diff --git a/libc-test/semver/hermit.txt b/libc-test/semver/hermit.txt
new file mode 100644
index 0000000000000..ef3f1894fbb89
--- /dev/null
+++ b/libc-test/semver/hermit.txt
@@ -0,0 +1,302 @@
+AF_INET
+AF_INET6
+CLOCK_REALTIME
+CLOCK_MONOTONIC
+DT_UNKNOWN
+DT_FIFO
+DT_CHR
+DT_DIR
+DT_BLK
+DT_REG
+DT_LNK
+DT_SOCK
+DT_WHT
+EAI_AGAIN
+EAI_BADFLAGS
+EAI_FAIL
+EAI_FAMILY
+EAI_MEMORY
+EAI_NODATA
+EAI_NONAME
+EAI_SERVICE
+EAI_SOCKTYPE
+EAI_SYSTEM
+EAI_OVERFLOW
+EFD_SEMAPHORE
+EFD_NONBLOCK
+EFD_CLOEXEC
+F_DUPFD
+F_GETFD
+F_SETFD
+F_GETFL
+F_SETFL
+FD_CLOEXEC
+FIONBIO
+FUTEX_RELATIVE_TIMEOUT
+IP_TOS
+IP_TTL
+IP_ADD_MEMBERSHIP
+IP_DROP_MEMBERSHIP
+IP_MULTICAST_TTL
+IP_MULTICAST_LOOP
+IPPROTO_IP
+IPPROTO_TCP
+IPPROTO_UDP
+IPPROTO_IPV6
+IPV6_ADD_MEMBERSHIP
+IPV6_DROP_MEMBERSHIP
+IPV6_MULTICAST_LOOP
+IPV6_V6ONLY
+MSG_PEEK
+O_RDONLY
+O_WRONLY
+O_RDWR
+O_CREAT
+O_EXCL
+O_TRUNC
+O_APPEND
+O_NONBLOCK
+O_DIRECTORY 
+POLLIN
+POLLPRI
+POLLOUT
+POLLERR
+POLLHUP
+POLLNVAL
+POLLRDNORM
+POLLRDBAND
+POLLWRNORM
+POLLWRBAND
+POLLRDHUP
+S_IRWXU
+S_IRUSR
+S_IWUSR
+S_IXUSR
+S_IRWXG
+S_IRGRP
+S_IWGRP
+S_IXGRP
+S_IRWXO
+S_IROTH
+S_IWOTH
+S_IXOTH
+S_IFMT
+S_IFSOCK
+S_IFLNK
+S_IFREG
+S_IFBLK
+S_IFDIR
+S_IFCHR
+S_IFIFO
+SHUT_RD
+SHUT_WR
+SHUT_RDWR
+SO_REUSEADDR
+SO_KEEPALIVE
+SO_BROADCAST
+SO_LINGER
+SO_SNDBUF
+SO_RCVBUF
+SO_SNDTIMEO
+SO_RCVTIMEO
+SO_ERROR
+SOCK_STREAM
+SOCK_DGRAM
+SOCK_NONBLOCK
+SOCK_CLOEXEC
+SOL_SOCKET
+STDIN_FILENO
+STDOUT_FILENO
+STDERR_FILENO
+TCP_NODELAY
+EPERM
+ENOENT
+ESRCH
+EINTR
+EIO
+ENXIO
+E2BIG
+ENOEXEC
+EBADF
+ECHILD
+EAGAIN
+ENOMEM
+EACCES
+EFAULT
+ENOTBLK
+EBUSY
+EEXIST
+EXDEV
+ENODEV
+ENOTDIR
+EISDIR
+EINVAL
+ENFILE
+EMFILE
+ENOTTY
+ETXTBSY
+EFBIG
+ENOSPC
+ESPIPE
+EROFS
+EMLINK
+EPIPE
+EDOM
+ERANGE
+EDEADLK
+ENAMETOOLONG
+ENOLCK
+ENOSYS
+ENOTEMPTY
+ELOOP
+EWOULDBLOCK
+ENOMSG
+EIDRM
+ECHRNG
+EL2NSYNC
+EL3HLT
+EL3RST
+ELNRNG
+EUNATCH
+ENOCSI
+EL2HLT
+EBADE
+EBADR
+EXFULL
+ENOANO
+EBADRQC
+EBADSLT
+EDEADLOCK
+EBFONT
+ENOSTR
+ENODATA
+ETIME
+ENOSR
+ENONET
+ENOPKG
+EREMOTE
+ENOLINK
+EADV
+ESRMNT
+ECOMM
+EPROTO
+EMULTIHOP
+EDOTDOT
+EBADMSG
+EOVERFLOW
+ENOTUNIQ
+EBADFD
+EREMCHG
+ELIBACC
+ELIBBAD
+ELIBSCN
+ELIBMAX
+ELIBEXEC
+EILSEQ
+ERESTART
+ESTRPIPE
+EUSERS
+ENOTSOCK
+EDESTADDRREQ
+EMSGSIZE
+EPROTOTYPE
+ENOPROTOOPT
+EPROTONOSUPPORT
+ESOCKTNOSUPPORT
+EOPNOTSUPP
+EPFNOSUPPORT
+EAFNOSUPPORT
+EADDRINUSE
+EADDRNOTAVAIL
+ENETDOWN
+ENETUNREACH
+ENETRESET
+ECONNABORTED
+ECONNRESET
+ENOBUFS
+EISCONN
+ENOTCONN
+ESHUTDOWN
+ETOOMANYREFS
+ETIMEDOUT
+ECONNREFUSED
+EHOSTDOWN
+EHOSTUNREACH
+EALREADY
+EINPROGRESS
+ESTALE
+EUCLEAN
+ENOTNAM
+ENAVAIL
+EISNAM
+EREMOTEIO
+EDQUOT
+ENOMEDIUM
+EMEDIUMTYPE
