# HostErrorContextFfi

`import { HostErrorContextFfi } from "destack:error";`

FFI host-error context payload.

```ds title="HostErrorContextFfi"
export struct HostErrorContextFfi {
    kind: "ffi";
    syscall: string;
    library: string;
    symbol: string;
}
```

[language/library/src/error/host.ds:393:402](https://github.com/destack-sh/destack/blob/main/language/library/src/error/host.ds#L393-L402)

## Members

### `kind: "ffi"`

Discriminator for this error-context variant.

### `syscall: string`

Optional syscall or host API name.

### `library: string`

Optional FFI library name.

### `symbol: string`

Optional FFI symbol name.