diff --git a/src/backend/libc/fs/dir.rs b/src/backend/libc/fs/dir.rs
index 720f7d01e..2468297da 100644
--- a/src/backend/libc/fs/dir.rs
+++ b/src/backend/libc/fs/dir.rs
@@ -20,9 +20,9 @@ use crate::io;
 #[cfg(not(any(target_os = "fuchsia", target_os = "wasi")))]
 use crate::process::fchdir;
 use alloc::borrow::ToOwned;
-#[cfg(not(linux_like))]
+#[cfg(not(any(linux_like, target_os = "hurd")))]
 use c::readdir as libc_readdir;
-#[cfg(linux_like)]
+#[cfg(any(linux_like, target_os = "hurd"))]
 use c::readdir64 as libc_readdir;
 use core::fmt;
 use core::ptr::NonNull;
diff --git a/src/backend/libc/fs/syscalls.rs b/src/backend/libc/fs/syscalls.rs
index 2b4e14ac6..4943b7ff2 100644
--- a/src/backend/libc/fs/syscalls.rs
+++ b/src/backend/libc/fs/syscalls.rs
@@ -122,7 +122,7 @@ weak!(fn __futimens64(c::c_int, *const LibcTimespec) -> c::c_int);
 /// Use a direct syscall (via libc) for `openat`.
 ///
 /// This is only currently necessary as a workaround for old glibc; see below.
-#[cfg(all(unix, target_env = "gnu"))]
+#[cfg(all(unix, target_env = "gnu", not(target_os = "hurd")))]
 fn openat_via_syscall(
     dirfd: BorrowedFd<'_>,
     path: &CStr,
@@ -153,7 +153,7 @@ pub(crate) fn openat(
 ) -> io::Result<OwnedFd> {
     // Work around <https://sourceware.org/bugzilla/show_bug.cgi?id=17523>.
     // glibc versions before 2.25 don't handle `O_TMPFILE` correctly.
-    #[cfg(all(unix, target_env = "gnu"))]
+    #[cfg(all(unix, target_env = "gnu", not(target_os = "hurd")))]
     if oflags.contains(OFlags::TMPFILE) && crate::backend::if_glibc_is_less_than_2_25() {
         return openat_via_syscall(dirfd, path, oflags, mode);
     }
diff --git a/src/backend/libc/fs/types.rs b/src/backend/libc/fs/types.rs
index ffb67cf42..0feb9a853 100644
--- a/src/backend/libc/fs/types.rs
+++ b/src/backend/libc/fs/types.rs
@@ -274,6 +274,7 @@ bitflags! {
             target_os = "android",
             target_os = "emscripten",
             target_os = "fuchsia",
+            target_os = "hurd",
             target_os = "linux",
         ))]
         const TMPFILE = c::O_TMPFILE;
@@ -717,6 +718,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "wasi",
         )))]
         const KEEP_SIZE = c::FALLOC_FL_KEEP_SIZE;
@@ -725,6 +727,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "wasi",
         )))]
         const PUNCH_HOLE = c::FALLOC_FL_PUNCH_HOLE;
@@ -733,6 +736,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "linux",
             target_os = "emscripten",
             target_os = "fuchsia",
@@ -744,6 +748,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "emscripten",
             target_os = "wasi",
         )))]
@@ -753,6 +758,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "emscripten",
             target_os = "wasi",
         )))]
@@ -762,6 +768,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "emscripten",
             target_os = "wasi",
         )))]
@@ -771,6 +778,7 @@ bitflags! {
             bsd,
             target_os = "aix",
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "emscripten",
             target_os = "wasi",
         )))]
@@ -844,7 +852,7 @@ pub enum FlockOperation {
 ///
 /// [`statat`]: crate::fs::statat
 /// [`fstat`]: crate::fs::fstat
-#[cfg(not(linux_like))]
+#[cfg(not(any(linux_like, target_os = "hurd")))]
 pub type Stat = c::stat;
 
