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+.\" @(#)getrpcent.3n	2.2 88/08/02 4.0 RPCSRC; from 1.11 88/03/14 SMI
+.TH GETRPCENT 3 1987-12-14 
+.SH NAME
+getrpcent, getrpcbyname, getrpcbynumber \- get RPC entry
+.SH SYNOPSIS
+.nf
+.ft B
+#include <netdb.h>
+.LP
+.ft B
+struct rpcent *getrpcent()
+.LP
+.ft B
+struct rpcent *getrpcbyname(name)
+char *name;
+.LP
+.ft B
+struct rpcent *getrpcbynumber(number)
+int number;
+.LP
+.ft B
+setrpcent (stayopen)
+int stayopen;
+.LP
+.ft B
+endrpcent ()
+.fi
+.SH DESCRIPTION
+.LP
+.BR getrpcent() ,
+.BR getrpcbyname() ,
+and
+.B getrpcbynumber()
+each return a pointer to an object with the
+following structure
+containing the broken-out
+fields of a line in the rpc program number data base,
+.BR /etc/rpc .
+.RS
+.LP
+.nf
+.ft B
+struct	rpcent {
+	char	*r_name;	/* name of server for this rpc program */
+	char	**r_aliases;	/* alias list */
+	long	r_number;	/* rpc program number */
+};
+.ft R
+.fi
+.RE
+.LP
+The members of this structure are:
+.RS
+.PD 0
+.TP 20
+.B r_name
+The name of the server for this rpc program.
+.TP 20
+.B r_aliases
+A zero terminated list of alternate names for the rpc program.
+.TP  20
+.B r_number
+The rpc program number for this service.
+.PD
+.RE
+.LP
+.B getrpcent()
+reads the next line of the file, opening the file if necessary.
+.LP
+.B getrpcent()
+opens and rewinds the file.  If the
+.I stayopen
+flag is non-zero,
+the net data base will not be closed after each call to
+.B getrpcent()
+(either directly, or indirectly through one of
+the other \*(lqgetrpc\*(rq calls).
+.LP
+.B endrpcent
+closes the file.
+.LP
+.B getrpcbyname()
+and
+.B getrpcbynumber()
+sequentially search from the beginning
+of the file until a matching rpc program name or
+program number is found, or until end-of-file is encountered.
+.SH FILES
+.PD 0
+.TP 20
+.B /etc/rpc
+.PD
+.SH "SEE ALSO"
+.BR rpc (5),
+.BR rpcinfo (8),
+.BR ypserv (8)
+.SH DIAGNOSTICS
+.LP
+A
+.SM NULL
+pointer is returned on 
+.SM EOF
+or error.
+.SH BUGS
+.LP
+All information
+is contained in a static area
+so it must be copied if it is
+to be saved.