Merge branch 'master' into translate-c-userland

6 files changed, 16 insertions, 1310 deletions

diff --git a/std/os/linux/arm64.zig b/std/os/linux/arm64.zig
index d752166280..94cf8818de 100644
--- a/std/os/linux/arm64.zig
+++ b/std/os/linux/arm64.zig
@@ -1,344 +1,3 @@
-const std = @import("../../std.zig");
-const linux = std.os.linux;
-const socklen_t = linux.socklen_t;
-const iovec = linux.iovec;
-const iovec_const = linux.iovec_const;
-
-pub const SYS_io_setup = 0;
-pub const SYS_io_destroy = 1;
-pub const SYS_io_submit = 2;
-pub const SYS_io_cancel = 3;
-pub const SYS_io_getevents = 4;
-pub const SYS_setxattr = 5;
-pub const SYS_lsetxattr = 6;
-pub const SYS_fsetxattr = 7;
-pub const SYS_getxattr = 8;
-pub const SYS_lgetxattr = 9;
-pub const SYS_fgetxattr = 10;
-pub const SYS_listxattr = 11;
-pub const SYS_llistxattr = 12;
-pub const SYS_flistxattr = 13;
-pub const SYS_removexattr = 14;
-pub const SYS_lremovexattr = 15;
-pub const SYS_fremovexattr = 16;
-pub const SYS_getcwd = 17;
-pub const SYS_lookup_dcookie = 18;
-pub const SYS_eventfd2 = 19;
-pub const SYS_epoll_create1 = 20;
-pub const SYS_epoll_ctl = 21;
-pub const SYS_epoll_pwait = 22;
-pub const SYS_dup = 23;
-pub const SYS_dup3 = 24;
-pub const SYS_fcntl = 25;
-pub const SYS_inotify_init1 = 26;
-pub const SYS_inotify_add_watch = 27;
-pub const SYS_inotify_rm_watch = 28;
-pub const SYS_ioctl = 29;
-pub const SYS_ioprio_set = 30;
-pub const SYS_ioprio_get = 31;
-pub const SYS_flock = 32;
-pub const SYS_mknodat = 33;
-pub const SYS_mkdirat = 34;
-pub const SYS_unlinkat = 35;
-pub const SYS_symlinkat = 36;
-pub const SYS_linkat = 37;
-pub const SYS_renameat = 38;
-pub const SYS_umount2 = 39;
-pub const SYS_mount = 40;
-pub const SYS_pivot_root = 41;
-pub const SYS_nfsservctl = 42;
-pub const SYS_statfs = 43;
-pub const SYS_fstatfs = 44;
-pub const SYS_truncate = 45;
-pub const SYS_ftruncate = 46;
-pub const SYS_fallocate = 47;
-pub const SYS_faccessat = 48;
-pub const SYS_chdir = 49;
-pub const SYS_fchdir = 50;
-pub const SYS_chroot = 51;
-pub const SYS_fchmod = 52;
-pub const SYS_fchmodat = 53;
-pub const SYS_fchownat = 54;
-pub const SYS_fchown = 55;
-pub const SYS_openat = 56;
-pub const SYS_close = 57;
-pub const SYS_vhangup = 58;
-pub const SYS_pipe2 = 59;
-pub const SYS_quotactl = 60;
-pub const SYS_getdents64 = 61;
-pub const SYS_lseek = 62;
-pub const SYS_read = 63;
-pub const SYS_write = 64;
-pub const SYS_readv = 65;
-pub const SYS_writev = 66;
-pub const SYS_pread64 = 67;
-pub const SYS_pwrite64 = 68;
-pub const SYS_preadv = 69;
-pub const SYS_pwritev = 70;
-pub const SYS_pselect6 = 72;
-pub const SYS_ppoll = 73;
-pub const SYS_signalfd4 = 74;
-pub const SYS_vmsplice = 75;
-pub const SYS_splice = 76;
-pub const SYS_tee = 77;
-pub const SYS_readlinkat = 78;
-pub const SYS_fstatat = 79;
-pub const SYS_fstat = 80;
-pub const SYS_sync = 81;
-pub const SYS_fsync = 82;
-pub const SYS_fdatasync = 83;
-pub const SYS_sync_file_range2 = 84;
-pub const SYS_sync_file_range = 84;
-pub const SYS_timerfd_create = 85;
-pub const SYS_timerfd_settime = 86;
-pub const SYS_timerfd_gettime = 87;
-pub const SYS_utimensat = 88;
-pub const SYS_acct = 89;
-pub const SYS_capget = 90;
-pub const SYS_capset = 91;
-pub const SYS_personality = 92;
-pub const SYS_exit = 93;
-pub const SYS_exit_group = 94;
-pub const SYS_waitid = 95;
-pub const SYS_set_tid_address = 96;
-pub const SYS_unshare = 97;
-pub const SYS_futex = 98;
-pub const SYS_set_robust_list = 99;
-pub const SYS_get_robust_list = 100;
-pub const SYS_nanosleep = 101;
-pub const SYS_getitimer = 102;
-pub const SYS_setitimer = 103;
-pub const SYS_kexec_load = 104;
-pub const SYS_init_module = 105;
-pub const SYS_delete_module = 106;
-pub const SYS_timer_create = 107;
-pub const SYS_timer_gettime = 108;
-pub const SYS_timer_getoverrun = 109;
-pub const SYS_timer_settime = 110;
-pub const SYS_timer_delete = 111;
-pub const SYS_clock_settime = 112;
-pub const SYS_clock_gettime = 113;
-pub const SYS_clock_getres = 114;
-pub const SYS_clock_nanosleep = 115;
-pub const SYS_syslog = 116;
-pub const SYS_ptrace = 117;
-pub const SYS_sched_setparam = 118;
-pub const SYS_sched_setscheduler = 119;
-pub const SYS_sched_getscheduler = 120;
-pub const SYS_sched_getparam = 121;
-pub const SYS_sched_setaffinity = 122;
-pub const SYS_sched_getaffinity = 123;
-pub const SYS_sched_yield = 124;
-pub const SYS_sched_get_priority_max = 125;
-pub const SYS_sched_get_priority_min = 126;
-pub const SYS_sched_rr_get_interval = 127;
-pub const SYS_restart_syscall = 128;
-pub const SYS_kill = 129;
-pub const SYS_tkill = 130;
-pub const SYS_tgkill = 131;
-pub const SYS_sigaltstack = 132;
-pub const SYS_rt_sigsuspend = 133;
-pub const SYS_rt_sigaction = 134;
-pub const SYS_rt_sigprocmask = 135;
