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__Gnuc__ iris Silicon Graphics Irix (Unix Sys V) cc -ansi [__] unix, [__] SVR3, [__] MIPS, [__] SGI Iris Silicon Graphics Irix 5 (Unix Sys v 4) GNU [__] Unix, [ __] systype_svr4, [__] host_mips, [__] mipseb, [__] SGI, __DSO__, [__] _ MODERN_C, __GNUC__ DECSTATION 5000 RISC / OS (Ultrix V4.2A) GNU UNIX, [__] MIPS , [_] ULTRIX DG / UX 88K Data General DG / UX GNU UNIX, M88000, DGUX DEC Alpha Dec OSF / 1 1.3 CC [Unix,] __UNIX__, __OSF____alpha dec alpha dec osf / 1 1.3 gnu UNIX, __UNIX__, __OSF__ __Alpha, __alpha__, _longlong Apple Macii Apple A / UX (UNIX Sys V 2) GNU [__] unix, [__] aux, [__] macii, [__] M68K, MC68020, MC68881, __GNUC__NEXT NEXTSTEP 3.1 (UNIX ) CC Next, M68K; NextApp for NextStep AP plication PowerPC Apple Mach 3.0 MkLinux GNU unix, __powerpc__, __PPC__, _ARCH_PPC, _CALL_SYSV, __ELF__, __linux__ PowerPC Apple Mach Rhapsody cc __MACH__, __APPLE__, __ppc [__], __GNUC__, __APPLE_CC__ PowerPC Apple Mach MacOS X cc __MACH__, __APPLE__, __ppc__, __GNUC__, __APPLE_CC__ Sequent Sequent PTX 3.2.0 V2.1.0 i386 (SYS V) GNU unix, i386, _SEQUENT_, __GNUC__ Sequent Sequent PTX V4.1.3 GNU unix, i386, _SEQUENT_, __svr4__, __GNUC__ Convex C2 Convex ConvexOS 10.1 GNU __convex__ ,
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