ALSACtlget_card_sysname

gboolean
alsactl_get_card_sysname (
  guint card_id,
  char** sysname,
  GError** error
)

Allocate sysname for the sound card and return it when it exists.

Nodes under sound subsystem in sysfs are used to gather the information.

`card_id`	`guint`
	The numeric ID of sound card.
`sysname`	`char**`
	The string for sysname of the sound card.
	The argument will be set by the function.
	The called function takes ownership of the data, and is responsible for freeing it.
	The value is a NUL terminated UTF-8 string.
`error`	`GError **`
	The return location for a `GError*`, or `NULL`.

Returns:	`gboolean`
	`TRUE` when the overall operation finishes successfully, else `FALSE`.