unix: fix compile warning
@@ -173,7 +173,7 @@ _unix_knot_to_string(u3_atom pon)
ret_c = c3_malloc(met_w + 3);
memcpy(ret_c, "~.", 2);
- u3r_bytes(0, met_w, ret_c + 2, pon);
+ u3r_bytes(0, met_w, (c3_y*)ret_c + 2, pon);
}
c3_assert(!strchr(ret_c, '/'));
c3_assert(!strchr(ret_c, '\\'));