-pub const SYS_rt_sigpending = 136;
-pub const SYS_rt_sigtimedwait = 137;
-pub const SYS_rt_sigqueueinfo = 138;
-pub const SYS_rt_sigreturn = 139;
-pub const SYS_setpriority = 140;
-pub const SYS_getpriority = 141;
-pub const SYS_reboot = 142;
-pub const SYS_setregid = 143;
-pub const SYS_setgid = 144;
-pub const SYS_setreuid = 145;
-pub const SYS_setuid = 146;
-pub const SYS_setresuid = 147;
-pub const SYS_getresuid = 148;
-pub const SYS_setresgid = 149;
-pub const SYS_getresgid = 150;
-pub const SYS_setfsuid = 151;
-pub const SYS_setfsgid = 152;
-pub const SYS_times = 153;
-pub const SYS_setpgid = 154;
-pub const SYS_getpgid = 155;
-pub const SYS_getsid = 156;
-pub const SYS_setsid = 157;
-pub const SYS_getgroups = 158;
-pub const SYS_setgroups = 159;
-pub const SYS_uname = 160;
-pub const SYS_sethostname = 161;
-pub const SYS_setdomainname = 162;
-pub const SYS_getrlimit = 163;
-pub const SYS_setrlimit = 164;
-pub const SYS_getrusage = 165;
-pub const SYS_umask = 166;
-pub const SYS_prctl = 167;
-pub const SYS_getcpu = 168;
-pub const SYS_gettimeofday = 169;
-pub const SYS_settimeofday = 170;
-pub const SYS_adjtimex = 171;
-pub const SYS_getpid = 172;
-pub const SYS_getppid = 173;
-pub const SYS_getuid = 174;
-pub const SYS_geteuid = 175;
-pub const SYS_getgid = 176;
-pub const SYS_getegid = 177;
-pub const SYS_gettid = 178;
-pub const SYS_sysinfo = 179;
-pub const SYS_mq_open = 180;
-pub const SYS_mq_unlink = 181;
-pub const SYS_mq_timedsend = 182;
-pub const SYS_mq_timedreceive = 183;
-pub const SYS_mq_notify = 184;
-pub const SYS_mq_getsetattr = 185;
-pub const SYS_msgget = 186;
-pub const SYS_msgctl = 187;
-pub const SYS_msgrcv = 188;
-pub const SYS_msgsnd = 189;
-pub const SYS_semget = 190;
-pub const SYS_semctl = 191;
-pub const SYS_semtimedop = 192;
-pub const SYS_semop = 193;
-pub const SYS_shmget = 194;
-pub const SYS_shmctl = 195;
-pub const SYS_shmat = 196;
-pub const SYS_shmdt = 197;
-pub const SYS_socket = 198;
-pub const SYS_socketpair = 199;
-pub const SYS_bind = 200;
-pub const SYS_listen = 201;
-pub const SYS_accept = 202;
-pub const SYS_connect = 203;
-pub const SYS_getsockname = 204;
-pub const SYS_getpeername = 205;
-pub const SYS_sendto = 206;
-pub const SYS_recvfrom = 207;
-pub const SYS_setsockopt = 208;
-pub const SYS_getsockopt = 209;
-pub const SYS_shutdown = 210;
-pub const SYS_sendmsg = 211;
-pub const SYS_recvmsg = 212;
-pub const SYS_readahead = 213;
-pub const SYS_brk = 214;
-pub const SYS_munmap = 215;
-pub const SYS_mremap = 216;
-pub const SYS_add_key = 217;
-pub const SYS_request_key = 218;
-pub const SYS_keyctl = 219;
-pub const SYS_clone = 220;
-pub const SYS_execve = 221;
-pub const SYS_mmap = 222;
-pub const SYS_fadvise64 = 223;
-pub const SYS_swapon = 224;
-pub const SYS_swapoff = 225;
-pub const SYS_mprotect = 226;
-pub const SYS_msync = 227;
-pub const SYS_mlock = 228;
-pub const SYS_munlock = 229;
-pub const SYS_mlockall = 230;
-pub const SYS_munlockall = 231;
-pub const SYS_mincore = 232;
-pub const SYS_madvise = 233;
-pub const SYS_remap_file_pages = 234;
-pub const SYS_mbind = 235;
-pub const SYS_get_mempolicy = 236;
-pub const SYS_set_mempolicy = 237;
-pub const SYS_migrate_pages = 238;
-pub const SYS_move_pages = 239;
-pub const SYS_rt_tgsigqueueinfo = 240;
-pub const SYS_perf_event_open = 241;
-pub const SYS_accept4 = 242;
-pub const SYS_recvmmsg = 243;
-pub const SYS_arch_specific_syscall = 244;
-pub const SYS_wait4 = 260;
-pub const SYS_prlimit64 = 261;
-pub const SYS_fanotify_init = 262;
-pub const SYS_fanotify_mark = 263;
-pub const SYS_clock_adjtime = 266;
-pub const SYS_syncfs = 267;
-pub const SYS_setns = 268;
-pub const SYS_sendmmsg = 269;
-pub const SYS_process_vm_readv = 270;
-pub const SYS_process_vm_writev = 271;
-pub const SYS_kcmp = 272;
-pub const SYS_finit_module = 273;
-pub const SYS_sched_setattr = 274;
-pub const SYS_sched_getattr = 275;
-pub const SYS_renameat2 = 276;
-pub const SYS_seccomp = 277;
-pub const SYS_getrandom = 278;
-pub const SYS_memfd_create = 279;
-pub const SYS_bpf = 280;
-pub const SYS_execveat = 281;
-pub const SYS_userfaultfd = 282;
-pub const SYS_membarrier = 283;
-pub const SYS_mlock2 = 284;
-pub const SYS_copy_file_range = 285;
-pub const SYS_preadv2 = 286;
-pub const SYS_pwritev2 = 287;
-pub const SYS_pkey_mprotect = 288;
-pub const SYS_pkey_alloc = 289;
-pub const SYS_pkey_free = 290;
-pub const SYS_statx = 291;
-pub const SYS_io_pgetevents = 292;
-pub const SYS_rseq = 293;
-pub const SYS_kexec_file_load = 294;
-pub const SYS_pidfd_send_signal = 424;
-pub const SYS_io_uring_setup = 425;
-pub const SYS_io_uring_enter = 426;
-pub const SYS_io_uring_register = 427;
-
-pub const O_CREAT = 0o100;
-pub const O_EXCL = 0o200;
-pub const O_NOCTTY = 0o400;
-pub const O_TRUNC = 0o1000;
