DOKK / manpages / debian 10 / libdpm-dev / dpns_ping.3.en
DPNS_PING(3) DPNS Library Functions DPNS_PING(3)

dpns_ping - check if name server is alive and return its version number

#include <sys/types.h>
#include "dpns_api.h"

int dpns_ping (char *server, char *info)

dpns_ping checks if the name server is alive and returns its version number.

specifies the DPNS Name Server hostname. If NULL, the DPNS_HOST environment variable is used.
points at a buffer to receive the information (currently the version number). The buffer must be at least 256 characters long.

This routine returns 0 if the operation was successful or -1 if the operation failed. In the latter case, serrno is set appropriately.

info is a NULL pointer.
Host unknown.
Service unknown.
Communication error.
Name server is not running or is being shutdown.
$Date: 2007/05/09 06:38:31 $ DPNS