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unistd: port readlink to Mac OS X 10.3.9 * lib/unistd.in.h (_GL_INCLUDING_UNISTD_H): New macro, to work around self-include problem in Mac OS X 10.3.9 when combined with readlink module. Problem reported by Klaus Zietler in <http://bugs.gnu.org/16825>.
author Paul Eggert <eggert@penguin.cs.ucla.edu>
date Tue, 25 Feb 2014 11:16:27 -0800
parents 369a2b1bfba1
children
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Description:
isnanf() function: test for NaN.

Files:
lib/isnanf.c
lib/isnan.c
lib/float+.h
m4/exponentf.m4
m4/isnanf.m4

Depends-on:
math
fpieee
memcmp

configure.ac:
gl_FUNC_ISNANF
m4_ifdef([gl_ISNAN], [
  AC_REQUIRE([gl_ISNAN])
])
if test $HAVE_ISNANF = 0 || test $REPLACE_ISNAN = 1; then
  AC_LIBOBJ([isnanf])
  gl_PREREQ_ISNANF
fi
gl_MATH_MODULE_INDICATOR([isnanf])

Makefile.am:

Include:
<math.h>

Link:
$(ISNANF_LIBM)

License:
LGPL

Maintainer:
Bruno Haible