inll
OPENSSL_clear_free((char *)buf_in, inll);
size_t inll = 0, outll = 0;
inll = (size_t)inl;
buf_in = OPENSSL_malloc(inll);
size_t inll = 0;
inll = inl;
OPENSSL_clear_free(buf_in, inll);
#define in64(a) inll(a)