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Error Codes

## List of possible error codes

Many of the functions in this library return a negative error code when a function fails. This list provides a brief explanation of the common errors. See each individual function for more details on what a specific error code means in that context.
#define | OPE_API_VERSION 0
| API version for this header.
#define | OPE_OK 0
#define | OPE_BAD_ARG -11
#define | OPE_INTERNAL_ERROR -13
#define | OPE_UNIMPLEMENTED -15
#define | OPE_ALLOC_FAIL -17
#define | OPE_CANNOT_OPEN -30
#define | OPE_TOO_LATE -31
#define | OPE_INVALID_PICTURE -32
#define | OPE_INVALID_ICON -33
#define | OPE_WRITE_FAIL -34
#define | OPE_CLOSE_FAIL -35

## Detailed Description

## Macro Definition Documentation

## OPE_API_VERSION

#define OPE_API_VERSION 0

API version for this header.

Can be used to check for features at compile time.