-pub const O_APPEND = 0o2000;
-pub const O_NONBLOCK = 0o4000;
-pub const O_DSYNC = 0o10000;
-pub const O_SYNC = 0o4010000;
-pub const O_RSYNC = 0o4010000;
-pub const O_DIRECTORY = 0o200000;
-pub const O_NOFOLLOW = 0o400000;
-pub const O_CLOEXEC = 0o2000000;
-
-pub const O_ASYNC = 0o20000;
-pub const O_DIRECT = 0o40000;
-pub const O_LARGEFILE = 0;
-pub const O_NOATIME = 0o1000000;
-pub const O_PATH = 0o10000000;
-pub const O_TMPFILE = 0o20200000;
-pub const O_NDELAY = O_NONBLOCK;
-
-pub const F_DUPFD = 0;
-pub const F_GETFD = 1;
-pub const F_SETFD = 2;
-pub const F_GETFL = 3;
-pub const F_SETFL = 4;
-
-pub const F_SETOWN = 8;
-pub const F_GETOWN = 9;
-pub const F_SETSIG = 10;
-pub const F_GETSIG = 11;
-
-pub const F_GETLK = 5;
-pub const F_SETLK = 6;
-pub const F_SETLKW = 7;
-
-pub const F_SETOWN_EX = 15;
-pub const F_GETOWN_EX = 16;
-
-pub const F_GETOWNER_UIDS = 17;
-
-pub const AT_FDCWD = -100;
-pub const AT_SYMLINK_NOFOLLOW = 0x100;
-pub const AT_REMOVEDIR = 0x200;
-pub const AT_SYMLINK_FOLLOW = 0x400;
-pub const AT_NO_AUTOMOUNT = 0x800;
-pub const AT_EMPTY_PATH = 0x1000;
-
-pub const VDSO_USEFUL = true;
-pub const VDSO_CGT_SYM = "__kernel_clock_gettime";
-pub const VDSO_CGT_VER = "LINUX_2.6.39";
-
 pub fn syscall0(number: usize) usize {
     return asm volatile ("svc #0"
         : [ret] "={x0}" (-> usize)
@@ -419,65 +78,3 @@ pub fn syscall6(
 
 /// This matches the libc clone function.
 pub extern fn clone(func: extern fn (arg: usize) u8, stack: usize, flags: u32, arg: usize, ptid: *i32, tls: usize, ctid: *i32) usize;
-
-pub const msghdr = extern struct {
-    msg_name: ?*sockaddr,
-    msg_namelen: socklen_t,
-    msg_iov: [*]iovec,
-    msg_iovlen: i32,
-    __pad1: i32,
-    msg_control: ?*c_void,
-    msg_controllen: socklen_t,
-    __pad2: socklen_t,
-    msg_flags: i32,
-};
-
-pub const msghdr_const = extern struct {
-    msg_name: ?*const sockaddr,
-    msg_namelen: socklen_t,
-    msg_iov: [*]iovec_const,
-    msg_iovlen: i32,
-    __pad1: i32,
-    msg_control: ?*c_void,
-    msg_controllen: socklen_t,
-    __pad2: socklen_t,
-    msg_flags: i32,
-};
-
-/// Renamed to Stat to not conflict with the stat function.
-pub const Stat = extern struct {
-    dev: u64,
-    ino: u64,
-    nlink: usize,
-
-    mode: u32,
-    uid: u32,
-    gid: u32,
-    __pad0: u32,
-    rdev: u64,
-    size: i64,
-    blksize: isize,
-    blocks: i64,
-
-    atim: timespec,
-    mtim: timespec,
-    ctim: timespec,
-    __unused: [3]isize,
-};
-
-pub const timespec = extern struct {
-    tv_sec: isize,
-    tv_nsec: isize,
-};
-
-pub const timeval = extern struct {
-    tv_sec: isize,
-    tv_usec: isize,
-};
-
-pub const timezone = extern struct {
-    tz_minuteswest: i32,
-    tz_dsttime: i32,
-};
-
-pub const Elf_Symndx = u32;
diff --git a/std/os/linux/errno.zig b/std/os/linux/errno.zig
deleted file mode 100644
index 5ad8777f92..0000000000
--- a/std/os/linux/errno.zig
+++ /dev/null
@@ -1,427 +0,0 @@
-/// Operation not permitted
-pub const EPERM = 1;
-
-/// No such file or directory
-pub const ENOENT = 2;
-
-/// No such process
-pub const ESRCH = 3;
-
-/// Interrupted system call
-pub const EINTR = 4;
-
-/// I/O error
-pub const EIO = 5;
-
-/// No such device or address
-pub const ENXIO = 6;
-
-/// Arg list too long
-pub const E2BIG = 7;
-
-/// Exec format error
-pub const ENOEXEC = 8;
-
-/// Bad file number
-pub const EBADF = 9;
-
-/// No child processes
-pub const ECHILD = 10;
-
-/// Try again
-pub const EAGAIN = 11;
-
-/// Out of memory
-pub const ENOMEM = 12;
-
-/// Permission denied
-pub const EACCES = 13;
-
-/// Bad address
-pub const EFAULT = 14;
-
-/// Block device required
-pub const ENOTBLK = 15;
-
-/// Device or resource busy
-pub const EBUSY = 16;
-
-/// File exists
-pub const EEXIST = 17;
-
-/// Cross-device link
-pub const EXDEV = 18;
-
-/// No such device
-pub const ENODEV = 19;
-
-/// Not a directory
-pub const ENOTDIR = 20;
-
-/// Is a directory
-pub const EISDIR = 21;
-
-/// Invalid argument
-pub const EINVAL = 22;
-
-/// File table overflow
-pub const ENFILE = 23;
-
-/// Too many open files
-pub const EMFILE = 24;
-
-/// Not a typewriter
-pub const ENOTTY = 25;
-
-/// Text file busy
-pub const ETXTBSY = 26;
-
-/// File too large
-pub const EFBIG = 27;
-
-/// No space left on device
-pub const ENOSPC = 28;
-
-/// Illegal seek
-pub const ESPIPE = 29;
-
-/// Read-only file system
-pub const EROFS = 30;
-
-/// Too many links
-pub const EMLINK = 31;
-
-/// Broken pipe
-pub const EPIPE = 32;
-
-/// Math argument out of domain of func
-pub const EDOM = 33;
-
-/// Math result not representable
-pub const ERANGE = 34;
-
-/// Resource deadlock would occur
-pub const EDEADLK = 35;
-
-/// File name too long
-pub const ENAMETOOLONG = 36;
-
-/// No record locks available
