ATL1C_BUFFER_FREE
while (next_info->flags & ATL1C_BUFFER_FREE) {
ATL1C_SET_BUFFER_STATE(buffer_info, ATL1C_BUFFER_FREE);
ATL1C_BUFFER_FREE);
if (buffer_info->flags & ATL1C_BUFFER_FREE)
ATL1C_SET_BUFFER_STATE(buffer_info, ATL1C_BUFFER_FREE);
ATL1C_BUFFER_FREE);
ATL1C_SET_BUFFER_STATE(buffer_info, ATL1C_BUFFER_FREE);