diff --git a/libc-test/semver/netbsd.txt b/libc-test/semver/netbsd.txt
index bd60cdce3efea..ebd5ddc7207d0 100644
--- a/libc-test/semver/netbsd.txt
+++ b/libc-test/semver/netbsd.txt
@@ -298,10 +298,13 @@ ETIME
 ETOOMANYREFS
 EUSERS
 EVFILT_AIO
+EVFILT_EMPTY
+EVFILT_FS
 EVFILT_PROC
 EVFILT_READ
 EVFILT_SIGNAL
 EVFILT_TIMER
+EVFILT_USER
 EVFILT_VNODE
 EVFILT_WRITE
 EV_ADD
@@ -720,6 +723,7 @@ NI_WITHSCOPEID
 NOEXPR
 NOKERNINFO
 NOSTR
+NOTE_ABSTIME
 NOTE_ATTRIB
 NOTE_CHILD
 NOTE_DELETE
@@ -729,12 +733,15 @@ NOTE_EXTEND
 NOTE_FORK
 NOTE_LINK
 NOTE_LOWAT
+NOTE_MSECONDS
+NOTE_NSECONDS
 NOTE_PCTRLMASK
 NOTE_PDATAMASK
 NOTE_RENAME
 NOTE_REVOKE
 NOTE_TRACK
 NOTE_TRACKERR
+NOTE_USECONDS
 NOTE_WRITE
 NTP_API
 OFIOGETBMAP
diff --git a/src/unix/bsd/netbsdlike/netbsd/mod.rs b/src/unix/bsd/netbsdlike/netbsd/mod.rs
index fec6ec3e45cd2..c31c29a5ee6c4 100644
--- a/src/unix/bsd/netbsdlike/netbsd/mod.rs
+++ b/src/unix/bsd/netbsdlike/netbsd/mod.rs
@@ -1926,6 +1926,9 @@ pub const EVFILT_SIGNAL: u32 = 5;
 pub const EVFILT_TIMER: u32 = 6;
 pub const EVFILT_VNODE: u32 = 3;
 pub const EVFILT_WRITE: u32 = 1;
+pub const EVFILT_FS: u32 = 7;
+pub const EVFILT_USER: u32 = 8;
+pub const EVFILT_EMPTY: u32 = 9;
 
 pub const EV_ADD: u32 = 0x1;
 pub const EV_DELETE: u32 = 0x2;
@@ -1956,6 +1959,11 @@ pub const NOTE_PCTRLMASK: u32 = 0xf0000000;
 pub const NOTE_TRACK: u32 = 0x00000001;
 pub const NOTE_TRACKERR: u32 = 0x00000002;
 pub const NOTE_CHILD: u32 = 0x00000004;
+pub const NOTE_MSECONDS: u32 = 0x00000000;
+pub const NOTE_SECONDS: u32 = 0x00000001;
+pub const NOTE_USECONDS: u32 = 0x00000002;
+pub const NOTE_NSECONDS: u32 = 0x00000003;
+pub const NOTE_ABSTIME: u32 = 0x000000010;
 
 pub const TMP_MAX: ::c_uint = 308915776;