declare function InternalBinding(binding: 'constants'): {
  os: {
    UV_UDP_REUSEADDR: 4;
    dlopen: {
      RTLD_LAZY: 1;
      RTLD_NOW: 2;
      RTLD_GLOBAL: 8;
      RTLD_LOCAL: 4;
    };
    errno: {
      E2BIG: 7;
      EACCES: 13;
      EADDRINUSE: 48;
      EADDRNOTAVAIL: 49;
      EAFNOSUPPORT: 47;
      EAGAIN: 35;
      EALREADY: 37;
      EBADF: 9;
      EBADMSG: 94;
      EBUSY: 16;
      ECANCELED: 89;
      ECHILD: 10;
      ECONNABORTED: 53;
      ECONNREFUSED: 61;
      ECONNRESET: 54;
      EDEADLK: 11;
      EDESTADDRREQ: 39;
      EDOM: 33;
      EDQUOT: 69;
      EEXIST: 17;
      EFAULT: 14;
      EFBIG: 27;
      EHOSTUNREACH: 65;
      EIDRM: 90;
      EILSEQ: 92;
      EINPROGRESS: 36;
      EINTR: 4;
      EINVAL: 22;
      EIO: 5;
      EISCONN: 56;
      EISDIR: 21;
      ELOOP: 62;
      EMFILE: 24;
      EMLINK: 31;
      EMSGSIZE: 40;
      EMULTIHOP: 95;
      ENAMETOOLONG: 63;
      ENETDOWN: 50;
      ENETRESET: 52;
      ENETUNREACH: 51;
      ENFILE: 23;
      ENOBUFS: 55;
      ENODATA: 96;
      ENODEV: 19;
      ENOENT: 2;
      ENOEXEC: 8;
      ENOLCK: 77;
      ENOLINK: 97;
      ENOMEM: 12;
      ENOMSG: 91;
      ENOPROTOOPT: 42;
      ENOSPC: 28;
      ENOSR: 98;
      ENOSTR: 99;
      ENOSYS: 78;
      ENOTCONN: 57;
      ENOTDIR: 20;
      ENOTEMPTY: 66;
      ENOTSOCK: 38;
      ENOTSUP: 45;
      ENOTTY: 25;
      ENXIO: 6;
      EOPNOTSUPP: 102;
      EOVERFLOW: 84;
      EPERM: 1;
      EPIPE: 32;
      EPROTO: 100;
      EPROTONOSUPPORT: 43;
      EPROTOTYPE: 41;
      ERANGE: 34;
      EROFS: 30;
      ESPIPE: 29;
      ESRCH: 3;
      ESTALE: 70;
      ETIME: 101;
      ETIMEDOUT: 60;
      ETXTBSY: 26;
      EWOULDBLOCK: 35;
      EXDEV: 18;
    };
    signals: {
      SIGHUP: 1;
      SIGINT: 2;
      SIGQUIT: 3;
      SIGILL: 4;
      SIGTRAP: 5;
      SIGABRT: 6;
      SIGIOT: 6;
      SIGBUS: 10;
      SIGFPE: 8;
      SIGKILL: 9;
      SIGUSR1: 30;
      SIGSEGV: 11;
      SIGUSR2: 31;
      SIGPIPE: 13;
      SIGALRM: 14;
      SIGTERM: 15;
      SIGCHLD: 20;
      SIGCONT: 19;
      SIGSTOP: 17;
      SIGTSTP: 18;
      SIGTTIN: 21;
      SIGTTOU: 22;
      SIGURG: 16;
      SIGXCPU: 24;