 /// `struct stat` for use with [`statat`] and [`fstat`].
@@ -853,6 +861,7 @@ pub type Stat = c::stat;
 /// [`fstat`]: crate::fs::fstat
 #[cfg(any(
     all(linux_kernel, target_pointer_width = "64"),
+    target_os = "hurd",
     target_os = "emscripten",
     target_os = "l4re",
 ))]
diff --git a/src/backend/libc/io/errno.rs b/src/backend/libc/io/errno.rs
index 9e808c0b4..cd41085a9 100644
--- a/src/backend/libc/io/errno.rs
+++ b/src/backend/libc/io/errno.rs
@@ -29,6 +29,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const ADV: Self = Self(c::EADV);
@@ -47,6 +48,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BADE: Self = Self(c::EBADE);
@@ -58,6 +60,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BADFD: Self = Self(c::EBADFD);
@@ -70,6 +73,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BADR: Self = Self(c::EBADR);
@@ -82,6 +86,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BADRQC: Self = Self(c::EBADRQC);
@@ -91,6 +96,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BADSLT: Self = Self(c::EBADSLT);
@@ -100,6 +106,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const BFONT: Self = Self(c::EBFONT);
@@ -115,7 +122,13 @@ impl Errno {
     #[cfg(not(windows))]
     pub const CHILD: Self = Self(c::ECHILD);
     /// `ECHRNG`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const CHRNG: Self = Self(c::ECHRNG);
     /// `ECOMM`
     #[cfg(not(any(
@@ -123,6 +136,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const COMM: Self = Self(c::ECOMM);
@@ -142,6 +156,7 @@ impl Errno {
         target_os = "aix",
         target_os = "android",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const DEADLOCK: Self = Self(c::EDEADLOCK);
@@ -163,6 +178,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const DOTDOT: Self = Self(c::EDOTDOT);
@@ -192,6 +208,7 @@ impl Errno {
         target_os = "aix",
         target_os = "android",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "redox",
         target_os = "wasi",
     )))]
@@ -234,6 +251,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const ISNAM: Self = Self(c::EISNAM);
@@ -244,6 +262,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const KEYEXPIRED: Self = Self(c::EKEYEXPIRED);
@@ -254,6 +273,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const KEYREJECTED: Self = Self(c::EKEYREJECTED);
@@ -264,20 +284,45 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const KEYREVOKED: Self = Self(c::EKEYREVOKED);
     /// `EL2HLT`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const L2HLT: Self = Self(c::EL2HLT);
     /// `EL2NSYNC`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const L2NSYNC: Self = Self(c::EL2NSYNC);
     /// `EL3HLT`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const L3HLT: Self = Self(c::EL3HLT);
     /// `EL3RST`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const L3RST: Self = Self(c::EL3RST);
     /// `ELIBACC`
     #[cfg(not(any(
@@ -285,6 +330,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const LIBACC: Self = Self(c::ELIBACC);
@@ -294,6 +340,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const LIBBAD: Self = Self(c::ELIBBAD);
@@ -312,6 +359,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const LIBMAX: Self = Self(c::ELIBMAX);
@@ -321,11 +369,18 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const LIBSCN: Self = Self(c::ELIBSCN);
     /// `ELNRNG`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const LNRNG: Self = Self(c::ELNRNG);
     /// `ELOOP`
     pub const LOOP: Self = Self(c::ELOOP);
@@ -336,6 +391,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const MEDIUMTYPE: Self = Self(c::EMEDIUMTYPE);
@@ -358,6 +414,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NAVAIL: Self = Self(c::ENAVAIL);
@@ -379,6 +436,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOANO: Self = Self(c::ENOANO);
@@ -388,7 +446,13 @@ impl Errno {
     /// `ENOBUFS`
     pub const NOBUFS: Self = Self(c::ENOBUFS);
     /// `ENOCSI`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const NOCSI: Self = Self(c::ENOCSI);
     /// `ENODATA`
     #[cfg(not(any(
@@ -415,6 +479,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOKEY: Self = Self(c::ENOKEY);
@@ -431,6 +496,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOMEDIUM: Self = Self(c::ENOMEDIUM);
@@ -449,6 +515,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NONET: Self = Self(c::ENONET);
@@ -458,6 +525,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOPKG: Self = Self(c::ENOPKG);
@@ -507,6 +575,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOTNAM: Self = Self(c::ENOTNAM);
@@ -527,6 +596,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const NOTUNIQ: Self = Self(c::ENOTUNIQ);
@@ -584,6 +654,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const REMCHG: Self = Self(c::EREMCHG);
@@ -597,11 +668,18 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const REMOTEIO: Self = Self(c::EREMOTEIO);
     /// `ERESTART`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const RESTART: Self = Self(c::ERESTART);
     /// `ERFKILL`
     #[cfg(not(any(
@@ -611,6 +689,7 @@ impl Errno {
         target_os = "aix",
         target_os = "android",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "redox",
         target_os = "wasi",
     )))]
@@ -639,6 +718,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const SRMNT: Self = Self(c::ESRMNT);
@@ -650,6 +730,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const STRPIPE: Self = Self(c::ESTRPIPE);
@@ -675,11 +756,18 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const UCLEAN: Self = Self(c::EUCLEAN);
     /// `EUNATCH`
-    #[cfg(not(any(bsd, windows, target_os = "haiku", target_os = "wasi")))]
+    #[cfg(not(any(
+        bsd,
+        windows,
+        target_os = "haiku",
+        target_os = "hurd",
+        target_os = "wasi",
+    )))]
     pub const UNATCH: Self = Self(c::EUNATCH);
     /// `EUSERS`
     #[cfg(not(any(target_os = "haiku", target_os = "wasi")))]
@@ -695,6 +783,7 @@ impl Errno {
         windows,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         target_os = "wasi",
     )))]
     pub const XFULL: Self = Self(c::EXFULL);
diff --git a/src/backend/libc/io/types.rs b/src/backend/libc/io/types.rs
index 711f0ba75..f679b00ca 100644
--- a/src/backend/libc/io/types.rs
+++ b/src/backend/libc/io/types.rs
@@ -78,6 +78,7 @@ bitflags! {
         #[cfg(not(any(
             solarish,
             target_os = "haiku",
+            target_os = "hurd",
             target_os = "openbsd",
             target_os = "redox",
         )))]
@@ -103,7 +104,13 @@ bitflags! {
 }
 
