Searched refs:have_IPv4 (Results 1 – 2 of 2) sorted by relevance
169 my $have_IPv4 = -1;220 sub have_IPv4 { subroutine221 if ($have_IPv4 < 0) {222 $have_IPv4 = check_IP("127.0.0.1");224 return $have_IPv4;
408 unless !disabled("sock") && have_IPv4();