-.\" $OpenBSD: pledge.2,v 1.63 2022/02/25 18:24:01 tedu Exp $
+.\" $OpenBSD: pledge.2,v 1.64 2022/07/17 03:12:55 deraadt Exp $
.\"
.\" Copyright (c) 2015 Nicholas Marriott <nicm@openbsd.org>
.\"
.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
.\"
-.Dd $Mdocdate: February 25 2022 $
+.Dd $Mdocdate: July 17 2022 $
.Dt PLEDGE 2
.Os
.Sh NAME
.Xr getgrouplist 3 ,
and
.Xr initgroups 3
-family of functions.
-They may also need to operate in a
+family of functions, including lookups via the
.Xr yp 8
-environment, so a successful
-.Xr open 2
-of
-.Pa /var/run/ypbind.lock
-enables
-.Cm inet
-operations.
+protocol for YP and LDAP databases.
.It Cm sendfd
Allows sending of file descriptors using
.Xr sendmsg 2 .