libhal_find_device_by_capability
udis = libhal_find_device_by_capability (hal_ctx, capability, &num_udis, &error);
if ((udis = libhal_find_device_by_capability(hal_ctx,
if ((udis = libhal_find_device_by_capability(hal_ctx, "storage",
if ((udis = libhal_find_device_by_capability(hal_ctx, "storage",
if ((udis = libhal_find_device_by_capability(hal_ctx, "volume",
char **libhal_find_device_by_capability (LibHalContext *ctx,