gmp_mpfr_sys::gmp
pub unsafe extern "C" fn mpn_gcdext( gp: *mut limb_t, sp: *mut limb_t, sn: *mut size_t, up: *mut limb_t, un: size_t, vp: *mut limb_t, vn: size_t) -> size_t
See: mpn_gcdext
mpn_gcdext