-.TH SELECT 2 ""
-.UC 5
-.SH NAME
-select \- synchronous i/o multiplexing
-.SH SYNOPSIS
-.nf
-.ft B
-#include <sys/time.h>
-.PP
-.ft B
-nfound = select(nfds, readfds, writefds, exceptfds, timeout)
-int nfound, nfds, *readfds, *writefds, *exceptfds;
-struct timeval *timeout;
-.fi
-.SH DESCRIPTION
-.I Select
-examines the i/o descriptors specified by the bit masks
-.IR readfds ,
-.IR writefds ,
+.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+.\" SUCH DAMAGE.
+.\"
+.\" @(#)select.2 8.1 (Berkeley) 6/4/93
+.\"
+.Dd June 4, 1993
+.Dt SELECT 2
+.Os BSD 4.2
+.Sh NAME
+.Nm select
+.Nd synchronous I/O multiplexing
+.Sh SYNOPSIS
+.Fd #include <unistd.h>
+.Fd #include <sys/types.h>
+.Fd #include <sys/time.h>
+.Ft int
+.Fn select "int nfds" "fd_set *readfds" "fd_set *writefds" "fd_set *exceptfds" "struct timeval *timeout"
+.Fn FD_SET fd &fdset
+.Fn FD_CLR fd &fdset
+.Fn FD_ISSET fd &fdset
+.Fn FD_ZERO &fdset
+.Sh DESCRIPTION
+.Fn Select
+examines the I/O descriptor sets whose addresses are passed in
+.Fa readfds ,
+.Fa writefds ,