diff --git a/lib/libc/sys/sigaction.2 b/lib/libc/sys/sigaction.2
index 47b3a72d8d64..e161bf2000bf 100644
--- a/lib/libc/sys/sigaction.2
+++ b/lib/libc/sys/sigaction.2
@@ -28,7 +28,7 @@
 .\"	From: @(#)sigaction.2	8.2 (Berkeley) 4/3/94
 .\" $FreeBSD$
 .\"
-.Dd April 18, 2010
+.Dd September 27, 2012
 .Dt SIGACTION 2
 .Os
 .Sh NAME
@@ -586,13 +586,6 @@ system call
 will fail and no new signal handler will be installed if one
 of the following occurs:
 .Bl -tag -width Er
-.It Bq Er EFAULT
-Either
-.Fa act
-or
-.Fa oact
-points to memory that is not a valid part of the process
-address space.
 .It Bq Er EINVAL
 The
 .Fa sig
diff --git a/lib/libc/sys/sigwait.2 b/lib/libc/sys/sigwait.2
index a9e605c2d541..525bffb2689f 100644
--- a/lib/libc/sys/sigwait.2
+++ b/lib/libc/sys/sigwait.2
@@ -27,7 +27,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd August 24, 2011
+.Dd September 27, 2012
 .Dt SIGWAIT 2
 .Os
 .Sh NAME
@@ -107,9 +107,6 @@ The
 .Fa set
 argument
 specifies one or more invalid signal numbers.
-.It Bq Er EFAULT
-Any arguments point outside the allocated address space or there is a
-memory protection fault.
 .El
 .Sh SEE ALSO
 .Xr sigaction 2 ,
diff --git a/lib/libc/sys/sigwaitinfo.2 b/lib/libc/sys/sigwaitinfo.2
index a83de06fc823..9109759bdf71 100644
--- a/lib/libc/sys/sigwaitinfo.2
+++ b/lib/libc/sys/sigwaitinfo.2
@@ -27,7 +27,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd August 24, 2011
+.Dd September 27, 2012
 .Dt SIGTIMEDWAIT 2
 .Os
 .Sh NAME
@@ -172,9 +172,6 @@ system calls fail if:
 .Bl -tag -width Er
 .It Bq Er EINTR
 The wait was interrupted by an unblocked, caught signal.
-.It Bq Er EFAULT
-Any arguments point outside the allocated address space or there is a
-memory protection fault.
 .Pp
 .El
 The