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Diffstat (limited to 'ext/socket/ifaddr.c')
-rw-r--r--ext/socket/ifaddr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/ext/socket/ifaddr.c b/ext/socket/ifaddr.c
index da013256cb..1da259bd6f 100644
--- a/ext/socket/ifaddr.c
+++ b/ext/socket/ifaddr.c
@@ -460,6 +460,7 @@ rsock_init_sockifaddr(void)
* Socket::Ifaddr represents a result of getifaddrs() function.
*/
rb_cSockIfaddr = rb_define_class_under(rb_cSocket, "Ifaddr", rb_cObject);
+ rb_undef_alloc_func(rb_cSockIfaddr);
rb_define_method(rb_cSockIfaddr, "inspect", ifaddr_inspect, 0);
rb_define_method(rb_cSockIfaddr, "name", ifaddr_name, 0);
rb_define_method(rb_cSockIfaddr, "ifindex", ifaddr_ifindex, 0);