freebsd man page for upscli_fd

UPSCLI_FD(3)							    NUT Manual							      UPSCLI_FD(3)

NAME
       upscli_fd - Get file descriptor for connection

SYNOPSIS
       #include <upsclient.h>

       int upscli_fd(UPSCONN_t *ups);

DESCRIPTION
       The upscli_fd() function takes the pointer ups to a UPSCONN_t state structure and returns the value of the file descriptor for that
       connection, if any.

       This may be useful for determining if the connection to upsd(8) has been lost.

RETURN VALUE
       The upscli_fd() function returns the file descriptor, which may be any non-negative number. It returns -1 if an error occurs.

SEE ALSO
       upscli_connect(3), upscli_strerror(3), upscli_upserror(3)

Network UPS Tools						    05/22/2012							      UPSCLI_FD(3)