_SC_IOV_MAX 78 ext/etc/constdefs.h #if !defined(_SC_IOV_MAX) _SC_IOV_MAX 80 ext/etc/constdefs.h # define _SC_IOV_MAX _SC_IOV_MAX _SC_IOV_MAX 986 ext/etc/constdefs.h #if defined(_SC_IOV_MAX) _SC_IOV_MAX 987 ext/etc/constdefs.h rb_define_const(mod, "SC_IOV_MAX", INTEGER2NUM(_SC_IOV_MAX));