gd_qnan.h

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#if defined(__ppc__) || defined(__ppc64__)

#define f_QNAN 0x7fc00000
#define d_QNAN0 0x7ff80000
#define d_QNAN1 0x0
#define ld_QNAN0 0x7ff80000
#define ld_QNAN1 0x0
#define ld_QNAN2 0x0
#define ld_QNAN3 0x0
#define ldus_QNAN0 0x7ff8
#define ldus_QNAN1 0x0
#define ldus_QNAN2 0x0
#define ldus_QNAN3 0x0
#define ldus_QNAN4 0x0

#elif defined(__i386__) || defined(__x86_64__) || defined(__arm__)

#define f_QNAN 0x7fc00000
#define d_QNAN0 0x0
#define d_QNAN1 0x7ff80000
#define ld_QNAN0 0x0
#define ld_QNAN1 0xc0000000
#define ld_QNAN2 0x7fff
#define ld_QNAN3 0x0
#define ldus_QNAN0 0x0
#define ldus_QNAN1 0x0
#define ldus_QNAN2 0x0
#define ldus_QNAN3 0xc000
#define ldus_QNAN4 0x7fff

#else
#error unknown architecture
#endif