Shell.util_systemd_unit_exists
Description: Reference for Shell.util_systemd_unit_exists

### Function

# Shellutil_systemd_unit_exists

#### Declaration [src]

    void
    shell_util_systemd_unit_exists (
      const gchar* unit,
      GCancellable* cancellable,
      GAsyncReadyCallback callback,
      gpointer user_data
    )

#### Description

No description available.

#### Parameters

`unit`

  Type: `const gchar*`

  No description available.

  The data is owned by the caller of the function.
  The value is a NUL terminated UTF-8 string.

`cancellable`

  Type: `GCancellable`

  No description available.

  The argument can be `NULL`.
  The data is owned by the caller of the function.

`callback`

  Type: `GAsyncReadyCallback`

  No description available.

  The argument can be `NULL`.

`user_data`

  Type: `gpointer`

  No description available.

  The argument can be `NULL`.
  The data is owned by the caller of the function.