diff --git a/libc-test/build.rs b/libc-test/build.rs
index c7f707d68d7a1..bf9a876e6a51a 100644
--- a/libc-test/build.rs
+++ b/libc-test/build.rs
@@ -2743,6 +2743,17 @@ fn test_freebsd(target: &str) {
             // Added in FreeBSD 14.2
             "SO_SPLICE" if Some(14) > freebsd_ver => true,
 
+            // Added in FreeBSD 15
+            "PROC_LOGSIGEXIT_CTL"
+            | "PROC_LOGSIGEXIT_STATUS"
+            | "PROC_LOGSIGEXIT_CTL_NOFORCE"
+            | "PROC_LOGSIGEXIT_CTL_FORCE_ENABLE"
+            | "PROC_LOGSIGEXIT_CTL_FORCE_DISABLE"
+                if Some(15) > freebsd_ver =>
+            {
+                true
+            }
+
             _ => false,
         }
     });
diff --git a/libc-test/semver/freebsd.txt b/libc-test/semver/freebsd.txt
index 24a75ae4d460f..7395c0b424f32 100644
--- a/libc-test/semver/freebsd.txt
+++ b/libc-test/semver/freebsd.txt
@@ -1047,6 +1047,12 @@ POSIX_SPAWN_SETSCHEDULER
 POSIX_SPAWN_SETSIGDEF
 POSIX_SPAWN_SETSIGMASK
 PPPDISC
+PPROT_CLEAR
+PPROT_DESCEND
+PPROT_FLAGS
+PPROT_INHERIT
+PPROT_OP
+PPROT_SET
 PROC_NO_NEW_PRIVS_CTL
 PROC_NO_NEW_PRIVS_DISABLE
 PROC_NO_NEW_PRIVS_ENABLE
diff --git a/src/unix/bsd/freebsdlike/freebsd/mod.rs b/src/unix/bsd/freebsdlike/freebsd/mod.rs
index d59944dd06b6b..740388c69903b 100644
--- a/src/unix/bsd/freebsdlike/freebsd/mod.rs
+++ b/src/unix/bsd/freebsdlike/freebsd/mod.rs
@@ -3011,6 +3011,11 @@ pub const PROC_NO_NEW_PRIVS_CTL: c_int = 19;
 pub const PROC_NO_NEW_PRIVS_STATUS: c_int = 20;
 pub const PROC_WXMAP_CTL: c_int = 21;
 pub const PROC_WXMAP_STATUS: c_int = 22;
+pub const PROC_LOGSIGEXIT_CTL: c_int = 23;
+pub const PROC_LOGSIGEXIT_STATUS: c_int = 24;
+pub const PROC_LOGSIGEXIT_CTL_NOFORCE: c_int = 1;
+pub const PROC_LOGSIGEXIT_CTL_FORCE_ENABLE: c_int = 2;
+pub const PROC_LOGSIGEXIT_CTL_FORCE_DISABLE: c_int = 3;
 pub const PROC_PROCCTL_MD_MIN: c_int = 0x10000000;
 
 pub const PPROT_SET: c_int = 1;
@@ -4809,6 +4814,14 @@ safe_f! {
     pub {const} fn PR_SCTP_VALID_POLICY(x: c_int) -> bool {
         PR_SCTP_POLICY(x) <= SCTP_PR_SCTP_MAX
     }
+
+    pub {const} fn PPROT_OP(o: c_int) -> c_int {
+        o & 0xf
+    }
+
+    pub {const} fn PPROT_FLAGS(o: c_int) -> c_int {
+        o & !0xf
+    }
 }
 
 cfg_if! {