If @dest is %NULL, free @src; otherwise, moves @src into *@dest.
The error variable @dest points to must be %NULL.
@src must be non-%NULL.
Note that @src is no longer valid after this call. If you want
to keep using the same GError*, you need to set it to %NULL
after calling this function on it.
If @dest is %NULL, free @src; otherwise, moves @src into *@dest. The error variable @dest points to must be %NULL.
@src must be non-%NULL.
Note that @src is no longer valid after this call. If you want to keep using the same GError*, you need to set it to %NULL after calling this function on it.