## Pen for OS/2 Device Driver Reference

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### Glossary - F

F

flag - (1) A variable indicating that a certain condition holds. (T) (2) A character that signals the occurrence of some condition, such as the end of a word. (A)

function - (1) In a programming language, a block, with or without formal parameters, whose execution is invoked by means of a call. (2) A set of related control statements that cause one or more programs to be performed.