trimdomain
void trimdomain(char *_fullhost, size_t _hostsize);
trimdomain(buf, hsize);
trimdomain(trimmed, strlen(trimmed));
trimdomain(testhost, hostsize < 0 ? (int)strlen(testhost) : hostsize);
trimdomain(testhost, hostsize < 0 ? (int)strlen(testhost) : hostsize);
trimdomain(fullhost, hostsize);
__sym_compat(trimdomain, freebsd15_trimdomain, FBSD_1.8);
trimdomain(cp, strlen(cp));
trimdomain(line, strlen(line));
trimdomain(cp, strlen(cp));
trimdomain(hname, hl);
trimdomain(f.f_host, hl);