+ECANCELED
+ENOKEY
+EKEYEXPIRED
+EKEYREVOKED
+EKEYREJECTED
+EOWNERDEAD
+ENOTRECOVERABLE
+ERFKIL
+EHWPOISON
+addrinfo
+dirent64
+in6_addr
+in_addr
+iovec
+pollfd
+sockaddr
+sockaddr_in
+sockaddr_in6
+sockaddr_storage
+stat
+timespec
+sys_abort
+sys_accept
+sys_alloc
+sys_alloc_zeroed
+sys_available_parallelism
+sys_bind
+sys_clock_gettime
+sys_close
+sys_connect
+sys_dealloc
+sys_dup
+sys_errno
+sys_eventfd
+sys_exit
+sys_fcntl
+sys_freeaddrinfo
+sys_fstat
+sys_futex_wait
+sys_futex_wake
+sys_getaddrinfo
+sys_getdents64
+sys_getpeername
+sys_getsockname
+sys_getsockopt
+sys_ioctl
+sys_listen
+sys_lstat
+sys_mkdir
+sys_nanosleep
+sys_open
+sys_poll
+sys_read
+sys_readv
+sys_realloc
+sys_recv
+sys_recvfrom
+sys_rmdir
+sys_send
+sys_sendto
+sys_setsockopt
+sys_shutdown
+sys_socket
+sys_stat
+sys_unlink
+sys_write
+sys_writev
diff --git a/src/hermit.rs b/src/hermit.rs
index 145d1241b190b..77df54ae12d8d 100644
--- a/src/hermit.rs
+++ b/src/hermit.rs
@@ -267,6 +267,140 @@ pub const STDERR_FILENO: c_int = 2;
 
 pub const TCP_NODELAY: i32 = 1;
 
+pub const EPERM: i32 = 1;
+pub const ENOENT: i32 = 2;
+pub const ESRCH: i32 = 3;
+pub const EINTR: i32 = 4;
+pub const EIO: i32 = 5;
+pub const ENXIO: i32 = 6;
+pub const E2BIG: i32 = 7;
+pub const ENOEXEC: i32 = 8;
+pub const EBADF: i32 = 9;
+pub const ECHILD: i32 = 10;
+pub const EAGAIN: i32 = 11;
+pub const ENOMEM: i32 = 12;
+pub const EACCES: i32 = 13;
+pub const EFAULT: i32 = 14;
+pub const ENOTBLK: i32 = 15;
+pub const EBUSY: i32 = 16;
+pub const EEXIST: i32 = 17;
+pub const EXDEV: i32 = 18;
+pub const ENODEV: i32 = 19;
+pub const ENOTDIR: i32 = 20;
+pub const EISDIR: i32 = 21;
+pub const EINVAL: i32 = 22;
+pub const ENFILE: i32 = 23;
+pub const EMFILE: i32 = 24;
+pub const ENOTTY: i32 = 25;
+pub const ETXTBSY: i32 = 26;
+pub const EFBIG: i32 = 27;
+pub const ENOSPC: i32 = 28;
+pub const ESPIPE: i32 = 29;
+pub const EROFS: i32 = 30;
+pub const EMLINK: i32 = 31;
+pub const EPIPE: i32 = 32;
+pub const EDOM: i32 = 33;
+pub const ERANGE: i32 = 34;
+pub const EDEADLK: i32 = 35;
+pub const ENAMETOOLONG: i32 = 36;
+pub const ENOLCK: i32 = 37;
+pub const ENOSYS: i32 = 38;
+pub const ENOTEMPTY: i32 = 39;
+pub const ELOOP: i32 = 40;
+pub const EWOULDBLOCK: i32 = EAGAIN;
+pub const ENOMSG: i32 = 42;
+pub const EIDRM: i32 = 43;
+pub const ECHRNG: i32 = 44;
+pub const EL2NSYNC: i32 = 45;
+pub const EL3HLT: i32 = 46;
+pub const EL3RST: i32 = 47;
+pub const ELNRNG: i32 = 48;
+pub const EUNATCH: i32 = 49;
+pub const ENOCSI: i32 = 50;
+pub const EL2HLT: i32 = 51;
+pub const EBADE: i32 = 52;
+pub const EBADR: i32 = 53;
+pub const EXFULL: i32 = 54;
