/mandos/release

* plugins.d/askpass-fifo.c: Do close(STDOUT_FILENO) before exiting to
                            check its return code.  Use exit codes
                            from <sysexits.h>.
* plugins.d/splashy.c: Use exit codes from <sysexits.h> in the fork to
                       exec the "splashy_update" command.