[SDL] Bug in 1.1.7 / MacOS

[Sam Lantinga]

> Hogging the CPU is a very bad behaviour for any app. If a game really 
> needs to do this, it should offer an option, and not just force the 
> user to live with it! Using this will cause all network traffic to 
> stop, will quit my internet connection, and makes debuggin harder.

Well, I'll be integrating Darrell's new prefs code, so when that's
in, maybe you add that as an option to the preferences dialog.

See ya,
	-Sam Lantinga, Lead Programmer, Loki Entertainment Software