-pub const ENOLCK = 37;
-
-/// Function not implemented
-pub const ENOSYS = 38;
-
-/// Directory not empty
-pub const ENOTEMPTY = 39;
-
-/// Too many symbolic links encountered
-pub const ELOOP = 40;
-
-/// Operation would block
-pub const EWOULDBLOCK = EAGAIN;
-
-/// No message of desired type
-pub const ENOMSG = 42;
-
-/// Identifier removed
-pub const EIDRM = 43;
-
-/// Channel number out of range
-pub const ECHRNG = 44;
-
-/// Level 2 not synchronized
-pub const EL2NSYNC = 45;
-
-/// Level 3 halted
-pub const EL3HLT = 46;
-
-/// Level 3 reset
-pub const EL3RST = 47;
-
-/// Link number out of range
-pub const ELNRNG = 48;
-
-/// Protocol driver not attached
-pub const EUNATCH = 49;
-
-/// No CSI structure available
-pub const ENOCSI = 50;
-
-/// Level 2 halted
-pub const EL2HLT = 51;
-
-/// Invalid exchange
-pub const EBADE = 52;
-
-/// Invalid request descriptor
-pub const EBADR = 53;
-
-/// Exchange full
-pub const EXFULL = 54;
-
-/// No anode
-pub const ENOANO = 55;
-
-/// Invalid request code
-pub const EBADRQC = 56;
-
-/// Invalid slot
-pub const EBADSLT = 57;
-
-/// Bad font file format
-pub const EBFONT = 59;
-
-/// Device not a stream
-pub const ENOSTR = 60;
-
-/// No data available
-pub const ENODATA = 61;
-
-/// Timer expired
-pub const ETIME = 62;
-
-/// Out of streams resources
-pub const ENOSR = 63;
-
-/// Machine is not on the network
-pub const ENONET = 64;
-
-/// Package not installed
-pub const ENOPKG = 65;
-
-/// Object is remote
-pub const EREMOTE = 66;
-
-/// Link has been severed
-pub const ENOLINK = 67;
-
-/// Advertise error
-pub const EADV = 68;
-
-/// Srmount error
-pub const ESRMNT = 69;
-
-/// Communication error on send
-pub const ECOMM = 70;
-
-/// Protocol error
-pub const EPROTO = 71;
-
-/// Multihop attempted
-pub const EMULTIHOP = 72;
-
-/// RFS specific error
-pub const EDOTDOT = 73;
-
-/// Not a data message
-pub const EBADMSG = 74;
-
-/// Value too large for defined data type
-pub const EOVERFLOW = 75;
-
-/// Name not unique on network
-pub const ENOTUNIQ = 76;
-
-/// File descriptor in bad state
-pub const EBADFD = 77;
-
-/// Remote address changed
-pub const EREMCHG = 78;
-
-/// Can not access a needed shared library
-pub const ELIBACC = 79;
-
-/// Accessing a corrupted shared library
-pub const ELIBBAD = 80;
-
-/// .lib section in a.out corrupted
-pub const ELIBSCN = 81;
-
-/// Attempting to link in too many shared libraries
-pub const ELIBMAX = 82;
-
-/// Cannot exec a shared library directly
-pub const ELIBEXEC = 83;
-
-/// Illegal byte sequence
-pub const EILSEQ = 84;
-
-/// Interrupted system call should be restarted
-pub const ERESTART = 85;
-
-/// Streams pipe error
-pub const ESTRPIPE = 86;
-
-/// Too many users
-pub const EUSERS = 87;
-
-/// Socket operation on non-socket
-pub const ENOTSOCK = 88;
-
-/// Destination address required
-pub const EDESTADDRREQ = 89;
-
-/// Message too long
-pub const EMSGSIZE = 90;
-
-/// Protocol wrong type for socket
-pub const EPROTOTYPE = 91;
-
-/// Protocol not available
-pub const ENOPROTOOPT = 92;
-
-/// Protocol not supported
-pub const EPROTONOSUPPORT = 93;
-
-/// Socket type not supported
-pub const ESOCKTNOSUPPORT = 94;
-
-/// Operation not supported on transport endpoint
-pub const EOPNOTSUPP = 95;
-
-/// Protocol family not supported
-pub const EPFNOSUPPORT = 96;
-
-/// Address family not supported by protocol
-pub const EAFNOSUPPORT = 97;
-
-/// Address already in use
-pub const EADDRINUSE = 98;
-
-/// Cannot assign requested address
-pub const EADDRNOTAVAIL = 99;
-
-/// Network is down
-pub const ENETDOWN = 100;
-
-/// Network is unreachable
-pub const ENETUNREACH = 101;
-
-/// Network dropped connection because of reset
-pub const ENETRESET = 102;
-
-/// Software caused connection abort
-pub const ECONNABORTED = 103;
-
-/// Connection reset by peer
-pub const ECONNRESET = 104;
-
-/// No buffer space available
-pub const ENOBUFS = 105;
-
-/// Transport endpoint is already connected
-pub const EISCONN = 106;
-
-/// Transport endpoint is not connected
-pub const ENOTCONN = 107;
-
-/// Cannot send after transport endpoint shutdown
-pub const ESHUTDOWN = 108;
-
-/// Too many references: cannot splice
-pub const ETOOMANYREFS = 109;
-
-/// Connection timed out
-pub const ETIMEDOUT = 110;
-
-/// Connection refused
-pub const ECONNREFUSED = 111;
-
-/// Host is down
-pub const EHOSTDOWN = 112;
-
-/// No route to host
-pub const EHOSTUNREACH = 113;
-
-/// Operation already in progress
-pub const EALREADY = 114;
-
-/// Operation now in progress
-pub const EINPROGRESS = 115;
-
-/// Stale NFS file handle
-pub const ESTALE = 116;
-
-/// Structure needs cleaning
-pub const EUCLEAN = 117;
-
-/// Not a XENIX named type file
-pub const ENOTNAM = 118;
-
-/// No XENIX semaphores available
