NAME
snd_ctl_rename_id - replace the id of a control on the card
SYNOPSIS
int snd_ctl_rename_id (snd_card_t * card, snd_ctl_elem_id_t * src_id,
snd_ctl_elem_id_t * dst_id);
ARGUMENTS
card the card instance
src_id the old id
dst_id the new id
DESCRIPTION
Finds the control with the old id from the card, and replaces the id
with the new one.
Returns zero if successful, or a negative error code on failure.