[ILUG] network information from C

[Justin Mason]

>  I'm knocking up a C program, and need to know the interface name of the
> default route. Is there a proper way to do this that'll work on all
> kernels, or am I better off reading /proc/sys/net/route and working it out
> from there ?

parse netstat -nr would be my approach ;)

Not much difference from reading /proc/sys/net/route, but slightly more
portable across OS releases.

--j.