diff --git a/src/aarch64/btrfs.rs b/src/aarch64/btrfs.rs
index 2294965b..89ec9126 100644
--- a/src/aarch64/btrfs.rs
+++ b/src/aarch64/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/arm/btrfs.rs b/src/arm/btrfs.rs
index ea5b6e2f..f394082c 100644
--- a/src/arm/btrfs.rs
+++ b/src/arm/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/csky/btrfs.rs b/src/csky/btrfs.rs
index 728a3bb8..bf523af3 100644
--- a/src/csky/btrfs.rs
+++ b/src/csky/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/hexagon/btrfs.rs b/src/hexagon/btrfs.rs
index 5e2dda84..5864757e 100644
--- a/src/hexagon/btrfs.rs
+++ b/src/hexagon/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/lib.rs b/src/lib.rs
index 23f75b3c..e08e09b3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -762,6 +762,10 @@ pub mod ptrace;
 #[cfg(target_arch = "m68k")]
 #[path = "m68k/system.rs"]
 pub mod system;
+#[cfg(feature = "vm_sockets")]
+#[cfg(target_arch = "m68k")]
+#[path = "m68k/vm_sockets.rs"]
+pub mod vm_sockets;
 #[cfg(feature = "xdp")]
 #[cfg(target_arch = "m68k")]
 #[path = "m68k/xdp.rs"]
diff --git a/src/loongarch64/btrfs.rs b/src/loongarch64/btrfs.rs
index d9bdef69..a64f6c3c 100644
--- a/src/loongarch64/btrfs.rs
+++ b/src/loongarch64/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/m68k/netlink.rs b/src/m68k/netlink.rs
index ce6930de..287111f8 100644
--- a/src/m68k/netlink.rs
+++ b/src/m68k/netlink.rs
@@ -610,6 +610,31 @@ pub tca_family: crate::ctypes::c_uchar,
 pub tca__pad1: crate::ctypes::c_uchar,
 pub tca__pad2: crate::ctypes::c_ushort,
 }
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct fib_rule_hdr {
+pub family: __u8,
+pub dst_len: __u8,
+pub src_len: __u8,
+pub tos: __u8,
+pub table: __u8,
+pub res1: __u8,
+pub res2: __u8,
+pub action: __u8,
+pub flags: __u32,
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct fib_rule_uid_range {
+pub start: __u32,
+pub end: __u32,
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct fib_rule_port_range {
+pub start: __u16,
+pub end: __u16,
+}
 pub const _K_SS_MAXSIZE: u32 = 128;
 pub const SOCK_SNDBUF_LOCK: u32 = 1;
 pub const SOCK_RCVBUF_LOCK: u32 = 2;
@@ -870,6 +895,13 @@ pub const RTEXT_FILTER_MRP: u32 = 16;
 pub const RTEXT_FILTER_CFM_CONFIG: u32 = 32;
 pub const RTEXT_FILTER_CFM_STATUS: u32 = 64;
 pub const RTEXT_FILTER_MST: u32 = 128;
+pub const FIB_RULE_PERMANENT: u32 = 1;
+pub const FIB_RULE_INVERT: u32 = 2;
+pub const FIB_RULE_UNRESOLVED: u32 = 4;
+pub const FIB_RULE_IIF_DETACHED: u32 = 8;
+pub const FIB_RULE_DEV_DETACHED: u32 = 8;
+pub const FIB_RULE_OIF_DETACHED: u32 = 16;
+pub const FIB_RULE_FIND_SADDR: u32 = 65536;
 pub const NETLINK_UNCONNECTED: _bindgen_ty_1 = _bindgen_ty_1::NETLINK_UNCONNECTED;
 pub const NETLINK_CONNECTED: _bindgen_ty_1 = _bindgen_ty_1::NETLINK_CONNECTED;
 pub const IFLA_UNSPEC: _bindgen_ty_2 = _bindgen_ty_2::IFLA_UNSPEC;
@@ -1644,6 +1676,48 @@ pub const TCA_ROOT_COUNT: _bindgen_ty_68 = _bindgen_ty_68::TCA_ROOT_COUNT;
