int QSdelete_named_row (QSprob p, const char *rowname)

/* Assume p is an initialized LP problem.  */
/* Delete constraint r2.                   */

int rval;

rval = QSdelete_named_row (p, "r2");
if (rval) {
    fprintf (stderr, "could not delete row, error code %d\n", rval);
}