diff --git a/internal/netxlite/certifi.go b/internal/netxlite/certifi.go
index 776a938..1cd4845 100644
--- a/internal/netxlite/certifi.go
+++ b/internal/netxlite/certifi.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// 2021-10-20 14:12:54.599493 +0200 CEST m=+0.419755751
+// 2021-11-10 12:32:19.01980139 +0100 CET m=+0.363371740
 // https://curl.haxx.se/ca/cacert.pem
 
 package netxlite
@@ -10,7 +10,7 @@ const pemcerts string = `
 ##
 ## Bundle of CA Root Certificates
 ##
-## Certificate data from Mozilla as of: Thu Sep 30 03:12:05 2021 GMT
+## Certificate data from Mozilla as of: Tue Oct 26 03:12:05 2021 GMT
 ##
 ## This is a bundle of X.509 certificates of public Certificate Authorities
 ## (CA). These were automatically extracted from Mozilla's root certificates
@@ -23,7 +23,7 @@ const pemcerts string = `
 ## Just configure this file as the SSLCACertificateFile.
 ##
 ## Conversion done with mk-ca-bundle.pl version 1.28.
-## SHA256: c8f6733d1ff4e6a4769c182971a1234f95ae079247a9c439a13423fe8ba5c24f
+## SHA256: bb36818a81feaa4cca61101e6d6276cd09e972efcb08112dfed846918ca41d7f
 ##
 
 
@@ -3162,4 +3162,82 @@ OPQD8rv7gmsHINFSH5pkAnuYZttcTVoP0ISVoDwUQwbKytu4QTbaakRnh6+v40URFWkIsr4WOZck
 bxJF0WddCajJFdr60qZfE2Efv4WstK2tBZQIgx51F9NxO5NQI1mg7TyRVJ12AMXDuDjb
 -----END CERTIFICATE-----
 
