Con SetINISetting
From GECK
A function added by the Fallout Script Extender.
Description
Sets the value of an INI setting. Setting string is of the format "SettingName:CategoryName" where CategoryName is the header under which the setting appears in the Fallout.ini / FalloutPrefs.ini / FalloutCustom.ini files. Does not accept variables as arguments.
Syntax
con_SetINISetting setting:string newValue:string