IFF_LINK0        2461 ext/socket/constdefs.c #if defined(IFF_LINK0)
IFF_LINK0        2463 ext/socket/constdefs.c     rb_define_const(rb_cSocket, "IFF_LINK0", INTEGER2NUM(IFF_LINK0));
IFF_LINK0        2465 ext/socket/constdefs.c     rb_define_const(rb_mSockConst, "IFF_LINK0", INTEGER2NUM(IFF_LINK0));
IFF_LINK0        2007 ext/socket/constdefs.h #if !defined(IFF_LINK0)
IFF_LINK0        2009 ext/socket/constdefs.h #  define IFF_LINK0 IFF_LINK0