+TunTrust Root CA
+================
+-----BEGIN CERTIFICATE-----
+MIIFszCCA5ugAwIBAgIUEwLV4kBMkkaGFmddtLu7sms+/BMwDQYJKoZIhvcNAQELBQAwYTELMAkG
+A1UEBhMCVE4xNzA1BgNVBAoMLkFnZW5jZSBOYXRpb25hbGUgZGUgQ2VydGlmaWNhdGlvbiBFbGVj
+dHJvbmlxdWUxGTAXBgNVBAMMEFR1blRydXN0IFJvb3QgQ0EwHhcNMTkwNDI2MDg1NzU2WhcNNDQw
+NDI2MDg1NzU2WjBhMQswCQYDVQQGEwJUTjE3MDUGA1UECgwuQWdlbmNlIE5hdGlvbmFsZSBkZSBD
+ZXJ0aWZpY2F0aW9uIEVsZWN0cm9uaXF1ZTEZMBcGA1UEAwwQVHVuVHJ1c3QgUm9vdCBDQTCCAiIw
+DQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAMPN0/y9BFPdDCA61YguBUtB9YOCfvdZn56eY+hz
+2vYGqU8ftPkLHzmMmiDQfgbU7DTZhrx1W4eI8NLZ1KMKsmwb60ksPqxd2JQDoOw05TDENX37Jk0b
+bjBU2PWARZw5rZzJJQRNmpA+TkBuimvNKWfGzC3gdOgFVwpIUPp6Q9p+7FuaDmJ2/uqdHYVy7BG7
+NegfJ7/Boce7SBbdVtfMTqDhuazb1YMZGoXRlJfXyqNlC/M4+QKu3fZnz8k/9YosRxqZbwUN/dAd
+gjH8KcwAWJeRTIAAHDOFli/LQcKLEITDCSSJH7UP2dl3RxiSlGBcx5kDPP73lad9UKGAwqmDrViW
+VSHbhlnUr8a83YFuB9tgYv7sEG7aaAH0gxupPqJbI9dkxt/con3YS7qC0lH4Zr8GRuR5KiY2eY8f
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+VXAkPcvCFDVDXSdOvsC9qnyW5/yeYa1E0wCXAgMBAAGjYzBhMB0GA1UdDgQWBBQGmpsfU33x9aTI
+04Y+oXNZtPdEITAPBgNVHRMBAf8EBTADAQH/MB8GA1UdIwQYMBaAFAaamx9TffH1pMjThj6hc1m0
+90QhMA4GA1UdDwEB/wQEAwIBBjANBgkqhkiG9w0BAQsFAAOCAgEAqgVutt0Vyb+zxiD2BkewhpMl
+0425yAA/l/VSJ4hxyXT968pk21vvHl26v9Hr7lxpuhbI87mP0zYuQEkHDVneixCwSQXi/5E/S7fd
+Ao74gShczNxtr18UnH1YeA32gAm56Q6XKRm4t+v4FstVEuTGfbvE7Pi1HE4+Z7/FXxttbUcoqgRY
+YdZ2vyJ/0Adqp2RT8JeNnYA/u8EH22Wv5psymsNUk8QcCMNE+3tjEUPRahphanltkE8pjkcFwRJp
+adbGNjHh/PqAulxPxOu3Mqz4dWEX1xAZufHSCe96Qp1bWgvUxpVOKs7/B9dPfhgGiPEZtdmYu65x
+xBzndFlY7wyJz4sfdZMaBBSSSFCp61cpABbjNhzI+L/wM9VBD8TMPN3pM0MBkRArHtG5Xc0yGYuP
+jCB31yLEQtyEFpslbei0VXF/sHyz03FJuc9SpAQ/3D2gu68zngowYI7bnV2UqL1g52KAdoGDDIzM
+MEZJ4gzSqK/rYXHv5yJiqfdcZGyfFoxnNidF9Ql7v/YQCvGwjVRDjAS6oz/v4jXH+XTgbzRB0L9z
+ZVcg+ZtnemZoJE6AZb0QmQZZ8mWvuMZHu/2QeItBcy6vVR/cO5JyboTT0GFMDcx2V+IthSIVNg3r
+AZ3r2OvEhJn7wAzMMujjd9qDRIueVSjAi1jTkD5OGwDxFa2DK5o=
+-----END CERTIFICATE-----
+
+HARICA TLS RSA Root CA 2021
+===========================
+-----BEGIN CERTIFICATE-----
+MIIFpDCCA4ygAwIBAgIQOcqTHO9D88aOk8f0ZIk4fjANBgkqhkiG9w0BAQsFADBsMQswCQYDVQQG
+EwJHUjE3MDUGA1UECgwuSGVsbGVuaWMgQWNhZGVtaWMgYW5kIFJlc2VhcmNoIEluc3RpdHV0aW9u
+cyBDQTEkMCIGA1UEAwwbSEFSSUNBIFRMUyBSU0EgUm9vdCBDQSAyMDIxMB4XDTIxMDIxOTEwNTUz
+OFoXDTQ1MDIxMzEwNTUzN1owbDELMAkGA1UEBhMCR1IxNzA1BgNVBAoMLkhlbGxlbmljIEFjYWRl
