SDL_IOStatus

typedef enum SDL_IOStatus {  SDL_IO_STATUS_READY, /**< Everything is ready (no errors and not EOF). */  SDL_IO_STATUS_ERROR, /**< Read or write I/O error */  SDL_IO_STATUS_EOF, /**< End of file */  SDL_IO_STATUS_NOT_READY, /**< Non blocking I/O, not ready */  SDL_IO_STATUS_READONLY, /**< Tried to write a read-only buffer */  SDL_IO_STATUS_WRITEONLY /**< Tried to read a write-only buffer */ } SDL_IOStatus;