dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFINE([HAVE_ISNANF_IN_LIBC], 1,
[Define if the isnan(float) function is available in libc.])
else
AC_DEFINE([HAVE_ISNANF_IN_LIBC], 1,
[Define if the isnan(float) function is available in libc.])
else
[gl_cv_func_isnanf_no_libm],
[
AC_TRY_LINK([#include <math.h>
[gl_cv_func_isnanf_no_libm],
[
AC_TRY_LINK([#include <math.h>
],
[gl_cv_cc_float_expbit0=`cat conftest.out`],
[gl_cv_cc_float_expbit0="unknown"],
],
[gl_cv_cc_float_expbit0=`cat conftest.out`],
[gl_cv_cc_float_expbit0="unknown"],