[ruby-cvs:63511] hsbt:r56346 (trunk): * ext/socket/*.c: Add proper require for example to work.

[hsbt at ruby-lang.org]

hsbt	2016-10-05 12:57:32 +0900 (Wed, 05 Oct 2016)

  New Revision: 56346

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=56346

  Log:
    * ext/socket/*.c: Add proper require for example to work.
      [fix GH-1378][ci skip] Patch by @schneems

  Modified files:
    trunk/ChangeLog
    trunk/ext/socket/ancdata.c
    trunk/ext/socket/basicsocket.c
    trunk/ext/socket/ipsocket.c
    trunk/ext/socket/option.c
    trunk/ext/socket/socket.c
    trunk/ext/socket/udpsocket.c
    trunk/ext/socket/unixserver.c
    trunk/ext/socket/unixsocket.c