 pub const TCA_ROOT_TIME_DELTA: _bindgen_ty_68 = _bindgen_ty_68::TCA_ROOT_TIME_DELTA;
 pub const TCA_ROOT_EXT_WARN_MSG: _bindgen_ty_68 = _bindgen_ty_68::TCA_ROOT_EXT_WARN_MSG;
 pub const __TCA_ROOT_MAX: _bindgen_ty_68 = _bindgen_ty_68::__TCA_ROOT_MAX;
+pub const FRA_UNSPEC: _bindgen_ty_69 = _bindgen_ty_69::FRA_UNSPEC;
+pub const FRA_DST: _bindgen_ty_69 = _bindgen_ty_69::FRA_DST;
+pub const FRA_SRC: _bindgen_ty_69 = _bindgen_ty_69::FRA_SRC;
+pub const FRA_IIFNAME: _bindgen_ty_69 = _bindgen_ty_69::FRA_IIFNAME;
+pub const FRA_GOTO: _bindgen_ty_69 = _bindgen_ty_69::FRA_GOTO;
+pub const FRA_UNUSED2: _bindgen_ty_69 = _bindgen_ty_69::FRA_UNUSED2;
+pub const FRA_PRIORITY: _bindgen_ty_69 = _bindgen_ty_69::FRA_PRIORITY;
+pub const FRA_UNUSED3: _bindgen_ty_69 = _bindgen_ty_69::FRA_UNUSED3;
+pub const FRA_UNUSED4: _bindgen_ty_69 = _bindgen_ty_69::FRA_UNUSED4;
+pub const FRA_UNUSED5: _bindgen_ty_69 = _bindgen_ty_69::FRA_UNUSED5;
+pub const FRA_FWMARK: _bindgen_ty_69 = _bindgen_ty_69::FRA_FWMARK;
+pub const FRA_FLOW: _bindgen_ty_69 = _bindgen_ty_69::FRA_FLOW;
+pub const FRA_TUN_ID: _bindgen_ty_69 = _bindgen_ty_69::FRA_TUN_ID;
+pub const FRA_SUPPRESS_IFGROUP: _bindgen_ty_69 = _bindgen_ty_69::FRA_SUPPRESS_IFGROUP;
+pub const FRA_SUPPRESS_PREFIXLEN: _bindgen_ty_69 = _bindgen_ty_69::FRA_SUPPRESS_PREFIXLEN;
+pub const FRA_TABLE: _bindgen_ty_69 = _bindgen_ty_69::FRA_TABLE;
+pub const FRA_FWMASK: _bindgen_ty_69 = _bindgen_ty_69::FRA_FWMASK;
+pub const FRA_OIFNAME: _bindgen_ty_69 = _bindgen_ty_69::FRA_OIFNAME;
+pub const FRA_PAD: _bindgen_ty_69 = _bindgen_ty_69::FRA_PAD;
+pub const FRA_L3MDEV: _bindgen_ty_69 = _bindgen_ty_69::FRA_L3MDEV;
+pub const FRA_UID_RANGE: _bindgen_ty_69 = _bindgen_ty_69::FRA_UID_RANGE;
+pub const FRA_PROTOCOL: _bindgen_ty_69 = _bindgen_ty_69::FRA_PROTOCOL;
+pub const FRA_IP_PROTO: _bindgen_ty_69 = _bindgen_ty_69::FRA_IP_PROTO;
+pub const FRA_SPORT_RANGE: _bindgen_ty_69 = _bindgen_ty_69::FRA_SPORT_RANGE;
+pub const FRA_DPORT_RANGE: _bindgen_ty_69 = _bindgen_ty_69::FRA_DPORT_RANGE;
+pub const FRA_DSCP: _bindgen_ty_69 = _bindgen_ty_69::FRA_DSCP;
+pub const FRA_FLOWLABEL: _bindgen_ty_69 = _bindgen_ty_69::FRA_FLOWLABEL;
+pub const FRA_FLOWLABEL_MASK: _bindgen_ty_69 = _bindgen_ty_69::FRA_FLOWLABEL_MASK;
+pub const FRA_SPORT_MASK: _bindgen_ty_69 = _bindgen_ty_69::FRA_SPORT_MASK;
+pub const FRA_DPORT_MASK: _bindgen_ty_69 = _bindgen_ty_69::FRA_DPORT_MASK;
+pub const FRA_DSCP_MASK: _bindgen_ty_69 = _bindgen_ty_69::FRA_DSCP_MASK;
+pub const __FRA_MAX: _bindgen_ty_69 = _bindgen_ty_69::__FRA_MAX;
+pub const FR_ACT_UNSPEC: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_UNSPEC;
+pub const FR_ACT_TO_TBL: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_TO_TBL;
+pub const FR_ACT_GOTO: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_GOTO;
+pub const FR_ACT_NOP: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_NOP;
+pub const FR_ACT_RES3: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_RES3;
+pub const FR_ACT_RES4: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_RES4;