 /// `PIPE_BUF`—The maximum size of a write to a pipe guaranteed to be atomic.
-#[cfg(not(any(solarish, target_os = "haiku", target_os = "redox", target_os = "wasi")))]
+#[cfg(not(any(
+    solarish,
+    target_os = "haiku",
+    target_os = "hurd",
+    target_os = "redox",
+    target_os = "wasi",
+)))]
 pub const PIPE_BUF: usize = c::PIPE_BUF;
 
 #[cfg(not(any(windows, target_os = "redox")))]
diff --git a/src/backend/libc/offset.rs b/src/backend/libc/offset.rs
index a046bcea9..6fdfa13b9 100644
--- a/src/backend/libc/offset.rs
+++ b/src/backend/libc/offset.rs
@@ -3,14 +3,14 @@
 #[cfg(not(windows))]
 use super::c;
 
-#[cfg(not(any(linux_like, windows)))]
+#[cfg(not(any(linux_like, windows, target_os = "hurd")))]
 #[cfg(feature = "fs")]
 pub(super) use c::{
     fstat as libc_fstat, fstatat as libc_fstatat, ftruncate as libc_ftruncate, ino_t as libc_ino_t,
     lseek as libc_lseek, off_t as libc_off_t,
 };
 
-#[cfg(linux_like)]
+#[cfg(any(linux_like, target_os = "hurd"))]
 #[cfg(feature = "fs")]
 pub(super) use c::{
     fstat64 as libc_fstat, fstatat64 as libc_fstatat, ftruncate64 as libc_ftruncate,
@@ -123,17 +123,18 @@ pub(super) use c::fallocate64 as libc_fallocate;
     windows,
     target_os = "dragonfly",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
 )))]
 #[cfg(feature = "fs")]
 pub(super) use c::posix_fadvise as libc_posix_fadvise;
-#[cfg(linux_like)]
+#[cfg(any(linux_like, target_os = "hurd"))]
 #[cfg(feature = "fs")]
 pub(super) use c::posix_fadvise64 as libc_posix_fadvise;
 
