int QSdelete_setrows (QSprob p, int *flags)
/* Assume p is an initialized LP problem with 4 rows.  */
/* Use QSdelete_setrows() to remove rows 1 and 3.      */

int rval;
int flags[4] = { 0, 1, 0, 1 };

rval = QSdelete_setrows (p, flags);
if (rval) {
    fprintf (stderr,
             "QSdelete_setrows failed with return code %d\n", rval);
}