#if defined(i386) || defined(__i386) || defined(__i386__) || defined(WIN32)
	#define FACTOR_X86
#elif defined(__POWERPC__) || defined(__ppc__) || defined(_ARCH_PPC)
	#define FACTOR_PPC
#elif defined(__amd64__) || defined(__x86_64__)
	#define FACTOR_AMD64
#endif

#ifdef __APPLE__
	/* Horray for Mach-O */
	#define MANGLE(sym) _##sym
#else
	#define MANGLE(sym) sym
#endif

#if defined(FACTOR_X86)
	#define FACTOR_CPU_STRING "x86"
#elif defined(FACTOR_PPC)
	#define FACTOR_CPU_STRING "ppc"
#elif defined(FACTOR_AMD64)
	#define FACTOR_CPU_STRING "amd64"
#else
	#define FACTOR_CPU_STRING "unknown"
#endif

#ifdef WINDOWS
	#define FACTOR_OS_STRING "windows"
#elif defined(__FreeBSD__)
	#define FACTOR_OS_STRING "freebsd"
#elif defined(linux)
	#define FACTOR_OS_STRING "linux"
#elif defined(__APPLE__)
	#define FACTOR_OS_STRING "macosx"
#elif defined(__sun)
	#define FACTOR_OS_STRING "solaris"
#else
	#define FACTOR_OS_STRING "unix"
#endif

#if defined(WIN32)
	#define DLLEXPORT __declspec(dllexport)
        #define SETJMP setjmp
        #define LONGJMP longjmp
        #define JMP_BUF jmp_buf
#else
	#define DLLEXPORT
        #define SETJMP(jmpbuf) sigsetjmp(jmpbuf,1)
        #define LONGJMP siglongjmp
        #define JMP_BUF sigjmp_buf
#endif

#define INLINE inline static