X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=modules%2Fisnand;h=1ac796d52c9f1bb721993b91f654fa04e7282d43;hb=43593319b31e6b0175b8eec4433bac744959822d;hp=362b1f8226fb423abbb794abf1b21702749b40cf;hpb=308cae2a36b73ea570af86e904528776a47b6e16;p=gnulib.git

diff --git a/modules/isnand b/modules/isnand
index 362b1f822..1ac796d52 100644
--- a/modules/isnand
+++ b/modules/isnand
@@ -15,7 +15,10 @@ memcmp
 
 configure.ac:
 gl_FUNC_ISNAND
-if test $HAVE_ISNAND = 0; then
+m4_ifdef([gl_ISNAN], [
+  AC_REQUIRE([gl_ISNAN])
+])
+if test $HAVE_ISNAND = 0 || test $REPLACE_ISNAN = 1; then
   AC_LIBOBJ([isnand])
   gl_PREREQ_ISNAND
 fi