Just write the graph data structure in Nim directly and translate the few algorithms you really need to Nim from a website with pseudo-code. Life is too short to deal with C's `igraph_vector_int_destroy` nonsense.
- varargs pragma - expanding a seq[cint] mantielero
- varargs pragma - expanding a seq[cint] mantielero
- varargs pragma - expanding a seq[cint] PMunch
- varargs pragma - expanding a seq[cint] mantielero
- varargs pragma - expanding a seq[cint] demotomohiro
- varargs pragma - expanding a seq[cint] Araq
- varargs pragma - expanding a seq[ci... Araq
- varargs pragma - expanding a se... PMunch
- varargs pragma - expanding a se... szhorvat
- varargs pragma - expanding a se... szhorvat
- varargs pragma - expanding a se... mantielero