added ccp_late_error; use PPPIOCSNPMODE ioctl; moved ppp_available
drwxr-xr-x - chat
drwxr-xr-x - include
drwxr-xr-x - linux
drwxr-xr-x - modules
drwxr-xr-x - pppd
drwxr-xr-x - pppstats