/src/unix/bsd/netbsdlike/netbsd/mod.rs b/src/unix/bsd/netbsdlike/netbsd/mod.rs
index 55b8f4c433cf2..045caa97471d7 100644
--- a/src/unix/bsd/netbsdlike/netbsd/mod.rs
+++ b/src/unix/bsd/netbsdlike/netbsd/mod.rs
@@ -523,15 +523,16 @@ pub const AF_BLUETOOTH: ::c_int = 31;
 pub const AF_IEEE80211: ::c_int = 32;
 pub const AF_MPLS: ::c_int = 33;
 pub const AF_ROUTE: ::c_int = 34;
-pub const AF_MAX: ::c_int = 35;
+pub const AF_MAX: ::c_int = 36;
 
 pub const NET_MAXID: ::c_int = AF_MAX;
 pub const NET_RT_DUMP: ::c_int = 1;
 pub const NET_RT_FLAGS: ::c_int = 2;
-pub const NET_RT_OOIFLIST: ::c_int = 3;
-pub const NET_RT_OIFLIST: ::c_int = 4;
-pub const NET_RT_IFLIST: ::c_int = 5;
-pub const NET_RT_MAXID: ::c_int = 6;
+pub const NET_RT_OOOIFLIST: ::c_int = 3;
+pub const NET_RT_OOIFLIST: ::c_int = 4;
+pub const NET_RT_OIFLIST: ::c_int = 5;
+pub const NET_RT_IFLIST: ::c_int = 6;
+pub const NET_RT_MAXID: ::c_int = 7;
 
 pub const PF_OROUTE: ::c_int = AF_OROUTE;
 pub const PF_ARP: ::c_int = AF_ARP;