      SIGXFSZ: 25;
      SIGVTALRM: 26;
      SIGPROF: 27;
      SIGWINCH: 28;
      SIGIO: 23;
      SIGINFO: 29;
      SIGSYS: 12;
    };
    priority: {
      PRIORITY_LOW: 19;
      PRIORITY_BELOW_NORMAL: 10;
      PRIORITY_NORMAL: 0;
      PRIORITY_ABOVE_NORMAL: -7;
      PRIORITY_HIGH: -14;
      PRIORITY_HIGHEST: -20;
    };
  };
  fs: {
    UV_FS_SYMLINK_DIR: 1;
    UV_FS_SYMLINK_JUNCTION: 2;
    O_RDONLY: 0;
    O_WRONLY: 1;
    O_RDWR: 2;
    UV_DIRENT_UNKNOWN: 0;
    UV_DIRENT_FILE: 1;
    UV_DIRENT_DIR: 2;
    UV_DIRENT_LINK: 3;
    UV_DIRENT_FIFO: 4;
    UV_DIRENT_SOCKET: 5;
    UV_DIRENT_CHAR: 6;
    UV_DIRENT_BLOCK: 7;
    S_IFMT: 61440;
    S_IFREG: 32768;
    S_IFDIR: 16384;
    S_IFCHR: 8192;
    S_IFBLK: 24576;
    S_IFIFO: 4096;
    S_IFLNK: 40960;
    S_IFSOCK: 49152;
    O_CREAT: 512;
    O_EXCL: 2048;
    UV_FS_O_FILEMAP: 0;
    O_NOCTTY: 131072;
    O_TRUNC: 1024;
    O_APPEND: 8;
    O_DIRECTORY: 1048576;
    O_NOFOLLOW: 256;
    O_SYNC: 128;
    O_DSYNC: 4194304;
    O_SYMLINK: 2097152;
    O_NONBLOCK: 4;
    S_IRWXU: 448;
    S_IRUSR: 256;
    S_IWUSR: 128;
    S_IXUSR: 64;
    S_IRWXG: 56;
    S_IRGRP: 32;
    S_IWGRP: 16;
    S_IXGRP: 8;
    S_IRWXO: 7;
    S_IROTH: 4;
    S_IWOTH: 2;
    S_IXOTH: 1;
    F_OK: 0;
    R_OK: 4;
    W_OK: 2;
    X_OK: 1;
    UV_FS_COPYFILE_EXCL: 1;
    COPYFILE_EXCL: 1;
    UV_FS_COPYFILE_FICLONE: 2;
    COPYFILE_FICLONE: 2;
    UV_FS_COPYFILE_FICLONE_FORCE: 4;
    COPYFILE_FICLONE_FORCE: 4;
  };
  crypto: {
    OPENSSL_VERSION_NUMBER: 269488319;
    SSL_OP_ALL: 2147485780;
    SSL_OP_ALLOW_NO_DHE_KEX: 1024;
    SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION: 262144;
    SSL_OP_CIPHER_SERVER_PREFERENCE: 4194304;
    SSL_OP_CISCO_ANYCONNECT: 32768;
    SSL_OP_COOKIE_EXCHANGE: 8192;
    SSL_OP_CRYPTOPRO_TLSEXT_BUG: 2147483648;
    SSL_OP_DONT_INSERT_EMPTY_FRAGMENTS: 2048;
    SSL_OP_EPHEMERAL_RSA: 0;
    SSL_OP_LEGACY_SERVER_CONNECT: 4;
    SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER: 0;
    SSL_OP_MICROSOFT_SESS_ID_BUG: 0;
    SSL_OP_MSIE_SSLV2_RSA_PADDING: 0;
    SSL_OP_NETSCAPE_CA_DN_BUG: 0;
    SSL_OP_NETSCAPE_CHALLENGE_BUG: 0;
    SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG: 0;
    SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG: 0;
    SSL_OP_NO_COMPRESSION: 131072;
    SSL_OP_NO_ENCRYPT_THEN_MAC: 524288;
    SSL_OP_NO_QUERY_MTU: 4096;
    SSL_OP_NO_RENEGOTIATION: 1073741824;
    SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION: 65536;
    SSL_OP_NO_SSLv2: 0;
    SSL_OP_NO_SSLv3: 33554432;
    SSL_OP_NO_TICKET: 16384;
    SSL_OP_NO_TLSv1: 67108864;
    SSL_OP_NO_TLSv1_1: 268435456;
    SSL_OP_NO_TLSv1_2: 134217728;
    SSL_OP_NO_TLSv1_3: 536870912;
    SSL_OP_PKCS1_CHECK_1: 0;
    SSL_OP_PKCS1_CHECK_2: 0;
    SSL_OP_PRIORITIZE_CHACHA: 2097152;
    SSL_OP_SINGLE_DH_USE: 0;
    SSL_OP_SINGLE_ECDH_USE: 0;
    SSL_OP_SSLEAY_080_CLIENT_DH_BUG: 0;
    SSL_OP_SSLREF2_REUSE_CERT_TYPE_BUG: 0;
    SSL_OP_TLS_BLOCK_PADDING_BUG: 0;
    SSL_OP_TLS_D5_BUG: 0;
    SSL_OP_TLS_ROLLBACK_BUG: 8388608;
    ENGINE_METHOD_RSA: 1;
    ENGINE_METHOD_DSA: 2;
    ENGINE_METHOD_DH: 4;
    ENGINE_METHOD_RAND: 8;
    ENGINE_METHOD_EC: 2048;
    ENGINE_METHOD_CIPHERS: 64;
    ENGINE_METHOD_DIGESTS: 128;
    ENGINE_METHOD_PKEY_METHS: 512;
    ENGINE_METHOD_PKEY_ASN1_METHS: 1024;
    ENGINE_METHOD_ALL: 65535;
    ENGINE_METHOD_NONE: 0;
    DH_CHECK_P_NOT_SAFE_PRIME: 2;
    DH_CHECK_P_NOT_PRIME: 1;
    DH_UNABLE_TO_CHECK_GENERATOR: 4;
    DH_NOT_SUITABLE_GENERATOR: 8;
    ALPN_ENABLED: 1;
    RSA_PKCS1_PADDING: 1;
    RSA_SSLV23_PADDING: 2;
    RSA_NO_PADDING: 3;
    RSA_PKCS1_OAEP_PADDING: 4;
    RSA_X931_PADDING: 5;
    RSA_PKCS1_PSS_PADDING: 6;
    RSA_PSS_SALTLEN_DIGEST: -1;
    RSA_PSS_SALTLEN_MAX_SIGN: -2;
    RSA_PSS_SALTLEN_AUTO: -2;
    defaultCoreCipherList: 'TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA384:DHE-RSA-AES256-SHA384:ECDHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA256:HIGH:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!SRP:!CAMELLIA';
    TLS1_VERSION: 769;
    TLS1_1_VERSION: 770;
    TLS1_2_VERSION: 771;
    TLS1_3_VERSION: 772;
    POINT_CONVERSION_COMPRESSED: 2;
    POINT_CONVERSION_UNCOMPRESSED: 4;
    POINT_CONVERSION_HYBRID: 6;
  };
  zlib: {
    Z_NO_FLUSH: 0;
    Z_PARTIAL_FLUSH: 1;
    Z_SYNC_FLUSH: 2;
    Z_FULL_FLUSH: 3;
    Z_FINISH: 4;
    Z_BLOCK: 5;
    Z_OK: 0;