+bWljIGFuZCBSZXNlYXJjaCBJbnN0aXR1dGlvbnMgQ0ExJDAiBgNVBAMMG0hBUklDQSBUTFMgUlNB
+IFJvb3QgQ0EgMjAyMTCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAIvC569lmwVnlskN
+JLnQDmT8zuIkGCyEf3dRywQRNrhe7Wlxp57kJQmXZ8FHws+RFjZiPTgE4VGC/6zStGndLuwRo0Xu
+a2s7TL+MjaQenRG56Tj5eg4MmOIjHdFOY9TnuEFE+2uva9of08WRiFukiZLRgeaMOVig1mlDqa2Y
+Ulhu2wr7a89o+uOkXjpFc5gH6l8Cct4MpbOfrqkdtx2z/IpZ525yZa31MJQjB/OCFks1mJxTuy/K
+5FrZx40d/JiZ+yykgmvwKh+OC19xXFyuQnspiYHLA6OZyoieC0AJQTPb5lh6/a6ZcMBaD9YThnEv
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+CPxrvrNQKlr9qEgYRtaQQJKQCoReaDH46+0N0x3GfZkYVVYnZS6NRcUk7M7jAgMBAAGjQjBAMA8G
+A1UdEwEB/wQFMAMBAf8wHQYDVR0OBBYEFApII6ZgpJIKM+qTW8VX6iVNvRLuMA4GA1UdDwEB/wQE
+AwIBhjANBgkqhkiG9w0BAQsFAAOCAgEAPpBIqm5iFSVmewzVjIuJndftTgfvnNAUX15QvWiWkKQU
+EapobQk1OUAJ2vQJLDSle1mESSmXdMgHHkdt8s4cUCbjnj1AUz/3f5Z2EMVGpdAgS1D0NTsY9FVq
+QRtHBmg8uwkIYtlfVUKqrFOFrJVWNlar5AWMxajaH6NpvVMPxP/cyuN+8kyIhkdGGvMA9YCRotxD
+QpSbIPDRzbLrLFPCU3hKTwSUQZqPJzLB5UkZv/HywouoCjkxKLR9YjYsTewfM7Z+d21+UPCfDtcR
+j88YxeMn/ibvBZ3PzzfF0HvaO7AWhAw6k9a+F9sPPg4ZeAnHqQJyIkv3N3a6dcSFA1pj1bF1BcK5
+vZStjBWZp5N99sXzqnTPBIWUmAD04vnKJGW/4GKvyMX6ssmeVkjaef2WdhW+o45WxLM0/L5H9MG0
+qPzVMIho7suuyWPEdr6sOBjhXlzPrjoiUevRi7PzKzMHVIf6tLITe7pTBGIBnfHAT+7hOtSLIBD6
+Alfm78ELt5BGnBkpjNxvoEppaZS3JGWg/6w/zgH7IS79aPib8qXPMThcFarmlwDB31qlpzmq6YR/
+PFGoOtmUW4y/Twhx5duoXNTSpv4Ao8YWxw/ogM4cKGR0GQjTQuPOAF1/sdwTsOEFy9EgqoZ0njnn
+kf3/W9b3raYvAwtt41dU63ZTGI0RmLo=
+-----END CERTIFICATE-----
+
+HARICA TLS ECC Root CA 2021
+===========================
+-----BEGIN CERTIFICATE-----
+MIICVDCCAdugAwIBAgIQZ3SdjXfYO2rbIvT/WeK/zjAKBggqhkjOPQQDAzBsMQswCQYDVQQGEwJH
+UjE3MDUGA1UECgwuSGVsbGVuaWMgQWNhZGVtaWMgYW5kIFJlc2VhcmNoIEluc3RpdHV0aW9ucyBD
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+ECUqqHgtvpBBWJAVcqeht6NCMEAwDwYDVR0TAQH/BAUwAwEB/zAdBgNVHQ4EFgQUyRtTgRL+BNUW
+0aq8mm+3oJUZbsowDgYDVR0PAQH/BAQDAgGGMAoGCCqGSM49BAMDA2cAMGQCMBHervjcToiwqfAi
+rcJRQO9gcS3ujwLEXQNwSaSS6sUUiHCm0w2wqsosQJz76YJumgIwK0eaB8bRwoF8yguWGEEbo/Qw
+CZ61IygNnxS2PFOiTAZpffpskcYqSUXm7LcT4Tps
+-----END CERTIFICATE-----
+
 `
diff --git a/internal/netxlite/errno.go b/internal/netxlite/errno.go
index 58b2689..bcd5c2e 100644
--- a/internal/netxlite/errno.go
+++ b/internal/netxlite/errno.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.50877 +0200 CEST m=+0.664237210
+// Generated: 2021-11-10 12:32:24.588032308 +0100 CET m=+4.347991484
 
