diff --git a/ci/style.rs b/ci/style.rs
index 32e4ba772c5b7..bf31576b909ac 100644
--- a/ci/style.rs
+++ b/ci/style.rs
@@ -127,7 +127,9 @@ fn check_style(file: &str, path: &Path, err: &mut Errors) {
         if line.contains("extern \"C\"") {
             err.error(path, i, "use `extern` instead of `extern \"C\"");
         }
-        if line.contains("#[cfg(") && !line.contains(" if ") {
+        if line.contains("#[cfg(") && !line.contains(" if ")
+            && !line.contains("target_endian")
+        {
             if state != State::Structs {
                 err.error(path, i, "use cfg_if! and submodules \
                                     instead of #[cfg]");
diff --git a/src/unix/notbsd/linux/mips/mips32.rs b/src/unix/notbsd/linux/mips/mips32.rs
index 8fad85b006eb1..d36c77a166e24 100644
--- a/src/unix/notbsd/linux/mips/mips32.rs
+++ b/src/unix/notbsd/linux/mips/mips32.rs
@@ -265,6 +265,61 @@ pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 32;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 
+#[cfg(target_endian = "little")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+
 pub const O_LARGEFILE: ::c_int = 0x2000;
 
 pub const RLIM_INFINITY: ::rlim_t = 0x7fffffff;
diff --git a/src/unix/notbsd/linux/mips/mips64.rs b/src/unix/notbsd/linux/mips/mips64.rs
index 45b3df8fc1477..b575cfe12ae37 100644
--- a/src/unix/notbsd/linux/mips/mips64.rs
+++ b/src/unix/notbsd/linux/mips/mips64.rs
@@ -247,6 +247,61 @@ pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 
+#[cfg(target_endian = "little")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 pub const O_LARGEFILE: ::c_int = 0;
 
 pub const RLIM_INFINITY: ::rlim_t = 0xffff_ffff_ffff_ffff;
diff --git a/src/unix/notbsd/linux/mips/mod.rs b/src/unix/notbsd/linux/mips/mod.rs
index 405a2bdb12422..f3d19d33bd364 100644
--- a/src/unix/notbsd/linux/mips/mod.rs
+++ b/src/unix/notbsd/linux/mips/mod.rs
@@ -463,6 +463,7 @@ pub const POLLWRNORM: ::c_short = 0x004;
 pub const POLLWRBAND: ::c_short = 0x100;
 
 pub const PTHREAD_STACK_MIN: ::size_t = 131072;
+pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 3;
 
 pub const ADFS_SUPER_MAGIC: ::c_long = 0x0000adf5;
 pub const AFFS_SUPER_MAGIC: ::c_long = 0x0000adff;
diff --git a/src/unix/notbsd/linux/other/b32/mod.rs b/src/unix/notbsd/linux/other/b32/mod.rs
index 8536353fb49eb..7294e71fdcdf5 100644
--- a/src/unix/notbsd/linux/other/b32/mod.rs
+++ b/src/unix/notbsd/linux/other/b32/mod.rs
@@ -283,6 +283,61 @@ pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 32;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 
+#[cfg(target_endian = "little")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0,
+            0, 0,
+        ],
+    };
+
 pub const PTRACE_GETFPREGS: ::c_uint = 14;
 pub const PTRACE_SETFPREGS: ::c_uint = 15;
 pub const PTRACE_GETREGS: ::c_uint = 12;
diff --git a/src/unix/notbsd/linux/other/b64/aarch64.rs b/src/unix/notbsd/linux/other/b64/aarch64.rs
index 80ebe7e5cfc28..1b737cdb381d0 100644
--- a/src/unix/notbsd/linux/other/b64/aarch64.rs
+++ b/src/unix/notbsd/linux/other/b64/aarch64.rs
@@ -371,6 +371,34 @@ pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 8;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 48;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 8;
 
