diff --git a/libc-test/semver/linux.txt b/libc-test/semver/linux.txt
index ebcd48a96a16c..80d77643c54d7 100644
--- a/libc-test/semver/linux.txt
+++ b/libc-test/semver/linux.txt
@@ -2252,7 +2252,6 @@ PTHREAD_PRIO_PROTECT
 PTHREAD_PROCESS_PRIVATE
 PTHREAD_PROCESS_SHARED
 PTHREAD_STACK_MIN
-PTP_CLOCK_CAPS_RSV_LEN
 PTP_MAX_SAMPLES
 PTRACE_ATTACH
 PTRACE_CONT
@@ -3919,7 +3918,6 @@ pthread_spin_lock
 pthread_spin_trylock
 pthread_spin_unlock
 pthread_spinlock_t
-ptp_clock_caps
 ptp_clock_time
 ptp_extts_event
 ptp_extts_request
diff --git a/src/unix/linux_like/linux/mod.rs b/src/unix/linux_like/linux/mod.rs
index 47b28204122dc..da14697237937 100644
--- a/src/unix/linux_like/linux/mod.rs
+++ b/src/unix/linux_like/linux/mod.rs
@@ -1194,33 +1194,6 @@ s! {
         pub chan: ::c_uint,
         pub rsv: [::c_uint; 5],
     }
-
-    pub struct ptp_clock_caps {
-        pub max_adj: ::c_int,
-        pub n_alarm: ::c_int,
-        pub n_ext_ts: ::c_int,
-        pub n_per_out: ::c_int,
-        pub pps: ::c_int,
-        pub n_pins: ::c_int,
-        pub cross_timestamping: ::c_int,
-        #[cfg(any(target_arch = "sparc", target_arch = "sparc64"))]
-        pub adjust_phase: ::c_int,
-        #[cfg(not(any(
-            any(target_arch = "sparc", target_arch = "sparc64"),
-            any(target_env = "musl", target_env = "ohos"),
-        )))]
-        pub adjust_phase: ::c_int,
-        #[cfg(not(any(
-            any(target_arch = "sparc", target_arch = "sparc64"),
-            any(target_env = "musl", target_env = "ohos"),
-        )))]
-        pub max_phase_adj: ::c_int,
-        #[cfg(not(any(
-            any(target_arch = "sparc", target_arch = "sparc64"),
-            any(target_env = "musl", target_env = "ohos"),
-        )))]
-        pub rsv: [::c_int; PTP_CLOCK_CAPS_RSV_LEN],
-    }
 }
 
 cfg_if! {
@@ -4568,16 +4541,6 @@ pub const HWTSTAMP_FILTER_NTP_ALL: ::c_uint = 15;
 // linux/ptp_clock.h
 pub const PTP_MAX_SAMPLES: ::c_uint = 25; // Maximum allowed offset measurement samples.
 
-pub const PTP_CLOCK_CAPS_RSV_LEN: usize = {
-    if cfg!(any(target_arch = "sparc", target_arch = "sparc64")) {
-        12
-    } else if cfg!(any(target_env = "musl", target_env = "ohos")) {
-        13
-    } else {
-        11
-    }
-};
-
 // linux/tls.h
 pub const TLS_TX: ::c_int = 1;
 pub const TLS_RX: ::c_int = 2;