You need one of these.
Amazon.com : Genuine Issue Magnesium Survival Firestarter : Camping Stove Fire Starters : Sports & Outdoors
Here is some light reading:
http://fas.org/irp/doddir/army/fm3-05-70.pdf
You should also learn how to use a compass and topo map to figure out where you are, and how to do basic land navigation using them.