eos
char *eos(char *);
bp = eos(linebuf);
p = eos(buf) - 1;
p = eos(bp);
p = eos(bp);
char *eop = eos(buf);
char *line, *eos;
nbperf.c = strtod(optarg, &eos);
if (errno || eos[0] || !nbperf.c)
tmp = strtoll(optarg, &eos, 0);
if (errno || eos == optarg || eos[0] ||