 package netxlite
 
diff --git a/internal/netxlite/errno_android.go b/internal/netxlite/errno_android.go
deleted file mode 100644
index 69ffe4b..0000000
--- a/internal/netxlite/errno_android.go
+++ /dev/null
@@ -1,112 +0,0 @@
-// Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:54.844727 +0200 CEST m=+0.000188960
-
-package netxlite
-
-import (
-	"errors"
-	"syscall"
-
-	"golang.org/x/sys/unix"
-)
-
-// This enumeration provides a canonical name for
-// every system-call error we support. Note: this list
-// is system dependent. You're currently looking at
-// the list of errors for android.
-const (
-	ECONNREFUSED    = unix.ECONNREFUSED
-	ECONNRESET      = unix.ECONNRESET
-	EHOSTUNREACH    = unix.EHOSTUNREACH
-	ETIMEDOUT       = unix.ETIMEDOUT
-	EAFNOSUPPORT    = unix.EAFNOSUPPORT
-	EADDRINUSE      = unix.EADDRINUSE
-	EADDRNOTAVAIL   = unix.EADDRNOTAVAIL
-	EISCONN         = unix.EISCONN
-	EFAULT          = unix.EFAULT
-	EBADF           = unix.EBADF
-	ECONNABORTED    = unix.ECONNABORTED
-	EALREADY        = unix.EALREADY
-	EDESTADDRREQ    = unix.EDESTADDRREQ
-	EINTR           = unix.EINTR
-	EINVAL          = unix.EINVAL
-	EMSGSIZE        = unix.EMSGSIZE
-	ENETDOWN        = unix.ENETDOWN
-	ENETRESET       = unix.ENETRESET
-	ENETUNREACH     = unix.ENETUNREACH
-	ENOBUFS         = unix.ENOBUFS
-	ENOPROTOOPT     = unix.ENOPROTOOPT
-	ENOTSOCK        = unix.ENOTSOCK
-	ENOTCONN        = unix.ENOTCONN
-	EWOULDBLOCK     = unix.EWOULDBLOCK
-	EACCES          = unix.EACCES
-	EPROTONOSUPPORT = unix.EPROTONOSUPPORT
-	EPROTOTYPE      = unix.EPROTOTYPE
-)
-
-// classifySyscallError converts a syscall error to the
-// proper OONI error. Returns the OONI error string
-// on success, an empty string otherwise.
-func classifySyscallError(err error) string {
-	var errno syscall.Errno
-	if !errors.As(err, &errno) {
-		return ""
-	}
-	switch errno {
-	case unix.ECONNREFUSED:
-		return FailureConnectionRefused
-	case unix.ECONNRESET:
-		return FailureConnectionReset
-	case unix.EHOSTUNREACH:
-		return FailureHostUnreachable
-	case unix.ETIMEDOUT:
-		return FailureTimedOut
-	case unix.EAFNOSUPPORT:
-		return FailureAddressFamilyNotSupported
-	case unix.EADDRINUSE:
-		return FailureAddressInUse
-	case unix.EADDRNOTAVAIL:
-		return FailureAddressNotAvailable
-	case unix.EISCONN:
-		return FailureAlreadyConnected
-	case unix.EFAULT:
-		return FailureBadAddress
-	case unix.EBADF:
-		return FailureBadFileDescriptor
-	case unix.ECONNABORTED:
-		return FailureConnectionAborted
-	case unix.EALREADY:
-		return FailureConnectionAlreadyInProgress
-	case unix.EDESTADDRREQ:
-		return FailureDestinationAddressRequired
-	case unix.EINTR:
-		return FailureInterrupted
-	case unix.EINVAL:
-		return FailureInvalidArgument
-	case unix.EMSGSIZE:
-		return FailureMessageSize
-	case unix.ENETDOWN:
-		return FailureNetworkDown
-	case unix.ENETRESET:
-		return FailureNetworkReset
-	case unix.ENETUNREACH:
-		return FailureNetworkUnreachable
-	case unix.ENOBUFS:
-		return FailureNoBufferSpace
-	case unix.ENOPROTOOPT:
-		return FailureNoProtocolOption
-	case unix.ENOTSOCK:
-		return FailureNotASocket
-	case unix.ENOTCONN:
-		return FailureNotConnected
-	case unix.EWOULDBLOCK:
-		return FailureOperationWouldBlock
-	case unix.EACCES:
-		return FailurePermissionDenied
-	case unix.EPROTONOSUPPORT:
-		return FailureProtocolNotSupported
-	case unix.EPROTOTYPE:
