-# isnand.m4 serial 10
+# isnand.m4 serial 11
dnl Copyright (C) 2007-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl Prerequisites of replacement isnand definition. It does not need -lm.
AC_DEFUN([gl_PREREQ_ISNAND],
[
- gl_DOUBLE_EXPONENT_LOCATION
+ AC_REQUIRE([gl_DOUBLE_EXPONENT_LOCATION])
])
dnl Test whether isnand() can be used with libm.