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-rw-r--r--acinclude.m49
1 files changed, 0 insertions, 9 deletions
diff --git a/acinclude.m4 b/acinclude.m4
index 405d5b37a..a52dbbb36 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -110,15 +110,6 @@ if test "$mpfr_cv_have_fesetround" = "yes"; then
AC_DEFINE(MPFR_HAVE_FESETROUND,1,[Define if you have the `fesetround' function via the <fenv.h> header file.])
fi
-dnl Check for isnan
-AC_CACHE_CHECK([for isnan], mpfr_cv_have_isnan, [
-AC_TRY_LINK([#include <math.h>], [isnan(0.0);],
- mpfr_cv_have_isnan=yes, mpfr_cv_have_isnan=no)
-])
-if test "$mpfr_cv_have_isnan" = "yes"; then
- AC_DEFINE(MPFR_HAVE_ISNAN,1,[Define if you have the `isnan' function via the <math.h> header file.])
-fi
-
dnl Check random functions
AC_CHECK_FUNCS(lrand48)