These functions prints a warning message to some destination.
Fa format
is a printf style format specifying the message to print. The forms not ending in an
``x''
prints the error string associated with
Fa code
along with the message.
The
``err''
functions exits with exit status
Fa eval
after printing the message.
The
krb5_set_warn_func ();
function sets the destination for warning messages to the specified
Fa facility .
Messages logged with the
``warn''
functions have a log level of 1, while the
``err''
functions logs with level 0.
krb5_get_err_text ();
fetches the human readable strings describing the error-code.