{
register int i;
int max,min;
BN_ULONG *ap,*bp,*rp,carry,t1;
{
register int i;
int max,min;
BN_ULONG *ap,*bp,*rp,carry,t1;
register BN_ULONG t1,t2,*ap,*bp,*rp;
int i,carry;
#if defined(IRIX_CC_BUG) && !defined(LINT)
register BN_ULONG t1,t2,*ap,*bp,*rp;
int i,carry;
#if defined(IRIX_CC_BUG) && !defined(LINT)