-#[cfg(not(any(linux_kernel, windows, target_os = "emscripten")))]
+#[cfg(not(any(linux_kernel, windows, target_os = "emscripten", target_os = "hurd")))]
 pub(super) use c::{pread as libc_pread, pwrite as libc_pwrite};
-#[cfg(any(linux_kernel, target_os = "emscripten"))]
+#[cfg(any(linux_kernel, target_os = "emscripten", target_os = "hurd"))]
 pub(super) use c::{pread64 as libc_pread, pwrite64 as libc_pwrite};
 #[cfg(not(any(
     apple,
@@ -141,11 +142,12 @@ pub(super) use c::{pread64 as libc_pread, pwrite64 as libc_pwrite};
     windows,
     target_os = "emscripten",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
     target_os = "solaris",
 )))]
 pub(super) use c::{preadv as libc_preadv, pwritev as libc_pwritev};
-#[cfg(any(target_os = "linux", target_os = "emscripten"))]
+#[cfg(any(target_os = "linux", target_os = "emscripten", target_os = "hurd"))]
 pub(super) use c::{preadv64 as libc_preadv, pwritev64 as libc_pwritev};
 
 #[cfg(target_os = "android")]
@@ -366,12 +368,13 @@ pub(super) use readwrite_pv64v2::{preadv64v2 as libc_preadv2, pwritev64v2 as lib
     target_os = "aix",
     target_os = "dragonfly",
     target_os = "fuchsia",
+    target_os = "hurd",
     target_os = "l4re",
     target_os = "redox",
 )))]
 #[cfg(feature = "fs")]
 pub(super) use c::posix_fallocate as libc_posix_fallocate;
-#[cfg(target_os = "l4re")]
+#[cfg(any(target_os = "l4re", target_os = "hurd"))]
 #[cfg(feature = "fs")]
 pub(super) use c::posix_fallocate64 as libc_posix_fallocate;
 #[cfg(not(any(
diff --git a/src/backend/libc/process/types.rs b/src/backend/libc/process/types.rs
index 3eb300278..4559ec6aa 100644
--- a/src/backend/libc/process/types.rs
+++ b/src/backend/libc/process/types.rs
@@ -74,19 +74,49 @@ pub enum Resource {
     #[cfg(not(target_os = "openbsd"))]
     As = c::RLIMIT_AS as c::c_int,
     /// `RLIMIT_LOCKS`
-    #[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+    #[cfg(not(any(
+        bsd,
+        solarish,
+        target_os = "aix",
+        target_os = "haiku",
+        target_os = "hurd",
+    )))]
     Locks = c::RLIMIT_LOCKS as c::c_int,
     /// `RLIMIT_SIGPENDING`
-    #[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+    #[cfg(not(any(
+        bsd,
+        solarish,
+        target_os = "aix",
+        target_os = "haiku",
+        target_os = "hurd",
+    )))]
     Sigpending = c::RLIMIT_SIGPENDING as c::c_int,
     /// `RLIMIT_MSGQUEUE`
-    #[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+    #[cfg(not(any(
+        bsd,
+        solarish,
+        target_os = "aix",
+        target_os = "haiku",
+        target_os = "hurd",
+    )))]
     Msgqueue = c::RLIMIT_MSGQUEUE as c::c_int,
     /// `RLIMIT_NICE`
-    #[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+    #[cfg(not(any(
+        bsd,
+        solarish,
+        target_os = "aix",
+        target_os = "haiku",
+        target_os = "hurd",
+    )))]
     Nice = c::RLIMIT_NICE as c::c_int,
     /// `RLIMIT_RTPRIO`
-    #[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+    #[cfg(not(any(
+        bsd,
+        solarish,
+        target_os = "aix",
+        target_os = "haiku",
+        target_os = "hurd",
+    )))]
     Rtprio = c::RLIMIT_RTPRIO as c::c_int,
     /// `RLIMIT_RTTIME`
     #[cfg(not(any(
@@ -96,6 +126,7 @@ pub enum Resource {
         target_os = "android",
         target_os = "emscripten",
         target_os = "haiku",
+        target_os = "hurd",
     )))]
     Rttime = c::RLIMIT_RTTIME as c::c_int,
 }
@@ -156,6 +187,7 @@ pub enum Signal {
         solarish,
         target_os = "aix",
         target_os = "haiku",
+        target_os = "hurd",
         all(
             linux_kernel,
             any(
@@ -198,7 +230,7 @@ pub enum Signal {
     #[cfg(not(target_os = "haiku"))]
     Io = c::SIGIO,
     /// `SIGPWR`
-    #[cfg(not(any(bsd, target_os = "haiku")))]
+    #[cfg(not(any(bsd, target_os = "haiku", target_os = "hurd")))]
     #[doc(alias = "Pwr")]
     Power = c::SIGPWR,
     /// `SIGSYS`, aka `SIGUNUSED`
@@ -255,6 +287,7 @@ impl Signal {
                 solarish,
                 target_os = "aix",
                 target_os = "haiku",
+                target_os = "hurd",
                 all(
                     linux_kernel,
                     any(
@@ -280,7 +313,7 @@ impl Signal {
             c::SIGWINCH => Some(Self::Winch),
             #[cfg(not(target_os = "haiku"))]
             c::SIGIO => Some(Self::Io),
-            #[cfg(not(any(bsd, target_os = "haiku")))]
+            #[cfg(not(any(bsd, target_os = "haiku", target_os = "hurd")))]
             c::SIGPWR => Some(Self::Power),
             c::SIGSYS => Some(Self::Sys),
             #[cfg(bsd)]
diff --git a/src/backend/libc/termios/types.rs b/src/backend/libc/termios/types.rs
index daaf54f4b..bc44738cc 100644
--- a/src/backend/libc/termios/types.rs
+++ b/src/backend/libc/termios/types.rs
@@ -127,7 +127,13 @@ pub const VTIME: usize = c::VTIME as usize;
 pub const VMIN: usize = c::VMIN as usize;
 
