HISTORY; tweaks and ok sobrado@ jmc@

4 files changed, 37 insertions, 12 deletions

diff --git a/lib/libc/gen/fabs.3 b/lib/libc/gen/fabs.3
index 433edb9d673..72e602cbb46 100644
--- a/lib/libc/gen/fabs.3
+++ b/lib/libc/gen/fabs.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: fabs.3,v 1.2 2013/06/05 03:39:22 tedu Exp $
+.\"	$OpenBSD: fabs.3,v 1.3 2013/07/18 10:14:48 schwarze Exp $
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
 .\"
@@ -29,7 +29,7 @@
 .\"
 .\"     from: @(#)fabs.3	5.1 (Berkeley) 5/2/91
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: July 18 2013 $
 .Dt FABS 3
 .Os
 .Sh NAME
@@ -76,3 +76,8 @@ The
 .Fn fabs
 function conforms to
 .St -ansiC .
+.Sh HISTORY
+An
+.Fn fabs
+function first appeared in
+.At v6 .
diff --git a/lib/libc/gen/isalpha.3 b/lib/libc/gen/isalpha.3
index ef75c3ceb73..041c69dd532 100644
--- a/lib/libc/gen/isalpha.3
+++ b/lib/libc/gen/isalpha.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: isalpha.3,v 1.11 2013/07/06 17:31:20 jmc Exp $
+.\"	$OpenBSD: isalpha.3,v 1.12 2013/07/18 10:14:48 schwarze Exp $
 .\"
 .\" Copyright (c) 1991 The Regents of the University of California.
 .\" All rights reserved.
@@ -31,7 +31,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: July 6 2013 $
+.Dd $Mdocdate: July 18 2013 $
 .Dt ISALPHA 3
 .Os
 .Sh NAME
@@ -92,6 +92,11 @@ The
 .Fn isalpha
 function conforms to
 .St -ansiC .
+.Sh HISTORY
+The
+.Fn isalpha
+function first appeared in
+.At v7 .
 .Sh CAVEATS
 The argument to
 .Fn isalpha
diff --git a/lib/libc/gen/nice.3 b/lib/libc/gen/nice.3
index aa6ff97a54f..6139878764c 100644
--- a/lib/libc/gen/nice.3
+++ b/lib/libc/gen/nice.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: nice.3,v 1.17 2013/06/05 03:39:22 tedu Exp $
+.\"	$OpenBSD: nice.3,v 1.18 2013/07/18 10:14:48 schwarze Exp $
 .\"
 .\" Copyright (c) 1980, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -27,7 +27,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: July 18 2013 $
 .Dt NICE 3
 .Os
 .Sh NAME
@@ -84,5 +84,9 @@ has the same failure conditions as
 .Sh HISTORY
 A
 .Fn nice
-system call appeared in
-.At v6 .
+system call first appeared in
+.At v3 .
+It has accepted an
+.Fa incr
+argument since
+.At v4 .
diff --git a/lib/libc/gen/sleep.3 b/lib/libc/gen/sleep.3
index 158c69d43dd..1d082cd2be6 100644
--- a/lib/libc/gen/sleep.3
+++ b/lib/libc/gen/sleep.3
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: sleep.3,v 1.13 2013/06/05 03:39:22 tedu Exp $
+.\"	$OpenBSD: sleep.3,v 1.14 2013/07/18 10:14:49 schwarze Exp $
 .\"
 .\" Copyright (c) 1986, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -27,7 +27,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: July 18 2013 $
 .Dt SLEEP 3
 .Os
 .Sh NAME
@@ -79,5 +79,16 @@ function conforms to
 .Sh HISTORY
 A
 .Fn sleep
-function appeared in
-.At v7 .
+system call first appeared in
+.At v3 .
+In
+.At v7 ,
+it was removed and replaced by a C library implementation based on
+.Xr signal 3
+and
+.Xr alarm 3 .
+For
+.Ox 2.1 ,
+it was reimplemented as a wrapper around the
+.Xr nanosleep 2
+system call.