Document that these functions are now in strings.h.

ok millert@

src/lib/libc/string/bcmp.3

@@ -27,16 +27,16 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: bcmp.3,v 1.11 2014/06/13 02:12:17 matthew Exp $
+.\"	$OpenBSD: bcmp.3,v 1.12 2015/11/24 09:14:35 daniel Exp $
 .\"
-.Dd $Mdocdate: June 13 2014 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt BCMP 3
 .Os
 .Sh NAME
 .Nm bcmp
 .Nd compare byte string
 .Sh SYNOPSIS
-.In string.h
+.In strings.h
 .Ft int
 .Fn bcmp "const void *b1" "const void *b2" "size_t len"
 .Sh DESCRIPTION

src/lib/libc/string/bcopy.3

@@ -28,16 +28,16 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: bcopy.3,v 1.11 2013/06/05 03:39:23 tedu Exp $
+.\"	$OpenBSD: bcopy.3,v 1.12 2015/11/24 09:14:35 daniel Exp $
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt BCOPY 3
 .Os
 .Sh NAME
 .Nm bcopy
 .Nd copy bytes
 .Sh SYNOPSIS
-.In string.h
+.In strings.h
 .Ft void
 .Fn bcopy "const void *src" "void *dst" "size_t len"
 .Sh DESCRIPTION

src/lib/libc/string/bzero.3

@@ -27,9 +27,9 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: bzero.3,v 1.11 2014/01/22 22:21:25 jmc Exp $
+.\"	$OpenBSD: bzero.3,v 1.12 2015/11/24 09:14:35 daniel Exp $
 .\"
-.Dd $Mdocdate: January 22 2014 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt BZERO 3
 .Os
 .Sh NAME
@@ -37,9 +37,10 @@
 .Nm explicit_bzero
 .Nd write zeroes to a byte string
 .Sh SYNOPSIS
-.In string.h
+.In strings.h
 .Ft void
 .Fn bzero "void *b" "size_t len"
+.In string.h
 .Ft void
 .Fn explicit_bzero "void *b" "size_t len"
 .Sh DESCRIPTION

src/lib/libc/string/ffs.3

@@ -27,16 +27,16 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.\"	$OpenBSD: ffs.3,v 1.9 2013/06/05 03:39:23 tedu Exp $
+.\"	$OpenBSD: ffs.3,v 1.10 2015/11/24 09:14:35 daniel Exp $
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt FFS 3
 .Os
 .Sh NAME
 .Nm ffs
 .Nd find first bit set in a bit string
 .Sh SYNOPSIS
-.In string.h
+.In strings.h
 .Ft int
 .Fn ffs "int value"
 .Sh DESCRIPTION

src/lib/libc/string/strcasecmp.3

@@ -1,4 +1,4 @@
-.\"	$OpenBSD: strcasecmp.3,v 1.12 2013/06/05 03:39:23 tedu Exp $
+.\"	$OpenBSD: strcasecmp.3,v 1.13 2015/11/24 09:14:35 daniel Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -31,7 +31,7 @@
 .\"
 .\"     @(#)strcasecmp.3	8.1 (Berkeley) 6/9/93
 .\"
-.Dd $Mdocdate: June 5 2013 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt STRCASECMP 3
 .Os
 .Sh NAME
@@ -39,7 +39,7 @@
 .Nm strncasecmp
 .Nd compare strings, ignoring case
 .Sh SYNOPSIS
-.In string.h
+.In strings.h
 .Ft int
 .Fn strcasecmp "const char *s1" "const char *s2"
 .Ft int

src/lib/libc/string/strchr.3

@@ -1,4 +1,4 @@
-.\"	$OpenBSD: strchr.3,v 1.11 2013/06/05 03:39:23 tedu Exp $
+.\"	$OpenBSD: strchr.3,v 1.12 2015/11/24 09:14:35 daniel Exp $
 .\"
 .\" Copyright (c) 1990, 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: June 5 2013 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt STRCHR 3
 .Os
 .Sh NAME
@@ -42,6 +42,7 @@
 .In string.h
 .Ft char *
 .Fn strchr "const char *s" "int c"
+.In strings.h
 .Ft char *
 .Fn index "const char *s" "int c"
 .Sh DESCRIPTION

src/lib/libc/string/strrchr.3

@@ -1,4 +1,4 @@
-.\"	$OpenBSD: strrchr.3,v 1.10 2013/06/05 03:39:23 tedu Exp $
+.\"	$OpenBSD: strrchr.3,v 1.11 2015/11/24 09:14:35 daniel Exp $
 .\"
 .\" Copyright (c) 1990, 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: June 5 2013 $
+.Dd $Mdocdate: November 24 2015 $
 .Dt STRRCHR 3
 .Os
 .Sh NAME
@@ -42,6 +42,7 @@
 .In string.h
 .Ft char *
 .Fn strrchr "const char *s" "int c"
+.In strings.h
 .Ft char *
 .Fn rindex "const char *s" "int c"
 .Sh DESCRIPTION