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+            0, 0, 0, 0,
+        ],
+    };
+
 pub const O_DIRECT: ::c_int = 0x10000;
 pub const O_DIRECTORY: ::c_int = 0x4000;
 pub const O_NOFOLLOW: ::c_int = 0x8000;
diff --git a/src/unix/notbsd/linux/other/b64/not_x32.rs b/src/unix/notbsd/linux/other/b64/not_x32.rs
index fb30a31490657..b3a2114244883 100644
--- a/src/unix/notbsd/linux/other/b64/not_x32.rs
+++ b/src/unix/notbsd/linux/other/b64/not_x32.rs
@@ -4,6 +4,61 @@ pub type c_ulong = u64;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 
+#[cfg(target_endian = "little")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 // Syscall table
 
 pub const SYS_read: ::c_long = 0;
diff --git a/src/unix/notbsd/linux/other/b64/powerpc64.rs b/src/unix/notbsd/linux/other/b64/powerpc64.rs
index 65f2fa200dc46..63c81cecceede 100644
--- a/src/unix/notbsd/linux/other/b64/powerpc64.rs
+++ b/src/unix/notbsd/linux/other/b64/powerpc64.rs
@@ -358,6 +358,61 @@ pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
+#[cfg(target_endian = "little")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "little")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+#[cfg(target_endian = "big")]
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 pub const O_DIRECTORY: ::c_int = 0x4000;
 pub const O_NOFOLLOW: ::c_int = 0x8000;
 pub const O_DIRECT: ::c_int = 0x20000;
diff --git a/src/unix/notbsd/linux/other/b64/sparc64.rs b/src/unix/notbsd/linux/other/b64/sparc64.rs
index 206a0ce602cda..6e9713870bfa6 100644
--- a/src/unix/notbsd/linux/other/b64/sparc64.rs
+++ b/src/unix/notbsd/linux/other/b64/sparc64.rs
@@ -332,6 +332,31 @@ pub const __SIZEOF_PTHREAD_CONDATTR_T: usize = 4;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_MUTEXATTR_T: usize = 4;
 
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 pub const O_DIRECTORY: ::c_int = 0o200000;
 pub const O_NOFOLLOW: ::c_int = 0o400000;
 pub const O_DIRECT: ::c_int = 0x100000;
diff --git a/src/unix/notbsd/linux/other/b64/x32.rs b/src/unix/notbsd/linux/other/b64/x32.rs
index 2e97061fba7de..dd4d2029dbfa2 100644
--- a/src/unix/notbsd/linux/other/b64/x32.rs
+++ b/src/unix/notbsd/linux/other/b64/x32.rs
@@ -4,6 +4,31 @@ pub type c_ulong = u32;
 pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 32;
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 44;
 
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 // Syscall table
 
 pub const __X32_SYSCALL_BIT: ::c_long = 0x40000000;
diff --git a/src/unix/notbsd/linux/other/mod.rs b/src/unix/notbsd/linux/other/mod.rs
index b566a95577bd1..f147576e142eb 100644
--- a/src/unix/notbsd/linux/other/mod.rs
+++ b/src/unix/notbsd/linux/other/mod.rs
@@ -813,6 +813,7 @@ cfg_if! {
         pub const PTHREAD_STACK_MIN: ::size_t = 131072;
     }
 }
+pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 3;
 
 f! {
     pub fn NLA_ALIGN(len: ::c_int) -> ::c_int {
diff --git a/src/unix/notbsd/linux/s390x.rs b/src/unix/notbsd/linux/s390x.rs
index 103abcc79037d..543c124fdb154 100644
--- a/src/unix/notbsd/linux/s390x.rs
+++ b/src/unix/notbsd/linux/s390x.rs
@@ -356,6 +356,31 @@ pub const __SIZEOF_PTHREAD_MUTEX_T: usize = 40;
 pub const __SIZEOF_PTHREAD_RWLOCK_T: usize = 56;
 pub const __SIZEOF_PTHREAD_RWLOCKATTR_T: usize = 8;
 
+pub const PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+pub const PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP: ::pthread_mutex_t =
+    ::pthread_mutex_t {
+        __align: [],
+        size: [
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0,
+            0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        ],
+    };
+
 pub const EADDRINUSE: ::c_int = 98;
 pub const EADDRNOTAVAIL: ::c_int = 99;
 pub const ECONNABORTED: ::c_int = 103;
@@ -374,6 +399,7 @@ pub const O_CREAT: ::c_int = 64;
 pub const O_EXCL: ::c_int = 128;
 pub const O_NONBLOCK: ::c_int = 2048;
 pub const PTHREAD_STACK_MIN: ::size_t = 16384;
+pub const PTHREAD_MUTEX_ADAPTIVE_NP: ::c_int = 3;
 pub const RLIM_INFINITY: ::rlim_t = 0xffffffffffffffff;
 pub const SA_NOCLDWAIT: ::c_int = 2;
 pub const SA_ONSTACK: ::c_int = 0x08000000;