_SC_TZNAME_MAX    578 ext/etc/constdefs.h #if !defined(_SC_TZNAME_MAX)
_SC_TZNAME_MAX    580 ext/etc/constdefs.h #  define _SC_TZNAME_MAX _SC_TZNAME_MAX
_SC_TZNAME_MAX   1286 ext/etc/constdefs.h #if defined(_SC_TZNAME_MAX)
_SC_TZNAME_MAX   1287 ext/etc/constdefs.h     rb_define_const(mod, "SC_TZNAME_MAX", INTEGER2NUM(_SC_TZNAME_MAX));