+// 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
+
+
+// ----------------------------------------------------------------------------
+// non GUI features selection
+// ----------------------------------------------------------------------------
+
+// Set wxUSE_LONGLONG to 1 to compile the wxLongLong class. This is a 64 bit
+// integer which is implemented in terms of native 64 bit integers if any or
+// uses emulation otherwise.
+//
+// This class is required by wxDateTime and so you should enable it if you want
+// to use wxDateTime. For most modern platforms, it will use the native 64 bit
+// integers in which case (almost) all of its functions are inline and it
+// almost does not take any space, so there should be no reason to switch it
+// off.
+//
+// Recommended setting: 1
+#define wxUSE_LONGLONG 1
+
+// Set wxUSE_BASE64 to 1, to compile in Base64 support. This is required for
+// storing binary data in wxConfig on most platforms.
+//
+// Default is 1.
+//
+// Recommended setting: 1 (but can be safely disabled if you don't use it)
+#define wxUSE_BASE64 1
+
+// Set this to 1 to be able to use wxEventLoop even in console applications
+// (i.e. using base library only, without GUI). This is mostly useful for
+// processing socket events but is also necessary to use timers in console
+// applications
+//
+// Default is 1.
+//
+// Recommended setting: 1 (but can be safely disabled if you don't use it)
+#define wxUSE_CONSOLE_EVENTLOOP 1
+
+// Set wxUSE_(F)FILE to 1 to compile wx(F)File classes. wxFile uses low level
+// POSIX functions for file access, wxFFile uses ANSI C stdio.h functions.
+//
+// Default is 1
+//
+// Recommended setting: 1 (wxFile is highly recommended as it is required by
+// i18n code, wxFileConfig and others)
+#define wxUSE_FILE 1
+#define wxUSE_FFILE 1
+
+// Use wxFSVolume class providing access to the configured/active mount points
+//
+// Default is 1
+//
+// Recommended setting: 1 (but may be safely disabled if you don't use it)
+#define wxUSE_FSVOLUME 1
+
+// Use wxStandardPaths class which allows to retrieve some standard locations
+// in the file system
+//
+// Default is 1
+//
+// Recommended setting: 1 (may be disabled to save space, but not much)
+#define wxUSE_STDPATHS 1
+
+// use wxTextBuffer class: required by wxTextFile
+#define wxUSE_TEXTBUFFER 1
+
+// use wxTextFile class: requires wxFile and wxTextBuffer, required by
+// wxFileConfig
+#define wxUSE_TEXTFILE 1
+
+// i18n support: _() macro, wxLocale class. Requires wxTextFile.
+#define wxUSE_INTL 1
+
+// Provide wxFoo_l() functions similar to standard foo() functions but taking
+// an extra locale parameter.
+//
+// Notice that this is fully implemented only for the systems providing POSIX
+// xlocale support or Microsoft Visual C++ >= 8 (which provides proprietary
+// almost-equivalent of xlocale functions), otherwise wxFoo_l() functions will
+// only work for the current user locale and "C" locale. You can use
+// wxHAS_XLOCALE_SUPPORT to test whether the full support is available.
+//
+// Default is 1
+//
+// Recommended setting: 1 but may be disabled if you are writing programs
+// running only in C locale anyhow
+#define wxUSE_XLOCALE 1
+
+// Set wxUSE_DATETIME to 1 to compile the wxDateTime and related classes which
+// allow to manipulate dates, times and time intervals. wxDateTime replaces the
+// old wxTime and wxDate classes which are still provided for backwards
+// compatibility (and implemented in terms of wxDateTime).
+//
+// Note that this class is relatively new and is still officially in alpha
+// stage because some features are not yet (fully) implemented. It is already
+// quite useful though and should only be disabled if you are aiming at
+// absolutely minimal version of the library.
+//
+// Requires: wxUSE_LONGLONG
+//
+// Default is 1
+//
+// Recommended setting: 1
+#define wxUSE_DATETIME 1
+
+// Set wxUSE_TIMER to 1 to compile wxTimer class
+//
+// Default is 1
+//
+// Recommended setting: 1
+#define wxUSE_TIMER 1
+
+// Use wxStopWatch clas.
+//
+// Default is 1
+//
+// Recommended setting: 1 (needed by wxSocket)
+#define wxUSE_STOPWATCH 1
+
+// Set wxUSE_FSWATCHER to 1 if you want to enable wxFileSystemWatcher
+//
+// Default is 1
+//
+// Recommended setting: 1
+#define wxUSE_FSWATCHER 1
+
+// Setting wxUSE_CONFIG to 1 enables the use of wxConfig and related classes
+// which allow the application to store its settings in the persistent
+// storage. Setting this to 1 will also enable on-demand creation of the
+// global config object in wxApp.
+//
+// See also wxUSE_CONFIG_NATIVE below.
+//
+// Recommended setting: 1
+#define wxUSE_CONFIG 1
+
+// If wxUSE_CONFIG is 1, you may choose to use either the native config
+// classes under Windows (using .INI files under Win16 and the registry under
+// Win32) or the portable text file format used by the config classes under
+// Unix.
+//
+// Default is 1 to use native classes. Note that you may still use
+// wxFileConfig even if you set this to 1 - just the config object created by
+// default for the applications needs will be a wxRegConfig or wxIniConfig and
+// not wxFileConfig.
+//
+// Recommended setting: 1
+#define wxUSE_CONFIG_NATIVE 1
+
+// If wxUSE_DIALUP_MANAGER is 1, compile in wxDialUpManager class which allows
+// to connect/disconnect from the network and be notified whenever the dial-up
+// network connection is established/terminated. Requires wxUSE_DYNAMIC_LOADER.
+//
+// Default is 1.
+//
+// Recommended setting: 1
+#define wxUSE_DIALUP_MANAGER 1
+
+// Compile in classes for run-time DLL loading and function calling.
+// Required by wxUSE_DIALUP_MANAGER.
+//
+// This setting is for Win32 only
+//
+// Default is 1.
+//
+// Recommended setting: 1
+#define wxUSE_DYNLIB_CLASS 1
+
+// experimental, don't use for now
+#define wxUSE_DYNAMIC_LOADER 1
+
+// Set to 1 to use socket classes