iphone - Change Settings based on IOS version -

i have settings screen contains own custom font menu. of these fonts in list exist in ios 4.x , cause problems if selected in ios 3. how can use different plists based on version of ios installed?

thanks help.

andrew

use uidevice class model name , version number of device.

nsstring* devicename = [[uidevice currentdevice] model]; nsstring* deviceversion = [[uidevice currentdevice] systemversion]; 

based on value of above variable , use different set of plist.