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+.\" @(#)bindresvport.3n	2.2 88/08/02 4.0 RPCSRC; from 1.7 88/03/14 SMI
+.TH BINDRESVPORT 3N  "22 november 1987"
+.SH NAME
+bindresvport \- bind a socket to a privileged IP port
+.SH SYNOPSIS
+.nf
+.B #include <sys/types.h>
+.B #include <netinet/in.h>
+.LP
+.B int bindresvport(sd, sin)
+.B int sd;
+.B struct sockaddr_in \(**sin;
+.fi
+.SH DESCRIPTION
+.LP
+.B bindresvport(\|)
+is used to bind a socket descriptor to a privileged
+.SM IP
+port, that is, a
+port number in the range 0-1023.
+The routine returns 0 if it is successful,
+otherwise \-1 is returned and
+.B errno
+set to reflect the cause of the error.
+.LP
+Only root can bind to a privileged port; this call will fail for any
+other users.