-		return FailureWrongProtocolType
-	}
-	return ""
-}
diff --git a/internal/netxlite/errno_android_test.go b/internal/netxlite/errno_android_test.go
deleted file mode 100644
index d55e682..0000000
--- a/internal/netxlite/errno_android_test.go
+++ /dev/null
@@ -1,188 +0,0 @@
-// Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:54.927727 +0200 CEST m=+0.083189626
-
-package netxlite
-
-import (
-	"io"
-	"syscall"
-	"testing"
-
-	"golang.org/x/sys/unix"
-)
-
-func TestClassifySyscallError(t *testing.T) {
-	t.Run("for a non-syscall error", func(t *testing.T) {
-		if v := classifySyscallError(io.EOF); v != "" {
-			t.Fatalf("expected empty string, got '%s'", v)
-		}
-	})
-
-	t.Run("for ECONNREFUSED", func(t *testing.T) {
-		if v := classifySyscallError(unix.ECONNREFUSED); v != FailureConnectionRefused {
-			t.Fatalf("expected '%s', got '%s'", FailureConnectionRefused, v)
-		}
-	})
-
-	t.Run("for ECONNRESET", func(t *testing.T) {
-		if v := classifySyscallError(unix.ECONNRESET); v != FailureConnectionReset {
-			t.Fatalf("expected '%s', got '%s'", FailureConnectionReset, v)
-		}
-	})
-
-	t.Run("for EHOSTUNREACH", func(t *testing.T) {
-		if v := classifySyscallError(unix.EHOSTUNREACH); v != FailureHostUnreachable {
-			t.Fatalf("expected '%s', got '%s'", FailureHostUnreachable, v)
-		}
-	})
-
-	t.Run("for ETIMEDOUT", func(t *testing.T) {
-		if v := classifySyscallError(unix.ETIMEDOUT); v != FailureTimedOut {
-			t.Fatalf("expected '%s', got '%s'", FailureTimedOut, v)
-		}
-	})
-
-	t.Run("for EAFNOSUPPORT", func(t *testing.T) {
-		if v := classifySyscallError(unix.EAFNOSUPPORT); v != FailureAddressFamilyNotSupported {
-			t.Fatalf("expected '%s', got '%s'", FailureAddressFamilyNotSupported, v)
-		}
-	})
-
-	t.Run("for EADDRINUSE", func(t *testing.T) {
-		if v := classifySyscallError(unix.EADDRINUSE); v != FailureAddressInUse {
-			t.Fatalf("expected '%s', got '%s'", FailureAddressInUse, v)
-		}
-	})
-
-	t.Run("for EADDRNOTAVAIL", func(t *testing.T) {
-		if v := classifySyscallError(unix.EADDRNOTAVAIL); v != FailureAddressNotAvailable {
-			t.Fatalf("expected '%s', got '%s'", FailureAddressNotAvailable, v)
-		}
-	})
-
-	t.Run("for EISCONN", func(t *testing.T) {
-		if v := classifySyscallError(unix.EISCONN); v != FailureAlreadyConnected {
-			t.Fatalf("expected '%s', got '%s'", FailureAlreadyConnected, v)
-		}
-	})
-
-	t.Run("for EFAULT", func(t *testing.T) {
-		if v := classifySyscallError(unix.EFAULT); v != FailureBadAddress {
-			t.Fatalf("expected '%s', got '%s'", FailureBadAddress, v)
-		}
-	})
-
-	t.Run("for EBADF", func(t *testing.T) {
-		if v := classifySyscallError(unix.EBADF); v != FailureBadFileDescriptor {
-			t.Fatalf("expected '%s', got '%s'", FailureBadFileDescriptor, v)
-		}
-	})
-
-	t.Run("for ECONNABORTED", func(t *testing.T) {
-		if v := classifySyscallError(unix.ECONNABORTED); v != FailureConnectionAborted {
-			t.Fatalf("expected '%s', got '%s'", FailureConnectionAborted, v)
-		}
-	})
-
-	t.Run("for EALREADY", func(t *testing.T) {
-		if v := classifySyscallError(unix.EALREADY); v != FailureConnectionAlreadyInProgress {
-			t.Fatalf("expected '%s', got '%s'", FailureConnectionAlreadyInProgress, v)
-		}
-	})
-
-	t.Run("for EDESTADDRREQ", func(t *testing.T) {
-		if v := classifySyscallError(unix.EDESTADDRREQ); v != FailureDestinationAddressRequired {
-			t.Fatalf("expected '%s', got '%s'", FailureDestinationAddressRequired, v)