+pub const FR_ACT_BLACKHOLE: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_BLACKHOLE;
+pub const FR_ACT_UNREACHABLE: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_UNREACHABLE;
+pub const FR_ACT_PROHIBIT: _bindgen_ty_70 = _bindgen_ty_70::FR_ACT_PROHIBIT;
+pub const __FR_ACT_MAX: _bindgen_ty_70 = _bindgen_ty_70::__FR_ACT_MAX;
 #[repr(u32)]
 #[non_exhaustive]
 #[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
@@ -5189,6 +5263,58 @@ TCA_ROOT_TIME_DELTA = 4,
 TCA_ROOT_EXT_WARN_MSG = 5,
 __TCA_ROOT_MAX = 6,
 }
+#[repr(u32)]
+#[non_exhaustive]
+#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
+pub enum _bindgen_ty_69 {
+FRA_UNSPEC = 0,
+FRA_DST = 1,
+FRA_SRC = 2,
+FRA_IIFNAME = 3,
+FRA_GOTO = 4,
+FRA_UNUSED2 = 5,
+FRA_PRIORITY = 6,
+FRA_UNUSED3 = 7,
+FRA_UNUSED4 = 8,
+FRA_UNUSED5 = 9,
+FRA_FWMARK = 10,
+FRA_FLOW = 11,
+FRA_TUN_ID = 12,
+FRA_SUPPRESS_IFGROUP = 13,
+FRA_SUPPRESS_PREFIXLEN = 14,
+FRA_TABLE = 15,
+FRA_FWMASK = 16,
+FRA_OIFNAME = 17,
+FRA_PAD = 18,
+FRA_L3MDEV = 19,
+FRA_UID_RANGE = 20,
+FRA_PROTOCOL = 21,
+FRA_IP_PROTO = 22,
+FRA_SPORT_RANGE = 23,
+FRA_DPORT_RANGE = 24,
+FRA_DSCP = 25,
+FRA_FLOWLABEL = 26,
+FRA_FLOWLABEL_MASK = 27,
+FRA_SPORT_MASK = 28,
+FRA_DPORT_MASK = 29,
+FRA_DSCP_MASK = 30,
+__FRA_MAX = 31,
+}
+#[repr(u32)]
+#[non_exhaustive]
+#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
+pub enum _bindgen_ty_70 {
+FR_ACT_UNSPEC = 0,
+FR_ACT_TO_TBL = 1,
+FR_ACT_GOTO = 2,
+FR_ACT_NOP = 3,
+FR_ACT_RES3 = 4,
+FR_ACT_RES4 = 5,
+FR_ACT_BLACKHOLE = 6,
+FR_ACT_UNREACHABLE = 7,
+FR_ACT_PROHIBIT = 8,
+__FR_ACT_MAX = 9,
+}
 #[repr(C)]
 #[derive(Copy, Clone)]
 pub union __kernel_sockaddr_storage__bindgen_ty_1 {
diff --git a/src/m68k/vm_sockets.rs b/src/m68k/vm_sockets.rs
new file mode 100644
index 00000000..378bf38e
--- /dev/null
+++ b/src/m68k/vm_sockets.rs
@@ -0,0 +1,108 @@
+/* automatically generated by rust-bindgen 0.72.1 */
+
+pub type __kernel_sa_family_t = crate::ctypes::c_ushort;
+pub type __s8 = crate::ctypes::c_schar;
+pub type __u8 = crate::ctypes::c_uchar;
+pub type __s16 = crate::ctypes::c_short;
+pub type __u16 = crate::ctypes::c_ushort;
+pub type __s32 = crate::ctypes::c_int;
+pub type __u32 = crate::ctypes::c_uint;
+pub type __s64 = crate::ctypes::c_longlong;
+pub type __u64 = crate::ctypes::c_ulonglong;
+pub type __kernel_key_t = crate::ctypes::c_int;
+pub type __kernel_mqd_t = crate::ctypes::c_int;
+pub type __kernel_mode_t = crate::ctypes::c_ushort;
+pub type __kernel_ipc_pid_t = crate::ctypes::c_ushort;
+pub type __kernel_uid_t = crate::ctypes::c_ushort;
+pub type __kernel_gid_t = crate::ctypes::c_ushort;
+pub type __kernel_old_dev_t = crate::ctypes::c_ushort;
+pub type __kernel_long_t = crate::ctypes::c_long;
+pub type __kernel_ulong_t = crate::ctypes::c_ulong;
+pub type __kernel_ino_t = __kernel_ulong_t;
+pub type __kernel_pid_t = crate::ctypes::c_int;
+pub type __kernel_suseconds_t = __kernel_long_t;
+pub type __kernel_daddr_t = crate::ctypes::c_int;
