FNM_SYSCASE       961 dir.c          	    if (!FNM_SYSCASE && ISALPHA(c) && nocase)
FNM_SYSCASE      1359 dir.c              flags |= FNM_SYSCASE;
FNM_SYSCASE      1413 dir.c              if (flags & FNM_SYSCASE) {
FNM_SYSCASE      1911 dir.c              rb_file_const("FNM_SYSCASE", INT2FIX(FNM_SYSCASE));