-		}
-	})
-
-	t.Run("for EINTR", func(t *testing.T) {
-		if v := classifySyscallError(unix.EINTR); v != FailureInterrupted {
-			t.Fatalf("expected '%s', got '%s'", FailureInterrupted, v)
-		}
-	})
-
-	t.Run("for EINVAL", func(t *testing.T) {
-		if v := classifySyscallError(unix.EINVAL); v != FailureInvalidArgument {
-			t.Fatalf("expected '%s', got '%s'", FailureInvalidArgument, v)
-		}
-	})
-
-	t.Run("for EMSGSIZE", func(t *testing.T) {
-		if v := classifySyscallError(unix.EMSGSIZE); v != FailureMessageSize {
-			t.Fatalf("expected '%s', got '%s'", FailureMessageSize, v)
-		}
-	})
-
-	t.Run("for ENETDOWN", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENETDOWN); v != FailureNetworkDown {
-			t.Fatalf("expected '%s', got '%s'", FailureNetworkDown, v)
-		}
-	})
-
-	t.Run("for ENETRESET", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENETRESET); v != FailureNetworkReset {
-			t.Fatalf("expected '%s', got '%s'", FailureNetworkReset, v)
-		}
-	})
-
-	t.Run("for ENETUNREACH", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENETUNREACH); v != FailureNetworkUnreachable {
-			t.Fatalf("expected '%s', got '%s'", FailureNetworkUnreachable, v)
-		}
-	})
-
-	t.Run("for ENOBUFS", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENOBUFS); v != FailureNoBufferSpace {
-			t.Fatalf("expected '%s', got '%s'", FailureNoBufferSpace, v)
-		}
-	})
-
-	t.Run("for ENOPROTOOPT", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENOPROTOOPT); v != FailureNoProtocolOption {
-			t.Fatalf("expected '%s', got '%s'", FailureNoProtocolOption, v)
-		}
-	})
-
-	t.Run("for ENOTSOCK", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENOTSOCK); v != FailureNotASocket {
-			t.Fatalf("expected '%s', got '%s'", FailureNotASocket, v)
-		}
-	})
-
-	t.Run("for ENOTCONN", func(t *testing.T) {
-		if v := classifySyscallError(unix.ENOTCONN); v != FailureNotConnected {
-			t.Fatalf("expected '%s', got '%s'", FailureNotConnected, v)
-		}
-	})
-
-	t.Run("for EWOULDBLOCK", func(t *testing.T) {
-		if v := classifySyscallError(unix.EWOULDBLOCK); v != FailureOperationWouldBlock {
-			t.Fatalf("expected '%s', got '%s'", FailureOperationWouldBlock, v)
-		}
-	})
-
-	t.Run("for EACCES", func(t *testing.T) {
-		if v := classifySyscallError(unix.EACCES); v != FailurePermissionDenied {
-			t.Fatalf("expected '%s', got '%s'", FailurePermissionDenied, v)
-		}
-	})
-
-	t.Run("for EPROTONOSUPPORT", func(t *testing.T) {
-		if v := classifySyscallError(unix.EPROTONOSUPPORT); v != FailureProtocolNotSupported {
-			t.Fatalf("expected '%s', got '%s'", FailureProtocolNotSupported, v)
-		}
-	})
-
-	t.Run("for EPROTOTYPE", func(t *testing.T) {
-		if v := classifySyscallError(unix.EPROTOTYPE); v != FailureWrongProtocolType {
-			t.Fatalf("expected '%s', got '%s'", FailureWrongProtocolType, v)
-		}
-	})
-
-	t.Run("for the zero errno value", func(t *testing.T) {
-		if v := classifySyscallError(syscall.Errno(0)); v != "" {
-			t.Fatalf("expected empty string, got '%s'", v)
-		}
-	})
-}
diff --git a/internal/netxlite/errno_darwin.go b/internal/netxlite/errno_darwin.go
index 99d62bd..ca56433 100644
--- a/internal/netxlite/errno_darwin.go
+++ b/internal/netxlite/errno_darwin.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:54.974877 +0200 CEST m=+0.130340293
+// Generated: 2021-11-10 12:32:20.240263878 +0100 CET m=+0.000223034
 
