int QSdelete_named_rows_list (QSprob p, int num, const char **rownames)

/* Assume p is an initialized LP problem.  */
/* Delete constraints r0 and r2.           */

int rval;
const char *dlist[2] = { "r0", "r2" };

rval = QSdelete_named_rows_list (p, 2, dlist);
if (rval) {
    fprintf (stderr, "could not delete rows, error code %d\n", rval);
}