diff --git a/src/unix/linux_like/android/mod.rs b/src/unix/linux_like/android/mod.rs
index d1bdd8b13970..ff8b97e2ff6e 100644
--- a/src/unix/linux_like/android/mod.rs
+++ b/src/unix/linux_like/android/mod.rs
@@ -1269,9 +1269,9 @@ pub const F_GETOWN: c_int = 9;
 pub const F_SETOWN: c_int = 8;
 pub const F_SETLK: c_int = 6;
 pub const F_SETLKW: c_int = 7;
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
diff --git a/src/unix/linux_like/l4re/uclibc/mod.rs b/src/unix/linux_like/l4re/uclibc/mod.rs
index 06806d1051f0..476fc4a43dd2 100644
--- a/src/unix/linux_like/l4re/uclibc/mod.rs
+++ b/src/unix/linux_like/l4re/uclibc/mod.rs
@@ -437,10 +437,10 @@ pub const F_GETOWN: c_int = 9;
 pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
-pub const F_RDLCK: c_int = 0;
+pub const F_RDLCK: c_short = 0;
 pub const F_SETOWN: c_int = 8;
-pub const F_UNLCK: c_int = 2;
-pub const F_WRLCK: c_int = 1;
+pub const F_UNLCK: c_short = 2;
+pub const F_WRLCK: c_short = 1;
 pub const IPV6_MULTICAST_ALL: c_int = 29;
 pub const IPV6_ROUTER_ALERT_ISOLATE: c_int = 30;
 pub const MAP_HUGE_SHIFT: c_int = 26;
diff --git a/src/unix/linux_like/linux/gnu/b32/mod.rs b/src/unix/linux_like/linux/gnu/b32/mod.rs
index 11ada71ae815..81d89b922a89 100644
--- a/src/unix/linux_like/linux/gnu/b32/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b32/mod.rs
@@ -307,9 +307,9 @@ cfg_if! {
 
         pub const PTRACE_DETACH: c_uint = 11;
 
-        pub const F_RDLCK: c_int = 1;
-        pub const F_WRLCK: c_int = 2;
-        pub const F_UNLCK: c_int = 3;
+        pub const F_RDLCK: c_short = 1;
+        pub const F_WRLCK: c_short = 2;
+        pub const F_UNLCK: c_short = 3;
 
         pub const SFD_CLOEXEC: c_int = 0x400000;
 
@@ -350,9 +350,9 @@ cfg_if! {
 
         pub const PTRACE_DETACH: c_uint = 17;
 
-        pub const F_RDLCK: c_int = 0;
-        pub const F_WRLCK: c_int = 1;
-        pub const F_UNLCK: c_int = 2;
+        pub const F_RDLCK: c_short = 0;
+        pub const F_WRLCK: c_short = 1;
+        pub const F_UNLCK: c_short = 2;
 
         pub const SFD_CLOEXEC: c_int = 0x080000;
 
diff --git a/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs b/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
index a4fe3ba7e7e8..fae38730cdb2 100644
--- a/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
@@ -410,9 +410,9 @@ pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 
 pub const SFD_NONBLOCK: c_int = 0x0800;
 
diff --git a/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs b/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
index 01044881f691..2a0aeab8c824 100644
--- a/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/loongarch64/mod.rs
@@ -590,9 +590,9 @@ pub const O_FSYNC: c_int = O_SYNC;
 pub const O_ASYNC: c_int = 0o00020000;
 pub const O_DSYNC: c_int = 0o00010000;
 pub const O_NDELAY: c_int = O_NONBLOCK;
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 pub const F_GETLK: c_int = 5;
 pub const F_SETLK: c_int = 6;
 pub const F_SETLKW: c_int = 7;
diff --git a/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs b/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
index 7fed1e538383..0150486843dd 100644
--- a/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
@@ -764,9 +764,9 @@ pub const PTRACE_SETREGS: c_uint = 13;
 