+pub const ENOANO: i32 = 55;
+pub const EBADRQC: i32 = 56;
+pub const EBADSLT: i32 = 57;
+pub const EDEADLOCK: i32 = EDEADLK;
+pub const EBFONT: i32 = 59;
+pub const ENOSTR: i32 = 60;
+pub const ENODATA: i32 = 61;
+pub const ETIME: i32 = 62;
+pub const ENOSR: i32 = 63;
+pub const ENONET: i32 = 64;
+pub const ENOPKG: i32 = 65;
+pub const EREMOTE: i32 = 66;
+pub const ENOLINK: i32 = 67;
+pub const EADV: i32 = 68;
+pub const ESRMNT: i32 = 69;
+pub const ECOMM: i32 = 70;
+pub const EPROTO: i32 = 71;
+pub const EMULTIHOP: i32 = 72;
+pub const EDOTDOT: i32 = 73;
+pub const EBADMSG: i32 = 74;
+pub const EOVERFLOW: i32 = 75;
+pub const ENOTUNIQ: i32 = 76;
+pub const EBADFD: i32 = 77;
+pub const EREMCHG: i32 = 78;
+pub const ELIBACC: i32 = 79;
+pub const ELIBBAD: i32 = 80;
+pub const ELIBSCN: i32 = 81;
+pub const ELIBMAX: i32 = 82;
+pub const ELIBEXEC: i32 = 83;
+pub const EILSEQ: i32 = 84;
+pub const ERESTART: i32 = 85;
+pub const ESTRPIPE: i32 = 86;
+pub const EUSERS: i32 = 87;
+pub const ENOTSOCK: i32 = 88;
+pub const EDESTADDRREQ: i32 = 89;
+pub const EMSGSIZE: i32 = 90;
+pub const EPROTOTYPE: i32 = 91;
+pub const ENOPROTOOPT: i32 = 92;
+pub const EPROTONOSUPPORT: i32 = 93;
+pub const ESOCKTNOSUPPORT: i32 = 94;
+pub const EOPNOTSUPP: i32 = 95;
+pub const EPFNOSUPPORT: i32 = 96;
+pub const EAFNOSUPPORT: i32 = 97;
+pub const EADDRINUSE: i32 = 98;
+pub const EADDRNOTAVAIL: i32 = 99;
+pub const ENETDOWN: i32 = 100;
+pub const ENETUNREACH: i32 = 101;
+pub const ENETRESET: i32 = 102;
+pub const ECONNABORTED: i32 = 103;
+pub const ECONNRESET: i32 = 104;
+pub const ENOBUFS: i32 = 105;
+pub const EISCONN: i32 = 106;
+pub const ENOTCONN: i32 = 107;
+pub const ESHUTDOWN: i32 = 108;
+pub const ETOOMANYREFS: i32 = 109;
+pub const ETIMEDOUT: i32 = 110;
+pub const ECONNREFUSED: i32 = 111;
+pub const EHOSTDOWN: i32 = 112;
+pub const EHOSTUNREACH: i32 = 113;
+pub const EALREADY: i32 = 114;
+pub const EINPROGRESS: i32 = 115;
+pub const ESTALE: i32 = 116;
+pub const EUCLEAN: i32 = 117;
+pub const ENOTNAM: i32 = 118;
+pub const ENAVAIL: i32 = 119;
+pub const EISNAM: i32 = 120;
+pub const EREMOTEIO: i32 = 121;
+pub const EDQUOT: i32 = 122;
+pub const ENOMEDIUM: i32 = 123;
+pub const EMEDIUMTYPE: i32 = 124;
+pub const ECANCELED: i32 = 125;
+pub const ENOKEY: i32 = 126;
+pub const EKEYEXPIRED: i32 = 127;
+pub const EKEYREVOKED: i32 = 128;
+pub const EKEYREJECTED: i32 = 129;
+pub const EOWNERDEAD: i32 = 130;
+pub const ENOTRECOVERABLE: i32 = 131;
+pub const ERFKILL: i32 = 132;
+pub const EHWPOISON: i32 = 133;
+
 extern "C" {
     #[link_name = "sys_alloc"]
     pub fn alloc(size: usize, align: usize) -> *mut u8;