1 files changed, 2 insertions, 0 deletions
diff --git a/arith.h b/arith.h
index 62284e7e..083a8a19 100644
--- a/arith.h
+++ b/arith.h
@@ -27,9 +27,11 @@
 val make_bignum(void);
 val bignum(cnum cn);
 val bignum_from_long(long l);
+val bignum_from_uintptr(uint_ptr_t u);
 int highest_bit(int_ptr_t n);
 val normalize(val bignum);
 val in_int_ptr_range(val bignum);
+uint_ptr_t c_uint_ptr_num(val num);
 val cum_norm_dist(val x);
 val n_choose_k(val n, val k);
 val n_perm_k(val n, val k);