call EnumDestructablesInRect(r,____ , SetDestructableLife( GetEnumDestructable(), 0.00 ))

SetDestructableLife( GetEnumDestructable(), 0.00 )

function FuncName takes nothing returns nothing
	//call SetDestructableLife( GetEnumDestructable(), 0.00 )
	//Лучше так:
	call KillDestructable(GetEnumDestructable())
endfunction

//...
call EnumDestructablesInRect(r, null, function FuncName)
//...