+pub type __kernel_uid32_t = crate::ctypes::c_uint;
+pub type __kernel_gid32_t = crate::ctypes::c_uint;
+pub type __kernel_old_uid_t = __kernel_uid_t;
+pub type __kernel_old_gid_t = __kernel_gid_t;
+pub type __kernel_size_t = crate::ctypes::c_uint;
+pub type __kernel_ssize_t = crate::ctypes::c_int;
+pub type __kernel_ptrdiff_t = crate::ctypes::c_int;
+pub type __kernel_off_t = __kernel_long_t;
+pub type __kernel_loff_t = crate::ctypes::c_longlong;
+pub type __kernel_old_time_t = __kernel_long_t;
+pub type __kernel_time_t = __kernel_long_t;
+pub type __kernel_time64_t = crate::ctypes::c_longlong;
+pub type __kernel_clock_t = __kernel_long_t;
+pub type __kernel_timer_t = crate::ctypes::c_int;
+pub type __kernel_clockid_t = crate::ctypes::c_int;
+pub type __kernel_caddr_t = *mut crate::ctypes::c_char;
+pub type __kernel_uid16_t = crate::ctypes::c_ushort;
+pub type __kernel_gid16_t = crate::ctypes::c_ushort;
+pub type __le16 = __u16;
+pub type __be16 = __u16;
+pub type __le32 = __u32;
+pub type __be32 = __u32;
+pub type __le64 = __u64;
+pub type __be64 = __u64;
+pub type __sum16 = __u16;
+pub type __wsum = __u32;
+pub type __poll_t = crate::ctypes::c_uint;
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub struct __kernel_sockaddr_storage {
+pub __bindgen_anon_1: __kernel_sockaddr_storage__bindgen_ty_1,
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct __kernel_sockaddr_storage__bindgen_ty_1__bindgen_ty_1 {
+pub ss_family: __kernel_sa_family_t,
+pub __data: [crate::ctypes::c_char; 126usize],
+}
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub struct sockaddr {
+pub __storage: __kernel_sockaddr_storage,
+}
+#[repr(C)]
+#[derive(Debug, Copy, Clone)]
+pub struct sockaddr_vm {
+pub svm_family: __kernel_sa_family_t,
+pub svm_reserved1: crate::ctypes::c_ushort,
+pub svm_port: crate::ctypes::c_uint,
+pub svm_cid: crate::ctypes::c_uint,
+pub svm_flags: __u8,
+pub svm_zero: [crate::ctypes::c_uchar; 115usize],
+}
+pub const _K_SS_MAXSIZE: u32 = 128;
+pub const SOCK_SNDBUF_LOCK: u32 = 1;
+pub const SOCK_RCVBUF_LOCK: u32 = 2;
+pub const SOCK_BUF_LOCK_MASK: u32 = 3;
+pub const SOCK_TXREHASH_DEFAULT: u32 = 255;
+pub const SOCK_TXREHASH_DISABLED: u32 = 0;
+pub const SOCK_TXREHASH_ENABLED: u32 = 1;
+pub const __BITS_PER_LONG_LONG: u32 = 64;
+pub const SO_VM_SOCKETS_BUFFER_SIZE: u32 = 0;
+pub const SO_VM_SOCKETS_BUFFER_MIN_SIZE: u32 = 1;
+pub const SO_VM_SOCKETS_BUFFER_MAX_SIZE: u32 = 2;
+pub const SO_VM_SOCKETS_PEER_HOST_VM_ID: u32 = 3;
+pub const SO_VM_SOCKETS_TRUSTED: u32 = 5;
+pub const SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD: u32 = 6;
+pub const SO_VM_SOCKETS_NONBLOCK_TXRX: u32 = 7;
+pub const SO_VM_SOCKETS_CONNECT_TIMEOUT_NEW: u32 = 8;
+pub const VMADDR_CID_ANY: i32 = -1;
+pub const VMADDR_PORT_ANY: i32 = -1;
+pub const VMADDR_CID_HYPERVISOR: u32 = 0;
+pub const VMADDR_CID_LOCAL: u32 = 1;
+pub const VMADDR_CID_HOST: u32 = 2;
+pub const VMADDR_FLAG_TO_HOST: u32 = 1;
+pub const VM_SOCKETS_INVALID_VERSION: i32 = -1;
