1 /*        $NetBSD: nanf.c,v 1.4 2009/02/22 01:34:02 martin Exp $      */
2 
3 #include <sys/cdefs.h>
4 #if defined(LIBC_SCCS) && !defined(lint)
5 __RCSID("$NetBSD: nanf.c,v 1.4 2009/02/22 01:34:02 martin Exp $");
6 #endif /* LIBC_SCCS and not lint */
7 
8 #include <math.h>
9 #include <machine/endian.h>
10 
11 /* bytes for quiet NaN (IEEE single precision) */
12 const union __float_u __nanf =
13 #if BYTE_ORDER == BIG_ENDIAN
14                     { { 0x7f, 0xa0,    0,    0 } };
15 #else
16                     { {    0,    0, 0xa0, 0x7f } };
17 #endif
18 
19 __warn_references(__nanf, "warning: <math.h> defines NAN incorrectly for your compiler.")
20