-pub const ENAVAIL = 119;
-
-/// Is a named type file
-pub const EISNAM = 120;
-
-/// Remote I/O error
-pub const EREMOTEIO = 121;
-
-/// Quota exceeded
-pub const EDQUOT = 122;
-
-/// No medium found
-pub const ENOMEDIUM = 123;
-
-/// Wrong medium type
-pub const EMEDIUMTYPE = 124;
-
-// nameserver query return codes
-
-/// DNS server returned answer with no data
-pub const ENSROK = 0;
-
-/// DNS server returned answer with no data
-pub const ENSRNODATA = 160;
-
-/// DNS server claims query was misformatted
-pub const ENSRFORMERR = 161;
-
-/// DNS server returned general failure
-pub const ENSRSERVFAIL = 162;
-
-/// Domain name not found
-pub const ENSRNOTFOUND = 163;
-
-/// DNS server does not implement requested operation
-pub const ENSRNOTIMP = 164;
-
-/// DNS server refused query
-pub const ENSRREFUSED = 165;
-
-/// Misformatted DNS query
-pub const ENSRBADQUERY = 166;
-
-/// Misformatted domain name
-pub const ENSRBADNAME = 167;
-
-/// Unsupported address family
-pub const ENSRBADFAMILY = 168;
-
-/// Misformatted DNS reply
-pub const ENSRBADRESP = 169;
-
-/// Could not contact DNS servers
-pub const ENSRCONNREFUSED = 170;
-
-/// Timeout while contacting DNS servers
-pub const ENSRTIMEOUT = 171;
-
-/// End of file
-pub const ENSROF = 172;
-
-/// Error reading file
-pub const ENSRFILE = 173;
-
-/// Out of memory
-pub const ENSRNOMEM = 174;
-
-/// Application terminated lookup
-pub const ENSRDESTRUCTION = 175;
-
-/// Domain name is too long
-pub const ENSRQUERYDOMAINTOOLONG = 176;
-
-/// Domain name is too long
-pub const ENSRCNAMELOOP = 177;
diff --git a/std/os/linux/test.zig b/std/os/linux/test.zig
index 1949d00298..c78b071c74 100644
--- a/std/os/linux/test.zig
+++ b/std/os/linux/test.zig
@@ -11,7 +11,7 @@ test "getpid" {
 
 test "timer" {
     const epoll_fd = linux.epoll_create();
-    var err = linux.getErrno(epoll_fd);
+    var err: usize = linux.getErrno(epoll_fd);
     expect(err == 0);
 
     const timer_fd = linux.timerfd_create(linux.CLOCK_MONOTONIC, 0);
diff --git a/std/os/linux/tls.zig b/std/os/linux/tls.zig
index 8640e71e62..a10d68663b 100644
--- a/std/os/linux/tls.zig
+++ b/std/os/linux/tls.zig
@@ -1,6 +1,6 @@
 const std = @import("std");
+const os = std.os;
 const mem = std.mem;
-const posix = std.os.posix;
 const elf = std.elf;
 const builtin = @import("builtin");
 const assert = std.debug.assert;
@@ -126,7 +126,7 @@ pub fn initTLS() void {
     var tls_phdr: ?*elf.Phdr = null;
     var img_base: usize = 0;
 
-    const auxv = std.os.linux_elf_aux_maybe.?;
+    const auxv = std.os.linux.elf_aux_maybe.?;
     var at_phent: usize = undefined;
     var at_phnum: usize = undefined;
     var at_phdr: usize = undefined;
@@ -237,9 +237,14 @@ pub fn allocateTLS(size: usize) usize {
         return @ptrToInt(&main_thread_tls_buffer);
     }
 
-    const addr = posix.mmap(null, size, posix.PROT_READ | posix.PROT_WRITE, posix.MAP_PRIVATE | posix.MAP_ANONYMOUS, -1, 0);
+    const slice = os.mmap(
+        null,
+        size,
+        os.PROT_READ | os.PROT_WRITE,
+        os.MAP_PRIVATE | os.MAP_ANONYMOUS,
+        -1,
+        0,
+    ) catch @panic("out of memory");
 
-    if (posix.getErrno(addr) != 0) @panic("out of memory");
-
-    return addr;
+    return @ptrToInt(slice.ptr);
 }
diff --git a/std/os/linux/vdso.zig b/std/os/linux/vdso.zig
index efd69d8542..86d54bfbf8 100644
--- a/std/os/linux/vdso.zig
+++ b/std/os/linux/vdso.zig
@@ -1,12 +1,11 @@
 const std = @import("../../std.zig");
 const elf = std.elf;
 const linux = std.os.linux;
-const cstr = std.cstr;
 const mem = std.mem;
 const maxInt = std.math.maxInt;
 
 pub fn lookup(vername: []const u8, name: []const u8) usize {
-    const vdso_addr = std.os.linuxGetAuxVal(std.elf.AT_SYSINFO_EHDR);
+    const vdso_addr = std.os.system.getauxval(std.elf.AT_SYSINFO_EHDR);
     if (vdso_addr == 0) return 0;
 
     const eh = @intToPtr(*elf.Ehdr, vdso_addr);
@@ -66,7 +65,7 @@ pub fn lookup(vername: []const u8, name: []const u8) usize {
         if (0 == (u32(1) << @intCast(u5, syms[i].st_info & 0xf) & OK_TYPES)) continue;
         if (0 == (u32(1) << @intCast(u5, syms[i].st_info >> 4) & OK_BINDS)) continue;
         if (0 == syms[i].st_shndx) continue;
-        if (!mem.eql(u8, name, cstr.toSliceConst(strings + syms[i].st_name))) continue;
+        if (!mem.eql(u8, name, mem.toSliceConst(u8, strings + syms[i].st_name))) continue;
         if (maybe_versym) |versym| {
             if (!checkver(maybe_verdef.?, versym[i], vername, strings))
                 continue;
@@ -88,5 +87,5 @@ fn checkver(def_arg: *elf.Verdef, vsym_arg: i32, vername: []const u8, strings: [
         def = @intToPtr(*elf.Verdef, @ptrToInt(def) + def.vd_next);
     }
     const aux = @intToPtr(*elf.Verdaux, @ptrToInt(def) + def.vd_aux);