 package netxlite
 
diff --git a/internal/netxlite/errno_darwin_test.go b/internal/netxlite/errno_darwin_test.go
index d08be28..9d00594 100644
--- a/internal/netxlite/errno_darwin_test.go
+++ b/internal/netxlite/errno_darwin_test.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.045861 +0200 CEST m=+0.201324876
+// Generated: 2021-11-10 12:32:20.868774842 +0100 CET m=+0.628733978
 
 package netxlite
 
diff --git a/internal/netxlite/errno_freebsd.go b/internal/netxlite/errno_freebsd.go
index a221332..69d2524 100644
--- a/internal/netxlite/errno_freebsd.go
+++ b/internal/netxlite/errno_freebsd.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.086625 +0200 CEST m=+0.242089460
+// Generated: 2021-11-10 12:32:21.21962196 +0100 CET m=+0.979581106
 
 package netxlite
 
diff --git a/internal/netxlite/errno_freebsd_test.go b/internal/netxlite/errno_freebsd_test.go
index 2e558c7..e3adc86 100644
--- a/internal/netxlite/errno_freebsd_test.go
+++ b/internal/netxlite/errno_freebsd_test.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.158003 +0200 CEST m=+0.313467668
+// Generated: 2021-11-10 12:32:21.590776904 +0100 CET m=+1.350736040
 
 package netxlite
 
diff --git a/internal/netxlite/errno_ios.go b/internal/netxlite/errno_ios.go
index 21f2688..d3ce93a 100644
--- a/internal/netxlite/errno_ios.go
+++ b/internal/netxlite/errno_ios.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.199889 +0200 CEST m=+0.355353960
+// Generated: 2021-11-10 12:32:21.956427226 +0100 CET m=+1.716386362
 
 package netxlite
 
diff --git a/internal/netxlite/errno_ios_test.go b/internal/netxlite/errno_ios_test.go
index 85ea4aa..5a65f3a 100644
--- a/internal/netxlite/errno_ios_test.go
+++ b/internal/netxlite/errno_ios_test.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.26791 +0200 CEST m=+0.423375168
+// Generated: 2021-11-10 12:32:22.413994086 +0100 CET m=+2.173953232
 
 package netxlite
 
diff --git a/internal/netxlite/errno_linux.go b/internal/netxlite/errno_linux.go
index 480b71b..e6b1ac4 100644
--- a/internal/netxlite/errno_linux.go
+++ b/internal/netxlite/errno_linux.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.309355 +0200 CEST m=+0.464820460
+// Generated: 2021-11-10 12:32:22.795026799 +0100 CET m=+2.554985925
 
 package netxlite
 
diff --git a/internal/netxlite/errno_linux_test.go b/internal/netxlite/errno_linux_test.go
index 1b7a4a5..3dbb256 100644
--- a/internal/netxlite/errno_linux_test.go
+++ b/internal/netxlite/errno_linux_test.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.377268 +0200 CEST m=+0.532734710
+// Generated: 2021-11-10 12:32:23.366945689 +0100 CET m=+3.126904885
 
 package netxlite
 
diff --git a/internal/netxlite/errno_windows.go b/internal/netxlite/errno_windows.go
index 77316d2..201b488 100644
--- a/internal/netxlite/errno_windows.go
+++ b/internal/netxlite/errno_windows.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.419258 +0200 CEST m=+0.574724501
+// Generated: 2021-11-10 12:32:23.769840098 +0100 CET m=+3.529799255
 
 package netxlite
 
diff --git a/internal/netxlite/errno_windows_test.go b/internal/netxlite/errno_windows_test.go
index a23907b..2e506f7 100644
--- a/internal/netxlite/errno_windows_test.go
+++ b/internal/netxlite/errno_windows_test.go
@@ -1,5 +1,5 @@
 // Code generated by go generate; DO NOT EDIT.
-// Generated: 2021-10-20 14:12:55.470884 +0200 CEST m=+0.626351293
+// Generated: 2021-11-10 12:32:24.267604596 +0100 CET m=+4.027563753
 
 package netxlite
 
diff --git a/internal/netxlite/internal/generrno/main.go b/internal/netxlite/internal/generrno/main.go
index e05c6bc..c342e26 100644
--- a/internal/netxlite/internal/generrno/main.go
+++ b/internal/netxlite/internal/generrno/main.go
@@ -173,7 +173,7 @@ var Specs = []*ErrorSpec{
 // of the related golang.org/x/sys/$name library.
 func mapSystemToLibrary(system string) string {
 	switch system {
-	case "android", "darwin", "freebsd", "ios", "linux":
+	case "darwin", "freebsd", "ios", "linux":
 		return "unix"
 	case "windows":
 		return "windows"
@@ -362,7 +362,6 @@ func writeSystemSpecificTestFile(system string) {
 
 // SupportedSystems contains the list of supported systems.
 var SupportedSystems = []string{
-	"android",
 	"darwin",
 	"freebsd",
 	"ios",