Here
This is my uname -a output:
	Darwin jose-narvaezs-mp061.local 9.1.0 Darwin Kernel Version 9.1.0:  
Wed Oct 31 17:46:22 PDT 2007; root:xnu-1228.0.2~1/RELEASE_I386 i386

The result was:

jose-narvaezs-mp061:~ goyox86$ ruby foo.rb
^Cfoo.rb:1:in `sleep': Interrupt
	from foo.rb:1
	from foo.rb:1:in `loop'
	from foo.rb:1

jose-narvaezs-mp061:~ goyox86$

On Apr 8, 2008, at 6:12 PM, Dave Thomas wrote:

>
> On Apr 8, 2008, at 5:37 PM, Federico Builes wrote:
>> Nope here, using 10.5:
>>
>> federicobuiles@korobushka: ~
>> $ ruby foo.rb
>> ^Cfoo.rb:1:in `sleep': Interrupt
>> 	from foo.rb:1
>> 	from foo.rb:1:in `loop'
>> 	from foo.rb:1
>
> on Ruby 1.9?
>