}
p=buf;
if (a->neg) *(p++)='-';
- if (a->top == 0) *(p++)='0';
+ if (BN_is_zero(a)) *(p++)='0';
for (i=a->top-1; i >=0; i--)
{
for (j=BN_BITS2-8; j >= 0; j-=8)
p=buf;
lp=bn_data;
if (t->neg) *(p++)='-';
- if (t->top == 0)
+ if (BN_is_zero(t))
{
*(p++)='0';
*(p++)='\0';
int ret=0;
if ((a->neg) && (BIO_write(bp,"-",1) != 1)) goto end;
- if ((a->top == 0) && (BIO_write(bp,"0",1) != 1)) goto end;
+ if (BN_is_zero(a) && (BIO_write(bp,"0",1) != 1)) goto end;
for (i=a->top-1; i >=0; i--)
{
for (j=BN_BITS2-4; j >= 0; j-=4)