VPUBLIC void Vcghs(int *nx, int *ny, int *nz, int *ipc, double *rpc, double *ac, double *cc, double *fc, double *x, double *p, double *ap, double *r, int *itmax, int *iters, double *errtol, double *omega, int *iresid, int *iadjoint)
A collection of useful low-level routines (timing, etc).