 /// `VSWTC`
-#[cfg(not(any(bsd, solarish, target_os = "aix", target_os = "haiku")))]
+#[cfg(not(any(
+    bsd,
+    solarish,
+    target_os = "aix",
+    target_os = "haiku",
+    target_os = "hurd",
+)))]
 pub const VSWTC: usize = c::VSWTC as usize;
 
 /// `VSTART`
@@ -214,6 +220,7 @@ pub const IMAXBEL: Tcflag = c::IMAXBEL;
     target_os = "aix",
     target_os = "emscripten",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
 )))]
 pub const IUTF8: Tcflag = c::IUTF8;
@@ -640,7 +647,7 @@ pub const EXTA: Speed = c::EXTA;
 pub const EXTB: Speed = c::EXTB;
 
 /// `CBAUD`
-#[cfg(not(any(bsd, target_os = "haiku", target_os = "redox")))]
+#[cfg(not(any(bsd, target_os = "haiku", target_os = "hurd", target_os = "redox")))]
 pub const CBAUD: Tcflag = c::CBAUD;
 
 /// `CBAUDEX`
@@ -649,6 +656,7 @@ pub const CBAUD: Tcflag = c::CBAUD;
     solarish,
     target_os = "aix",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
 )))]
 pub const CBAUDEX: Tcflag = c::CBAUDEX;
@@ -660,6 +668,7 @@ pub const CBAUDEX: Tcflag = c::CBAUDEX;
     bsd,
     target_os = "emscripten",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
 )))]
 pub const CIBAUD: Tcflag = c::CIBAUD;
@@ -677,6 +686,7 @@ pub const CIBAUD: Tcflag = 0o77600000;
     target_os = "aix",
     target_os = "emscripten",
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
 )))]
 pub const CMSPAR: Tcflag = c::CMSPAR;
diff --git a/src/io/pipe.rs b/src/io/pipe.rs
index b54abe8e8..cc492872e 100644
--- a/src/io/pipe.rs
+++ b/src/io/pipe.rs
@@ -29,6 +29,7 @@ pub use backend::io::types::{IoSliceRaw, SpliceFlags};
     solarish,
     windows,
     target_os = "haiku",
+    target_os = "hurd",
     target_os = "redox",
     target_os = "wasi",
 )))]