I use a version of Ryan’s .htaccess code on my sites. (I learned it on a W3C course, so it must be good. ) All my sites are on shared hosting and I’ve never had a problem with this, so I’ll be surprised if it’s not enabled on GoDaddy.
Off Topic:
If you’re interested in a discussion about whether or not to remove the IfModule statement, try this one: IfModule checks in htaccess - performance impact?