I carry a small/med pack with the following items: a heavy duty mylar blanket, small rain tarp, 50' nylon rope, a game drag, a SS messkit with cup/utensiles/kettle, game shears, 2-diamond laps (med/coarse), folding Gerber saw, GB hunting ax, extra wool socks/gloves/tuque, 2-large garbage bags, 2-plastic bread bags, spare knife/compass/firesteel, extra ammunition, first aid kit, 2-35mm cans strike anywhere wood matches, snare wire, water purifier, SAK, whistle, 2-tinder kits, soap, disposable towels, TP, flashlight, (extra batt), candle lantern, field dressing kit,
extra tobacco,
Rations: 2-sandwiches, salty peanuts/almond and raisins, thermos of tea, soup mix, jerky,
"E" rations: 3-cans of sardine in olive oil, hard cheese, 6-chocolate bars,
6-hard tack or corn dodgers, doz. tea bags, sugar/salt/pepper packets, tobasco sauce
In/on my hunting vest/coat/pants: compass, belt knife, mini-binoculars,
fire steel, paper/wood matches in a tin, GORP, tobacco/pipe, a large garbage bag, ammunition. Rifle of course on a sling. It might seem a lot but it is still small/light and easily carried, where I go I may not see anybody for days/weeks so I can rely only on myself if I spend the night. If you are prepared, spending the night is not bad it is good lets you think :-D
just a thought