Same as DEBUG_FLAG in behaviour, this option affects whether debugging
information is included in the executable or not.
+TARGET_CPU=AMD64|IA64
+ (VC++ only.) Set this variable to build for x86_64 systems. If unset, x86
+ build is performed.
+
VENDOR=<your company name>
Set this to a short string identifying your company if you are planning to
distribute wxWidgets DLLs with your application. Default value is 'custom'.
different setup.h settings coexisting in same tree. See "Object and library
directories" below for more information.
+COMPILER_PREFIX=<string>
+ If you build with multiple versions of the same compiler, you can put
+ their outputs into directories like "vc6_lib", "vc8_lib" etc. instead of
+ "vc_lib" by setting this variable to e.g. "vc6". This is merely a
+ convenience variable, you can achieve the same effect (but different dir
+ names) with the CFG option.
+
+
Compiler specific options
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