The include directory contains the following API header files:
File name
Contents
ar.h
Data type and structure definitions, size limits, and constant definitions
arc.h
Additional structures and constants for C API calls
ardbc.h
ARDBC definitions
area.h
AREA definitions
arerrno.h
Error code definitions
arextern.h
External declarations for the API functions, specified with and without prototypes for use with standard C, ANSI C, or C++ compilers
arfilterapi.h
AR System Filter definitions
arfree.h
External declarations for the Free AR System functions. These functions recursively free all allocated memory associated with a particular data structure. Like arextern.h, declarations are specified with and without prototypes.
arplugin.h
AR System plug-in definitions
arstruct.h
Core and reserved field ID definitions, database separator characters, and labels for exporting structure definitions