 pub const EFD_NONBLOCK: c_int = 0x80;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 pub const F_GETLK: c_int = 14;
 pub const F_GETOWN: c_int = 23;
 pub const F_SETOWN: c_int = 24;
diff --git a/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs b/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
index f30450724351..7b30ca11539f 100644
--- a/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
@@ -445,9 +445,9 @@ pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 
 pub const SFD_NONBLOCK: c_int = 0x0800;
 
diff --git a/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs b/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
index 3371f0337e49..b4d8bf7047db 100644
--- a/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
@@ -429,9 +429,9 @@ pub const F_GETOWN: c_int = 9;
 pub const F_SETOWN: c_int = 8;
 pub const F_SETLK: c_int = 6;
 pub const F_SETLKW: c_int = 7;
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
diff --git a/src/unix/linux_like/linux/gnu/b64/s390x.rs b/src/unix/linux_like/linux/gnu/b64/s390x.rs
index d6b802bd22ff..1d3da7116643 100644
--- a/src/unix/linux_like/linux/gnu/b64/s390x.rs
+++ b/src/unix/linux_like/linux/gnu/b64/s390x.rs
@@ -459,9 +459,9 @@ pub const MCL_ONFAULT: c_int = 0x0004;
 
 pub const EFD_NONBLOCK: c_int = 0x800;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 pub const F_GETLK: c_int = 5;
 pub const F_GETOWN: c_int = 9;
 pub const F_SETOWN: c_int = 8;
diff --git a/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs b/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
index 6e3673e35d00..c383a5c27cd4 100644
--- a/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
@@ -368,9 +368,9 @@ pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
 
-pub const F_RDLCK: c_int = 1;
-pub const F_WRLCK: c_int = 2;
-pub const F_UNLCK: c_int = 3;
+pub const F_RDLCK: c_short = 1;
+pub const F_WRLCK: c_short = 2;
+pub const F_UNLCK: c_short = 3;
 
 pub const SFD_NONBLOCK: c_int = 0x4000;
 
diff --git a/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs b/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
index 9658aeb4a536..5d8922837e54 100644
--- a/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
@@ -476,9 +476,9 @@ pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 
 pub const SFD_NONBLOCK: c_int = 0x0800;
 
diff --git a/src/unix/linux_like/linux/musl/mod.rs b/src/unix/linux_like/linux/musl/mod.rs
index 3e69620fc638..b9d52afe07f9 100644
--- a/src/unix/linux_like/linux/musl/mod.rs
+++ b/src/unix/linux_like/linux/musl/mod.rs
@@ -560,9 +560,9 @@ pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
 
-pub const F_RDLCK: c_int = 0;
-pub const F_WRLCK: c_int = 1;
-pub const F_UNLCK: c_int = 2;
+pub const F_RDLCK: c_short = 0;
+pub const F_WRLCK: c_short = 1;
+pub const F_UNLCK: c_short = 2;
 
 pub const SA_NODEFER: c_int = 0x40000000;
 pub const SA_RESETHAND: c_int = u32_cast_int(0x80000000);
diff --git a/src/unix/linux_like/linux/uclibc/mod.rs b/src/unix/linux_like/linux/uclibc/mod.rs
index dd54a15e25fb..06ea7d1d373e 100644
--- a/src/unix/linux_like/linux/uclibc/mod.rs
+++ b/src/unix/linux_like/linux/uclibc/mod.rs
@@ -293,10 +293,10 @@ pub const F_GETOWN: c_int = 9;
 pub const F_OFD_GETLK: c_int = 36;
 pub const F_OFD_SETLK: c_int = 37;
 pub const F_OFD_SETLKW: c_int = 38;
-pub const F_RDLCK: c_int = 0;
+pub const F_RDLCK: c_short = 0;
 pub const F_SETOWN: c_int = 8;
-pub const F_UNLCK: c_int = 2;
-pub const F_WRLCK: c_int = 1;
+pub const F_UNLCK: c_short = 2;
+pub const F_WRLCK: c_short = 1;
 pub const IPV6_MULTICAST_ALL: c_int = 29;
 pub const IPV6_ROUTER_ALERT_ISOLATE: c_int = 30;
 pub const MAP_HUGE_SHIFT: c_int = 26;