+// Enable the use of compiler-specific thread local storage keyword, if any.
+// This is used for wxTLS_XXX() macros implementation and normally should use
+// the compiler-provided support as it's simpler and more efficient, but must
+// not use it if wxWidgets is used in a dynamically loaded Win32 (i.e. using
+// LoadLibrary()/GetProcAddress()) as this triggers a bug in compiler TLS
+// support that results in crashes when any TLS variables are used. So if you
+// are building a Win32 DLL using wxWidgets that can be loaded dynamically, set
+// this to 0.
+//
+// Default is 1, but set to 0 if the scenario above is applicable.
+#define wxUSE_COMPILER_TLS 1
+
+// ----------------------------------------------------------------------------
+// Interoperability with the standard library.
+// ----------------------------------------------------------------------------
+
+// Set wxUSE_STL to 1 to enable maximal interoperability with the standard
+// library, even at the cost of backwards compatibility.
+//
+// Default is 0
+//
+// Recommended setting: 0 as the options below already provide a relatively
+// good level of interoperability and changing this option arguably isn't worth
+// diverging from the official builds of the library.
+#define wxUSE_STL 0
+
+// This is not a real option but is used as the default value for
+// wxUSE_STD_IOSTREAM, wxUSE_STD_STRING and wxUSE_STD_CONTAINERS.
+//
+// Currently the Digital Mars and Watcom compilers come without standard C++
+// library headers by default, wxUSE_STD_STRING can be set to 1 if you do have
+// them (e.g. from STLPort).
+//
+// VC++ 5.0 does include standard C++ library headers, however they produce
+// many warnings that can't be turned off when compiled at warning level 4.
+#if defined(__DMC__) || defined(__WATCOMC__) \
+ || (defined(_MSC_VER) && _MSC_VER < 1200)
+ #define wxUSE_STD_DEFAULT 0
+#else
+ #define wxUSE_STD_DEFAULT 1
+#endif
+
+// Use standard C++ containers to implement wxVector<>, wxStack<>, wxDList<>
+// and wxHashXXX<> classes. If disabled, wxWidgets own (mostly compatible but
+// usually more limited) implementations are used which allows to avoid the
+// dependency on the C++ run-time library.
+//
+// Notice that the compilers mentioned in wxUSE_STD_DEFAULT comment above don't
+// support using standard containers and that VC6 needs non-default options for
+// such build to avoid getting "fatal error C1076: compiler limit : internal
+// heap limit reached; use /Zm to specify a higher limit" in its own standard
+// headers, so you need to ensure you do increase the heap size before enabling
+// this option for this compiler.
+//
+// Default is 0 for compatibility reasons.
+//
+// Recommended setting: 1 unless compatibility with the official wxWidgets
+// build and/or the existing code is a concern.
+#define wxUSE_STD_CONTAINERS 0
+
+// Use standard C++ streams if 1 instead of wx streams in some places. If
+// disabled, wx streams are used everywhere and wxWidgets doesn't depend on the
+// standard streams library.
+//
+// Notice that enabling this does not replace wx streams with std streams
+// everywhere, in a lot of places wx streams are used no matter what.
+//
+// Default is 1 if compiler supports it.
+//
+// Recommended setting: 1 if you use the standard streams anyhow and so
+// dependency on the standard streams library is not a
+// problem
+#define wxUSE_STD_IOSTREAM wxUSE_STD_DEFAULT
+
+// Enable minimal interoperability with the standard C++ string class if 1.
+// "Minimal" means that wxString can be constructed from std::string or
+// std::wstring but can't be implicitly converted to them. You need to enable
+// the option below for the latter.
+//
+// Default is 1 for most compilers.
+//
+// Recommended setting: 1 unless you want to ensure your program doesn't use
+// the standard C++ library at all.
+#define wxUSE_STD_STRING wxUSE_STD_DEFAULT
+
+// Make wxString as much interchangeable with std::[w]string as possible, in
+// particular allow implicit conversion of wxString to either of these classes.
+// This comes at a price (or a benefit, depending on your point of view) of not
+// allowing implicit conversion to "const char *" and "const wchar_t *".
+//
+// Because a lot of existing code relies on these conversions, this option is
+// disabled by default but can be enabled for your build if you don't care
+// about compatibility.
+//
+// Default is 0 if wxUSE_STL has its default value or 1 if it is enabled.
+//
+// Recommended setting: 0 to remain compatible with the official builds of
+// wxWidgets.
+#define wxUSE_STD_STRING_CONV_IN_WXSTRING wxUSE_STL
+
+// VC++ 4.2 and above allows <iostream> and <iostream.h> but you can't mix
+// them. Set this option to 1 to use <iostream.h>, 0 to use <iostream>.
+//
+// Note that newer compilers (including VC++ 7.1 and later) don't support
+// wxUSE_IOSTREAMH == 1 and so <iostream> will be used anyhow.
+//
+// Default is 0.
+//
+// Recommended setting: 0, only set to 1 if you use a really old compiler
+#define wxUSE_IOSTREAMH 0
+
+