nextGain           10 ompi/mca/topo/treematch/treematch/k-partitioning.c double nextGain(PriorityQueue * const Qpart, PriorityQueue * const Q, int * const deficit, int * const surplus);
nextGain           37 ompi/mca/topo/treematch/treematch/k-partitioning.c   while((nextGain(&Qpart, Q, &deficit, &surplus))>0)