diff -r c040f992052f -r 1c52a0eeb952 vendor/golang.org/x/sys/unix/zerrors_freebsd_386.go
--- a/vendor/golang.org/x/sys/unix/zerrors_freebsd_386.go	Wed Sep 18 19:17:42 2019 +0200
+++ b/vendor/golang.org/x/sys/unix/zerrors_freebsd_386.go	Sun Feb 16 18:54:01 2020 +0100
@@ -3,7 +3,7 @@
 
 // +build 386,freebsd
 
-// Created by cgo -godefs - DO NOT EDIT
+// Code generated by cmd/cgo -godefs; DO NOT EDIT.
 // cgo -godefs -- -m32 _const.go
 
 package unix
@@ -1055,6 +1055,7 @@
 	NET_RT_IFLIST                  = 0x3
 	NET_RT_IFLISTL                 = 0x5
 	NET_RT_IFMALIST                = 0x4
+	NFDBITS                        = 0x20
 	NOFLSH                         = 0x80000000
 	NOKERNINFO                     = 0x2000000
 	NOTE_ATTRIB                    = 0x8