Exit status of ruby -v

ruby -v e$B$H$7$?$H$-$Ne(B exit status e$B$,e(B 1 e$B$K$J$C$F$^$9!#e(B

% ./ruby -v
ruby 1.9.0 (2007-09-30 patchlevel 0) [i686-linux]
zsh: exit 1 ./ruby -v
% echo $?
1