-    return mem.eql(u8, vername, cstr.toSliceConst(strings + aux.vda_name));
+    return mem.eql(u8, vername, mem.toSliceConst(u8, strings + aux.vda_name));
 }
diff --git a/std/os/linux/x86_64.zig b/std/os/linux/x86_64.zig
index f00a4680a4..fa866cff4c 100644
--- a/std/os/linux/x86_64.zig
+++ b/std/os/linux/x86_64.zig
@@ -1,410 +1,4 @@
-const std = @import("../../std.zig");
-const linux = std.os.linux;
-const sockaddr = linux.sockaddr;
-const socklen_t = linux.socklen_t;
-const iovec = linux.iovec;
-const iovec_const = linux.iovec_const;
-
-pub const SYS_read = 0;
-pub const SYS_write = 1;
-pub const SYS_open = 2;
-pub const SYS_close = 3;
-pub const SYS_stat = 4;
-pub const SYS_fstat = 5;
-pub const SYS_lstat = 6;
-pub const SYS_poll = 7;
-pub const SYS_lseek = 8;
-pub const SYS_mmap = 9;
-pub const SYS_mprotect = 10;
-pub const SYS_munmap = 11;
-pub const SYS_brk = 12;
-pub const SYS_rt_sigaction = 13;
-pub const SYS_rt_sigprocmask = 14;
-pub const SYS_rt_sigreturn = 15;
-pub const SYS_ioctl = 16;
-pub const SYS_pread = 17;
-pub const SYS_pwrite = 18;
-pub const SYS_readv = 19;
-pub const SYS_writev = 20;
-pub const SYS_access = 21;
-pub const SYS_pipe = 22;
-pub const SYS_select = 23;
-pub const SYS_sched_yield = 24;
-pub const SYS_mremap = 25;
-pub const SYS_msync = 26;
-pub const SYS_mincore = 27;
-pub const SYS_madvise = 28;
-pub const SYS_shmget = 29;
-pub const SYS_shmat = 30;
-pub const SYS_shmctl = 31;
-pub const SYS_dup = 32;
-pub const SYS_dup2 = 33;
-pub const SYS_pause = 34;
-pub const SYS_nanosleep = 35;
-pub const SYS_getitimer = 36;
-pub const SYS_alarm = 37;
-pub const SYS_setitimer = 38;
-pub const SYS_getpid = 39;
-pub const SYS_sendfile = 40;
-pub const SYS_socket = 41;
-pub const SYS_connect = 42;
-pub const SYS_accept = 43;
-pub const SYS_sendto = 44;
-pub const SYS_recvfrom = 45;
-pub const SYS_sendmsg = 46;
-pub const SYS_recvmsg = 47;
-pub const SYS_shutdown = 48;
-pub const SYS_bind = 49;
-pub const SYS_listen = 50;
-pub const SYS_getsockname = 51;
-pub const SYS_getpeername = 52;
-pub const SYS_socketpair = 53;
-pub const SYS_setsockopt = 54;
-pub const SYS_getsockopt = 55;
-pub const SYS_clone = 56;
-pub const SYS_fork = 57;
-pub const SYS_vfork = 58;
-pub const SYS_execve = 59;
-pub const SYS_exit = 60;
-pub const SYS_wait4 = 61;
-pub const SYS_kill = 62;
-pub const SYS_uname = 63;
-pub const SYS_semget = 64;
-pub const SYS_semop = 65;
-pub const SYS_semctl = 66;
-pub const SYS_shmdt = 67;
-pub const SYS_msgget = 68;
-pub const SYS_msgsnd = 69;
-pub const SYS_msgrcv = 70;
-pub const SYS_msgctl = 71;
-pub const SYS_fcntl = 72;
-pub const SYS_flock = 73;
-pub const SYS_fsync = 74;
-pub const SYS_fdatasync = 75;
-pub const SYS_truncate = 76;
-pub const SYS_ftruncate = 77;
-pub const SYS_getdents = 78;
-pub const SYS_getcwd = 79;
-pub const SYS_chdir = 80;
-pub const SYS_fchdir = 81;
-pub const SYS_rename = 82;
-pub const SYS_mkdir = 83;
-pub const SYS_rmdir = 84;
-pub const SYS_creat = 85;
-pub const SYS_link = 86;
-pub const SYS_unlink = 87;
-pub const SYS_symlink = 88;
-pub const SYS_readlink = 89;
-pub const SYS_chmod = 90;
-pub const SYS_fchmod = 91;
-pub const SYS_chown = 92;
-pub const SYS_fchown = 93;
-pub const SYS_lchown = 94;
-pub const SYS_umask = 95;
-pub const SYS_gettimeofday = 96;
-pub const SYS_getrlimit = 97;
-pub const SYS_getrusage = 98;
-pub const SYS_sysinfo = 99;
-pub const SYS_times = 100;
-pub const SYS_ptrace = 101;
-pub const SYS_getuid = 102;
-pub const SYS_syslog = 103;
-pub const SYS_getgid = 104;
-pub const SYS_setuid = 105;
-pub const SYS_setgid = 106;
-pub const SYS_geteuid = 107;
-pub const SYS_getegid = 108;
-pub const SYS_setpgid = 109;
-pub const SYS_getppid = 110;
-pub const SYS_getpgrp = 111;
-pub const SYS_setsid = 112;
-pub const SYS_setreuid = 113;
-pub const SYS_setregid = 114;
-pub const SYS_getgroups = 115;
-pub const SYS_setgroups = 116;
-pub const SYS_setresuid = 117;
-pub const SYS_getresuid = 118;
-pub const SYS_setresgid = 119;
-pub const SYS_getresgid = 120;
-pub const SYS_getpgid = 121;
-pub const SYS_setfsuid = 122;
-pub const SYS_setfsgid = 123;
-pub const SYS_getsid = 124;
-pub const SYS_capget = 125;
-pub const SYS_capset = 126;
-pub const SYS_rt_sigpending = 127;
-pub const SYS_rt_sigtimedwait = 128;
-pub const SYS_rt_sigqueueinfo = 129;
-pub const SYS_rt_sigsuspend = 130;
-pub const SYS_sigaltstack = 131;
-pub const SYS_utime = 132;
-pub const SYS_mknod = 133;
-pub const SYS_uselib = 134;
-pub const SYS_personality = 135;
-pub const SYS_ustat = 136;
-pub const SYS_statfs = 137;
-pub const SYS_fstatfs = 138;
-pub const SYS_sysfs = 139;
-pub const SYS_getpriority = 140;
-pub const SYS_setpriority = 141;
-pub const SYS_sched_setparam = 142;
-pub const SYS_sched_getparam = 143;