    Z_STREAM_END: 1;
    Z_NEED_DICT: 2;
    Z_ERRNO: -1;
    Z_STREAM_ERROR: -2;
    Z_DATA_ERROR: -3;
    Z_MEM_ERROR: -4;
    Z_BUF_ERROR: -5;
    Z_VERSION_ERROR: -6;
    Z_NO_COMPRESSION: 0;
    Z_BEST_SPEED: 1;
    Z_BEST_COMPRESSION: 9;
    Z_DEFAULT_COMPRESSION: -1;
    Z_FILTERED: 1;
    Z_HUFFMAN_ONLY: 2;
    Z_RLE: 3;
    Z_FIXED: 4;
    Z_DEFAULT_STRATEGY: 0;
    ZLIB_VERNUM: 4784;
    DEFLATE: 1;
    INFLATE: 2;
    GZIP: 3;
    GUNZIP: 4;
    DEFLATERAW: 5;
    INFLATERAW: 6;
    UNZIP: 7;
    BROTLI_DECODE: 8;
    BROTLI_ENCODE: 9;
    Z_MIN_WINDOWBITS: 8;
    Z_MAX_WINDOWBITS: 15;
    Z_DEFAULT_WINDOWBITS: 15;
    Z_MIN_CHUNK: 64;
    Z_MAX_CHUNK: number;
    Z_DEFAULT_CHUNK: 16384;
    Z_MIN_MEMLEVEL: 1;
    Z_MAX_MEMLEVEL: 9;
    Z_DEFAULT_MEMLEVEL: 8;
    Z_MIN_LEVEL: -1;
    Z_MAX_LEVEL: 9;
    Z_DEFAULT_LEVEL: -1;
    BROTLI_OPERATION_PROCESS: 0;
    BROTLI_OPERATION_FLUSH: 1;
    BROTLI_OPERATION_FINISH: 2;
    BROTLI_OPERATION_EMIT_METADATA: 3;
    BROTLI_PARAM_MODE: 0;
    BROTLI_MODE_GENERIC: 0;
    BROTLI_MODE_TEXT: 1;
    BROTLI_MODE_FONT: 2;
    BROTLI_DEFAULT_MODE: 0;
    BROTLI_PARAM_QUALITY: 1;
    BROTLI_MIN_QUALITY: 0;
    BROTLI_MAX_QUALITY: 11;
    BROTLI_DEFAULT_QUALITY: 11;
    BROTLI_PARAM_LGWIN: 2;
    BROTLI_MIN_WINDOW_BITS: 10;
    BROTLI_MAX_WINDOW_BITS: 24;
    BROTLI_LARGE_MAX_WINDOW_BITS: 30;
    BROTLI_DEFAULT_WINDOW: 22;
    BROTLI_PARAM_LGBLOCK: 3;
    BROTLI_MIN_INPUT_BLOCK_BITS: 16;
    BROTLI_MAX_INPUT_BLOCK_BITS: 24;
    BROTLI_PARAM_DISABLE_LITERAL_CONTEXT_MODELING: 4;
    BROTLI_PARAM_SIZE_HINT: 5;
    BROTLI_PARAM_LARGE_WINDOW: 6;
    BROTLI_PARAM_NPOSTFIX: 7;
    BROTLI_PARAM_NDIRECT: 8;
    BROTLI_DECODER_RESULT_ERROR: 0;
    BROTLI_DECODER_RESULT_SUCCESS: 1;
    BROTLI_DECODER_RESULT_NEEDS_MORE_INPUT: 2;
    BROTLI_DECODER_RESULT_NEEDS_MORE_OUTPUT: 3;
    BROTLI_DECODER_PARAM_DISABLE_RING_BUFFER_REALLOCATION: 0;
    BROTLI_DECODER_PARAM_LARGE_WINDOW: 1;
    BROTLI_DECODER_NO_ERROR: 0;
    BROTLI_DECODER_SUCCESS: 1;
    BROTLI_DECODER_NEEDS_MORE_INPUT: 2;
    BROTLI_DECODER_NEEDS_MORE_OUTPUT: 3;
    BROTLI_DECODER_ERROR_FORMAT_EXUBERANT_NIBBLE: -1;
    BROTLI_DECODER_ERROR_FORMAT_RESERVED: -2;
