csum              468 maint/gnulib/lib/argp-parse.c   size_t clen, csum;
csum              492 maint/gnulib/lib/argp-parse.c   csum = alignto (gsum + clen, alignof (struct option));
csum              493 maint/gnulib/lib/argp-parse.c   lsum = csum + llen;
csum              503 maint/gnulib/lib/argp-parse.c   parser->long_opts = (struct option *) (storage + csum);