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Revision 1.3, Sat Feb 5 14:04:37 2000 UTC (24 years, 2 months ago) by kleink
Branch: MAIN
CVS Tags: thorpej_scsipi_nbase, thorpej_scsipi_beforemerge, thorpej_scsipi_base, thorpej-mips-cache-base, thorpej-mips-cache, thorpej-devvp-base3, thorpej-devvp-base2, thorpej-devvp-base, thorpej-devvp, sommerfeld_i386mpbase_20000422, sommerfeld_i386mp_houseclean, pre-chs-ubcperf, post-chs-ubcperf, netbsd-1-5-base, netbsd-1-5-RELEASE, netbsd-1-5-PATCH003, netbsd-1-5-PATCH002, netbsd-1-5-PATCH001, netbsd-1-5-BETA2, netbsd-1-5-BETA, netbsd-1-5-ALPHA2, netbsd-1-5, minoura-xpg4dl-base, minoura-xpg4dl, chs-ubc2-newbase
Branch point for: thorpej_scsipi, nathanw_sa, kqueue
Changes since 1.2: +4 -3 lines 

Improve namespace test macros a bit.

/*	$NetBSD: math.h,v 1.3 2000/02/05 14:04:37 kleink Exp $	*/

/*
 * ISO C99
 */
#if !defined(_ANSI_SOURCE) && \
    (!defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) || \
     defined(_ISOC99_SOURCE) || (__STDC_VERSION__ - 0) >= 199901L)
extern __const char	__nanf[];
#define	NAN		(*(__const float *)(__const void *)__nanf)
#endif