1.\" @(#)getrpcport.3r 2.2 88/08/02 4.0 RPCSRC; from 1.12 88/02/26 SMI 2.Dd October 6, 1987 3.Dt GETRPCPORT 3 4.Os 5.Sh NAME 6.Nm getrpcport 7.Nd get RPC port number 8.Sh SYNOPSIS 9.Ft int 10.Fn getrpcport "char *host" "int prognum" "int versnum" "int proto" 11.Sh DESCRIPTION 12.Fn getrpcport 13returns the port number for version 14.Fa versnum 15of the RPC program 16.Fa prognum 17running on 18.Fa host 19and using protocol 20.Fa proto . 21It returns 0 if it cannot contact the portmapper, or if 22.Fa prognum 23is not registered. If 24.Fa prognum 25is registered but not with version 26.Fa versnum , 27it will still return a port number (for some version of the program) 28indicating that the program is indeed registered. 29The version mismatch will be detected upon the first call to the service. 30