unix: add vmsockets ioctl constant on Linux

To be used e.g. in github.com/mdlayher/vsock

Change-Id: I52148a6e6c53c022c07e2cc8bf7348a96445c17b
Reviewed-on: https://go-review.googlesource.com/76193
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matt Layher <mdlayher@gmail.com>
diff --git a/unix/mkerrors.sh b/unix/mkerrors.sh
index 4ddd4ff..2db9e0a 100755
--- a/unix/mkerrors.sh
+++ b/unix/mkerrors.sh
@@ -421,6 +421,7 @@
 		$2 ~ /^SECCOMP_MODE_/ ||
 		$2 ~ /^SPLICE_/ ||
 		$2 ~ /^(VM|VMADDR)_/ ||
+		$2 ~ /^IOCTL_VM_SOCKETS_/ ||
 		$2 ~ /^(TASKSTATS|TS)_/ ||
 		$2 ~ /^GENL_/ ||
 		$2 ~ /^UTIME_/ ||
diff --git a/unix/zerrors_linux_386.go b/unix/zerrors_linux_386.go
index bb8a772..8947248 100644
--- a/unix/zerrors_linux_386.go
+++ b/unix/zerrors_linux_386.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x7b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_amd64.go b/unix/zerrors_linux_amd64.go
index cf0b224..4083cb2 100644
--- a/unix/zerrors_linux_amd64.go
+++ b/unix/zerrors_linux_amd64.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x7b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_arm.go b/unix/zerrors_linux_arm.go
index 57cfcf3..27d3835 100644
--- a/unix/zerrors_linux_arm.go
+++ b/unix/zerrors_linux_arm.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x7b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_arm64.go b/unix/zerrors_linux_arm64.go
index b6e5b09..69ad314 100644
--- a/unix/zerrors_linux_arm64.go
+++ b/unix/zerrors_linux_arm64.go
@@ -625,6 +625,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x7b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_mips.go b/unix/zerrors_linux_mips.go
index 0113e1f..d131a4c 100644
--- a/unix/zerrors_linux_mips.go
+++ b/unix/zerrors_linux_mips.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_mips64.go b/unix/zerrors_linux_mips64.go
index 6857657..62dd203 100644
--- a/unix/zerrors_linux_mips64.go
+++ b/unix/zerrors_linux_mips64.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_mips64le.go b/unix/zerrors_linux_mips64le.go
index 14f7e0e..dc8e56e 100644
--- a/unix/zerrors_linux_mips64le.go
+++ b/unix/zerrors_linux_mips64le.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_mipsle.go b/unix/zerrors_linux_mipsle.go
index f795862..9067662 100644
--- a/unix/zerrors_linux_mipsle.go
+++ b/unix/zerrors_linux_mipsle.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_ppc64.go b/unix/zerrors_linux_ppc64.go
index 2544c4b..f6ca82c 100644
--- a/unix/zerrors_linux_ppc64.go
+++ b/unix/zerrors_linux_ppc64.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_ppc64le.go b/unix/zerrors_linux_ppc64le.go
index 133bdf5..ddd2562 100644
--- a/unix/zerrors_linux_ppc64le.go
+++ b/unix/zerrors_linux_ppc64le.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x200007b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c
diff --git a/unix/zerrors_linux_s390x.go b/unix/zerrors_linux_s390x.go
index b921fb1..fc304a6 100644
--- a/unix/zerrors_linux_s390x.go
+++ b/unix/zerrors_linux_s390x.go
@@ -623,6 +623,7 @@
 	IN_OPEN                              = 0x20
 	IN_Q_OVERFLOW                        = 0x4000
 	IN_UNMOUNT                           = 0x2000
+	IOCTL_VM_SOCKETS_GET_LOCAL_CID       = 0x7b9
 	IPPROTO_AH                           = 0x33
 	IPPROTO_BEETPH                       = 0x5e
 	IPPROTO_COMP                         = 0x6c