if status is-interactive
	function sysexit
		switch $argv[1]
			case 0
				echo OK
			case 64
				echo USAGE
			case 65
				echo DATAERR
			case 66
				echo NOINPUT
			case 67
				echo NOUSER
			case 68
				echo NOHOST
			case 69
				echo UNAVAILABLE
			case 70
				echo SOFTWARE
			case 71
				echo OSERR
			case 72
				echo OSFILE
			case 73
				echo CANTCREAT
			case 74
				echo IOERR
			case 75
				echo TEMPFAIL
			case 76
				echo PROTOCOL
			case 77
				echo NOPERM
			case 78
				echo CONFIG
			case 127
				echo NOTFOUND
			case 129
				echo SIGHUP
			case 130
				echo SIGINT
			case 131
				echo SIGQUIT
			case 132
				echo SIGILL
			case 133
				echo SIGTRAP
			case 134
				echo SIGABRT
			case 135
				echo SIGBUS
			case 136
				echo SIGFPE
			case 137
				echo SIGKILL
			case 138
				echo SIGUSR1
			case 139
				echo SIGSEGV
			case 140
				echo SIGUSR2
			case 141
				echo SIGPIPE
			case 142
				echo SIGALRM
			case 143
				echo SIGTERM
			case 144
				echo SIGSTKFLT
			case 145
				echo SIGCHLD
			case 146
				echo SIGCONT
			case 147
				echo SIGSTOP
			case 148
				echo SIGTSTP
			case 149
				echo SIGTTIN
			case 150
				echo SIGTTOU
			case 151
				echo SIGURG
			case 152
				echo SIGXCPU
			case 153
				echo SIGXFSZ
			case 154
				echo SIGVTALRM
			case 155
				echo SIGPROF
			case 156
				echo SIGWINCH
			case 157
				echo SIGIO
			case 158
				echo SIGPWR
			case 159
				echo SIGSYS
			case '*'
				echo $argv[1]
		end
	end
end