    BROTLI_DECODER_ERROR_FORMAT_EXUBERANT_META_NIBBLE: -3;
    BROTLI_DECODER_ERROR_FORMAT_SIMPLE_HUFFMAN_ALPHABET: -4;
    BROTLI_DECODER_ERROR_FORMAT_SIMPLE_HUFFMAN_SAME: -5;
    BROTLI_DECODER_ERROR_FORMAT_CL_SPACE: -6;
    BROTLI_DECODER_ERROR_FORMAT_HUFFMAN_SPACE: -7;
    BROTLI_DECODER_ERROR_FORMAT_CONTEXT_MAP_REPEAT: -8;
    BROTLI_DECODER_ERROR_FORMAT_BLOCK_LENGTH_1: -9;
    BROTLI_DECODER_ERROR_FORMAT_BLOCK_LENGTH_2: -10;
    BROTLI_DECODER_ERROR_FORMAT_TRANSFORM: -11;
    BROTLI_DECODER_ERROR_FORMAT_DICTIONARY: -12;
    BROTLI_DECODER_ERROR_FORMAT_WINDOW_BITS: -13;
    BROTLI_DECODER_ERROR_FORMAT_PADDING_1: -14;
    BROTLI_DECODER_ERROR_FORMAT_PADDING_2: -15;
    BROTLI_DECODER_ERROR_FORMAT_DISTANCE: -16;
    BROTLI_DECODER_ERROR_DICTIONARY_NOT_SET: -19;
    BROTLI_DECODER_ERROR_INVALID_ARGUMENTS: -20;
    BROTLI_DECODER_ERROR_ALLOC_CONTEXT_MODES: -21;
    BROTLI_DECODER_ERROR_ALLOC_TREE_GROUPS: -22;
    BROTLI_DECODER_ERROR_ALLOC_CONTEXT_MAP: -25;
    BROTLI_DECODER_ERROR_ALLOC_RING_BUFFER_1: -26;
    BROTLI_DECODER_ERROR_ALLOC_RING_BUFFER_2: -27;
    BROTLI_DECODER_ERROR_ALLOC_BLOCK_TYPE_TREES: -30;
    BROTLI_DECODER_ERROR_UNREACHABLE: -31;
  };
  trace: {
    TRACE_EVENT_PHASE_BEGIN: 66;
    TRACE_EVENT_PHASE_END: 69;
    TRACE_EVENT_PHASE_COMPLETE: 88;
    TRACE_EVENT_PHASE_INSTANT: 73;
    TRACE_EVENT_PHASE_ASYNC_BEGIN: 83;
    TRACE_EVENT_PHASE_ASYNC_STEP_INTO: 84;
    TRACE_EVENT_PHASE_ASYNC_STEP_PAST: 112;
    TRACE_EVENT_PHASE_ASYNC_END: 70;
    TRACE_EVENT_PHASE_NESTABLE_ASYNC_BEGIN: 98;
    TRACE_EVENT_PHASE_NESTABLE_ASYNC_END: 101;
    TRACE_EVENT_PHASE_NESTABLE_ASYNC_INSTANT: 110;
    TRACE_EVENT_PHASE_FLOW_BEGIN: 115;
    TRACE_EVENT_PHASE_FLOW_STEP: 116;
    TRACE_EVENT_PHASE_FLOW_END: 102;
    TRACE_EVENT_PHASE_METADATA: 77;
    TRACE_EVENT_PHASE_COUNTER: 67;
    TRACE_EVENT_PHASE_SAMPLE: 80;
    TRACE_EVENT_PHASE_CREATE_OBJECT: 78;
    TRACE_EVENT_PHASE_SNAPSHOT_OBJECT: 79;
    TRACE_EVENT_PHASE_DELETE_OBJECT: 68;
    TRACE_EVENT_PHASE_MEMORY_DUMP: 118;
    TRACE_EVENT_PHASE_MARK: 82;
    TRACE_EVENT_PHASE_CLOCK_SYNC: 99;
    TRACE_EVENT_PHASE_ENTER_CONTEXT: 40;
    TRACE_EVENT_PHASE_LEAVE_CONTEXT: 41;
    TRACE_EVENT_PHASE_LINK_IDS: 61;
  };
};