Fwupd.Device.add_guid

### Method

# Fwupd Deviceadd_guid

#### Declaration [src]

    void
    fwupd_device_add_guid (
      FwupdDevice* self,
      const gchar* guid
    )

#### Description [src]

Adds the GUID if it does not already exist.

Available since: | 0.9.3

#### Parameters

`guid` | `const gchar*`
| The GUID, e.g. `2082b5e0-7a64-478a-b1b2-e3404fab6dad`
| The data is owned by the caller of the function.
| The value is a NUL terminated UTF-8 string.