-pub const SYS_sched_setscheduler = 144;
-pub const SYS_sched_getscheduler = 145;
-pub const SYS_sched_get_priority_max = 146;
-pub const SYS_sched_get_priority_min = 147;
-pub const SYS_sched_rr_get_interval = 148;
-pub const SYS_mlock = 149;
-pub const SYS_munlock = 150;
-pub const SYS_mlockall = 151;
-pub const SYS_munlockall = 152;
-pub const SYS_vhangup = 153;
-pub const SYS_modify_ldt = 154;
-pub const SYS_pivot_root = 155;
-pub const SYS__sysctl = 156;
-pub const SYS_prctl = 157;
-pub const SYS_arch_prctl = 158;
-pub const SYS_adjtimex = 159;
-pub const SYS_setrlimit = 160;
-pub const SYS_chroot = 161;
-pub const SYS_sync = 162;
-pub const SYS_acct = 163;
-pub const SYS_settimeofday = 164;
-pub const SYS_mount = 165;
-pub const SYS_umount2 = 166;
-pub const SYS_swapon = 167;
-pub const SYS_swapoff = 168;
-pub const SYS_reboot = 169;
-pub const SYS_sethostname = 170;
-pub const SYS_setdomainname = 171;
-pub const SYS_iopl = 172;
-pub const SYS_ioperm = 173;
-pub const SYS_create_module = 174;
-pub const SYS_init_module = 175;
-pub const SYS_delete_module = 176;
-pub const SYS_get_kernel_syms = 177;
-pub const SYS_query_module = 178;
-pub const SYS_quotactl = 179;
-pub const SYS_nfsservctl = 180;
-pub const SYS_getpmsg = 181;
-pub const SYS_putpmsg = 182;
-pub const SYS_afs_syscall = 183;
-pub const SYS_tuxcall = 184;
-pub const SYS_security = 185;
-pub const SYS_gettid = 186;
-pub const SYS_readahead = 187;
-pub const SYS_setxattr = 188;
-pub const SYS_lsetxattr = 189;
-pub const SYS_fsetxattr = 190;
-pub const SYS_getxattr = 191;
-pub const SYS_lgetxattr = 192;
-pub const SYS_fgetxattr = 193;
-pub const SYS_listxattr = 194;
-pub const SYS_llistxattr = 195;
-pub const SYS_flistxattr = 196;
-pub const SYS_removexattr = 197;
-pub const SYS_lremovexattr = 198;
-pub const SYS_fremovexattr = 199;
-pub const SYS_tkill = 200;
-pub const SYS_time = 201;
-pub const SYS_futex = 202;
-pub const SYS_sched_setaffinity = 203;
-pub const SYS_sched_getaffinity = 204;
-pub const SYS_set_thread_area = 205;
-pub const SYS_io_setup = 206;
-pub const SYS_io_destroy = 207;
-pub const SYS_io_getevents = 208;
-pub const SYS_io_submit = 209;
-pub const SYS_io_cancel = 210;
-pub const SYS_get_thread_area = 211;
-pub const SYS_lookup_dcookie = 212;
-pub const SYS_epoll_create = 213;
-pub const SYS_epoll_ctl_old = 214;
-pub const SYS_epoll_wait_old = 215;
-pub const SYS_remap_file_pages = 216;
-pub const SYS_getdents64 = 217;
-pub const SYS_set_tid_address = 218;
-pub const SYS_restart_syscall = 219;
-pub const SYS_semtimedop = 220;
-pub const SYS_fadvise64 = 221;
-pub const SYS_timer_create = 222;
-pub const SYS_timer_settime = 223;
-pub const SYS_timer_gettime = 224;
-pub const SYS_timer_getoverrun = 225;
-pub const SYS_timer_delete = 226;
-pub const SYS_clock_settime = 227;
-pub const SYS_clock_gettime = 228;
-pub const SYS_clock_getres = 229;
-pub const SYS_clock_nanosleep = 230;
-pub const SYS_exit_group = 231;
-pub const SYS_epoll_wait = 232;
-pub const SYS_epoll_ctl = 233;
-pub const SYS_tgkill = 234;
-pub const SYS_utimes = 235;
-pub const SYS_vserver = 236;
-pub const SYS_mbind = 237;
-pub const SYS_set_mempolicy = 238;
-pub const SYS_get_mempolicy = 239;
-pub const SYS_mq_open = 240;
-pub const SYS_mq_unlink = 241;
-pub const SYS_mq_timedsend = 242;
-pub const SYS_mq_timedreceive = 243;
-pub const SYS_mq_notify = 244;
-pub const SYS_mq_getsetattr = 245;
-pub const SYS_kexec_load = 246;
-pub const SYS_waitid = 247;
-pub const SYS_add_key = 248;
-pub const SYS_request_key = 249;
-pub const SYS_keyctl = 250;
-pub const SYS_ioprio_set = 251;
-pub const SYS_ioprio_get = 252;
-pub const SYS_inotify_init = 253;
-pub const SYS_inotify_add_watch = 254;
-pub const SYS_inotify_rm_watch = 255;
-pub const SYS_migrate_pages = 256;
-pub const SYS_openat = 257;
-pub const SYS_mkdirat = 258;
-pub const SYS_mknodat = 259;
-pub const SYS_fchownat = 260;
-pub const SYS_futimesat = 261;
-pub const SYS_newfstatat = 262;
-// https://github.com/ziglang/zig/issues/1439
-pub const SYS_fstatat = 262;
-pub const SYS_unlinkat = 263;
-pub const SYS_renameat = 264;
-pub const SYS_linkat = 265;
-pub const SYS_symlinkat = 266;
-pub const SYS_readlinkat = 267;
-pub const SYS_fchmodat = 268;
-pub const SYS_faccessat = 269;
-pub const SYS_pselect6 = 270;
-pub const SYS_ppoll = 271;
-pub const SYS_unshare = 272;
-pub const SYS_set_robust_list = 273;
-pub const SYS_get_robust_list = 274;
-pub const SYS_splice = 275;
-pub const SYS_tee = 276;
-pub const SYS_sync_file_range = 277;
-pub const SYS_vmsplice = 278;
-pub const SYS_move_pages = 279;
-pub const SYS_utimensat = 280;
-pub const SYS_epoll_pwait = 281;
-pub const SYS_signalfd = 282;
-pub const SYS_timerfd_create = 283;
-pub const SYS_eventfd = 284;
-pub const SYS_fallocate = 285;
