mpn_sub_n         534 maint/gnulib/lib/mini-gmp.c   cy = mpn_sub_n (rp, ap, bp, bn);
mpn_sub_n          96 maint/gnulib/lib/mini-gmp.h mp_limb_t mpn_sub_n (mp_ptr, mp_srcptr, mp_srcptr, mp_size_t);