+pub const SOL_VSOCK: u32 = 287;
+pub const VSOCK_RECVERR: u32 = 1;
+#[repr(C)]
+#[derive(Copy, Clone)]
+pub union __kernel_sockaddr_storage__bindgen_ty_1 {
+pub __bindgen_anon_1: __kernel_sockaddr_storage__bindgen_ty_1__bindgen_ty_1,
+pub __align: *mut crate::ctypes::c_void,
+}
diff --git a/src/mips/btrfs.rs b/src/mips/btrfs.rs
index 2a89fa31..d1de05a4 100644
--- a/src/mips/btrfs.rs
+++ b/src/mips/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/mips32r6/btrfs.rs b/src/mips32r6/btrfs.rs
index 2a89fa31..d1de05a4 100644
--- a/src/mips32r6/btrfs.rs
+++ b/src/mips32r6/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/mips64/btrfs.rs b/src/mips64/btrfs.rs
index f177b776..f322b77b 100644
--- a/src/mips64/btrfs.rs
+++ b/src/mips64/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/mips64r6/btrfs.rs b/src/mips64r6/btrfs.rs
index f177b776..f322b77b 100644
--- a/src/mips64r6/btrfs.rs
+++ b/src/mips64r6/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/powerpc/btrfs.rs b/src/powerpc/btrfs.rs
index 12940118..97f3b11d 100644
--- a/src/powerpc/btrfs.rs
+++ b/src/powerpc/btrfs.rs
@@ -745,7 +745,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/powerpc64/btrfs.rs b/src/powerpc64/btrfs.rs
index 39e05eb3..3b8cd333 100644
--- a/src/powerpc64/btrfs.rs
+++ b/src/powerpc64/btrfs.rs
@@ -747,7 +747,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/riscv32/btrfs.rs b/src/riscv32/btrfs.rs
index 728a3bb8..bf523af3 100644
--- a/src/riscv32/btrfs.rs
+++ b/src/riscv32/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/riscv64/btrfs.rs b/src/riscv64/btrfs.rs
index d9bdef69..a64f6c3c 100644
--- a/src/riscv64/btrfs.rs
+++ b/src/riscv64/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/s390x/btrfs.rs b/src/s390x/btrfs.rs
index ee668a3e..b37fa305 100644
--- a/src/s390x/btrfs.rs
+++ b/src/s390x/btrfs.rs
@@ -755,7 +755,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/sparc/btrfs.rs b/src/sparc/btrfs.rs
index 23d7a257..c4ef80a1 100644
--- a/src/sparc/btrfs.rs
+++ b/src/sparc/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/sparc64/btrfs.rs b/src/sparc64/btrfs.rs
index 550f6908..2a879189 100644
--- a/src/sparc64/btrfs.rs
+++ b/src/sparc64/btrfs.rs
@@ -747,7 +747,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/x32/btrfs.rs b/src/x32/btrfs.rs
index ba5141e5..fcd13dfb 100644
--- a/src/x32/btrfs.rs
+++ b/src/x32/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/x86/btrfs.rs b/src/x86/btrfs.rs
index ea5b6e2f..f394082c 100644
--- a/src/x86/btrfs.rs
+++ b/src/x86/btrfs.rs
@@ -739,7 +739,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,
diff --git a/src/x86_64/btrfs.rs b/src/x86_64/btrfs.rs
index fcd8de1b..c7cf4e1d 100644
--- a/src/x86_64/btrfs.rs
+++ b/src/x86_64/btrfs.rs
@@ -741,7 +741,7 @@ pub dirid: __u64,
 #[repr(C)]
 #[derive(Debug, Copy, Clone)]
 pub struct btrfs_ioctl_encoded_io_args {
-pub iov: *mut iovec,
+pub iov: *const iovec,
 pub iovcnt: crate::ctypes::c_ulong,
 pub offset: __s64,
 pub flags: __u64,