* io.c (Init_IO): define IO::BINARY even if O_BINARY is not exist.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14403 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Dec 21 14:46:07 2007  Tanaka Akira  <akr@fsij.org>
+
+	* io.c (Init_IO): define IO::BINARY even if O_BINARY is not exist.
+
 Fri Dec 21 14:01:14 2007  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* test/ruby/test_system.rb (TestSystem::valid_syntax): apply

io.c

@@ -6346,6 +6346,8 @@ Init_IO(void)
 #endif
 #ifdef O_BINARY
     rb_file_const("BINARY", INT2FIX(O_BINARY));
+#else
+    rb_file_const("BINARY", INT2FIX(0));
 #endif
 #ifdef O_SYNC
     rb_file_const("SYNC", INT2FIX(O_SYNC));