To require (something) because it is essential or very important; expressing necessity or obligation.
Gloss: /\IF IX-me NEED MONEY/\ MY FRIEND IX1 CAN ix1-LOAN-me SOME.
English equivalent: When I need money, I can borrow some from a friend.
The sign for "IF" can be omitted as long as eyebrows are raised throughout the first clause of this conditional sentence.