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icon :To the user, a small graphic image representing an application when that application's main window is minimized; to the application, a type of resource.

identifier:A name that identifies a register or a location in memory and usually represents a program element such as a constant, variable, type, or routine. The terms identifier and symbol are used synonymously in CodeView and most other documentation.

IMPLIB :Microsoft Import Library Manager.

INCLUDE environment variable:Information specified in the AUTOEXEC.BAT file that tells the compiler where to look for include files if they are not found in the current directory.

include file :An external source file that contains commonly used declarations and definitions.

incremental compilation:The compilation mode, specified by the /Gi option, in which only changed functions are recompiled.

incremental linking :Replacing only those modules changed since the last linking. See also “linking.”