-pub const SYS_timerfd_settime = 286;
-pub const SYS_timerfd_gettime = 287;
-pub const SYS_accept4 = 288;
-pub const SYS_signalfd4 = 289;
-pub const SYS_eventfd2 = 290;
-pub const SYS_epoll_create1 = 291;
-pub const SYS_dup3 = 292;
-pub const SYS_pipe2 = 293;
-pub const SYS_inotify_init1 = 294;
-pub const SYS_preadv = 295;
-pub const SYS_pwritev = 296;
-pub const SYS_rt_tgsigqueueinfo = 297;
-pub const SYS_perf_event_open = 298;
-pub const SYS_recvmmsg = 299;
-pub const SYS_fanotify_init = 300;
-pub const SYS_fanotify_mark = 301;
-pub const SYS_prlimit64 = 302;
-pub const SYS_name_to_handle_at = 303;
-pub const SYS_open_by_handle_at = 304;
-pub const SYS_clock_adjtime = 305;
-pub const SYS_syncfs = 306;
-pub const SYS_sendmmsg = 307;
-pub const SYS_setns = 308;
-pub const SYS_getcpu = 309;
-pub const SYS_process_vm_readv = 310;
-pub const SYS_process_vm_writev = 311;
-pub const SYS_kcmp = 312;
-pub const SYS_finit_module = 313;
-pub const SYS_sched_setattr = 314;
-pub const SYS_sched_getattr = 315;
-pub const SYS_renameat2 = 316;
-pub const SYS_seccomp = 317;
-pub const SYS_getrandom = 318;
-pub const SYS_memfd_create = 319;
-pub const SYS_kexec_file_load = 320;
-pub const SYS_bpf = 321;
-pub const SYS_execveat = 322;
-pub const SYS_userfaultfd = 323;
-pub const SYS_membarrier = 324;
-pub const SYS_mlock2 = 325;
-pub const SYS_copy_file_range = 326;
-pub const SYS_preadv2 = 327;
-pub const SYS_pwritev2 = 328;
-pub const SYS_pkey_mprotect = 329;
-pub const SYS_pkey_alloc = 330;
-pub const SYS_pkey_free = 331;
-pub const SYS_statx = 332;
-pub const SYS_io_pgetevents = 333;
-pub const SYS_rseq = 334;
-pub const SYS_pidfd_send_signal = 424;
-pub const SYS_io_uring_setup = 425;
-pub const SYS_io_uring_enter = 426;
-pub const SYS_io_uring_register = 427;
-
-pub const O_CREAT = 0o100;
-pub const O_EXCL = 0o200;
-pub const O_NOCTTY = 0o400;
-pub const O_TRUNC = 0o1000;
-pub const O_APPEND = 0o2000;
-pub const O_NONBLOCK = 0o4000;
-pub const O_DSYNC = 0o10000;
-pub const O_SYNC = 0o4010000;
-pub const O_RSYNC = 0o4010000;
-pub const O_DIRECTORY = 0o200000;
-pub const O_NOFOLLOW = 0o400000;
-pub const O_CLOEXEC = 0o2000000;
-
-pub const O_ASYNC = 0o20000;
-pub const O_DIRECT = 0o40000;
-pub const O_LARGEFILE = 0;
-pub const O_NOATIME = 0o1000000;
-pub const O_PATH = 0o10000000;
-pub const O_TMPFILE = 0o20200000;
-pub const O_NDELAY = O_NONBLOCK;
-
-pub const F_DUPFD = 0;
-pub const F_GETFD = 1;
-pub const F_SETFD = 2;
-pub const F_GETFL = 3;
-pub const F_SETFL = 4;
-
-pub const F_SETOWN = 8;
-pub const F_GETOWN = 9;
-pub const F_SETSIG = 10;
-pub const F_GETSIG = 11;
-
-pub const F_GETLK = 5;
-pub const F_SETLK = 6;
-pub const F_SETLKW = 7;
-
-pub const F_SETOWN_EX = 15;
-pub const F_GETOWN_EX = 16;
-
-pub const F_GETOWNER_UIDS = 17;
-
-pub const AT_FDCWD = -100;
-pub const AT_SYMLINK_NOFOLLOW = 0x100;
-pub const AT_REMOVEDIR = 0x200;
-pub const AT_SYMLINK_FOLLOW = 0x400;
-pub const AT_NO_AUTOMOUNT = 0x800;
-pub const AT_EMPTY_PATH = 0x1000;
-
-pub const VDSO_USEFUL = true;
-pub const VDSO_CGT_SYM = "__vdso_clock_gettime";
-pub const VDSO_CGT_VER = "LINUX_2.6";
-pub const VDSO_GETCPU_SYM = "__vdso_getcpu";
-pub const VDSO_GETCPU_VER = "LINUX_2.6";
-
-pub const ARCH_SET_GS = 0x1001;
-pub const ARCH_SET_FS = 0x1002;
-pub const ARCH_GET_FS = 0x1003;
-pub const ARCH_GET_GS = 0x1004;
+use @import("../bits.zig");
 
 pub fn syscall0(number: usize) usize {
     return asm volatile ("syscall"
@@ -501,65 +95,3 @@ pub nakedcc fn restore_rt() void {
         : "rcx", "r11"
     );
 }
-
-pub const msghdr = extern struct {
-    msg_name: ?*sockaddr,
-    msg_namelen: socklen_t,
-    msg_iov: [*]iovec,
-    msg_iovlen: i32,
-    __pad1: i32,
-    msg_control: ?*c_void,
-    msg_controllen: socklen_t,
-    __pad2: socklen_t,
-    msg_flags: i32,
-};
-
-pub const msghdr_const = extern struct {
-    msg_name: ?*const sockaddr,
-    msg_namelen: socklen_t,
-    msg_iov: [*]iovec_const,
-    msg_iovlen: i32,
-    __pad1: i32,
-    msg_control: ?*c_void,
-    msg_controllen: socklen_t,
-    __pad2: socklen_t,
-    msg_flags: i32,
-};
-
-/// Renamed to Stat to not conflict with the stat function.
-pub const Stat = extern struct {
-    dev: u64,
-    ino: u64,
-    nlink: usize,
-
-    mode: u32,
-    uid: u32,
-    gid: u32,
-    __pad0: u32,
-    rdev: u64,
-    size: i64,
-    blksize: isize,
-    blocks: i64,
-
-    atim: timespec,
-    mtim: timespec,
-    ctim: timespec,
-    __unused: [3]isize,
-};
-
-pub const timespec = extern struct {
-    tv_sec: isize,
-    tv_nsec: isize,
-};
-
-pub const timeval = extern struct {
-    tv_sec: isize,
-    tv_usec: isize,
-};
-
-pub const timezone = extern struct {
-    tz_minuteswest: i32,
-    tz_dsttime: i32,
-};
-
-pub const Elf_Symndx = u32;