3 ?RCS: Copyright (c) 2000 Jarkko Hietaniemi
5 ?RCS: You may distribute under the terms of either the GNU General Public
6 ?RCS: License or the Artistic License, as specified in the README file.
11 ?S: This variable conditionally defines the HAS_CLASS symbol, which
12 ?S: indicates to the C program that the class() routine is available.
15 ?C: This symbol, if defined, indicates that the class routine is
16 ?C: available to classify doubles. Available for example in AIX.
17 ?C: The returned values are defined in <float.h> and are:
19 ?C: FP_PLUS_NORM Positive normalized, nonzero
20 ?C: FP_MINUS_NORM Negative normalized, nonzero
21 ?C: FP_PLUS_DENORM Positive denormalized, nonzero
22 ?C: FP_MINUS_DENORM Negative denormalized, nonzero
24 ?C: FP_MINUS_ZERO -0.0
27 ?C: FP_NANS Signaling Not a Number (NaNS)
28 ?C: FP_NANQ Quiet Not a Number (NaNQ)
30 ?H:#$d_class HAS_CLASS /**/