X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=lib%2Fisnan.c;h=e748c1c906fb43c69d90e8ac9fe0cae0789b1f06;hb=5ca4b90d06ed5871ed0bf7bd59dbbf23b69a00ea;hp=a5ca38df4134c41a94528abc3341b59f3d1f671f;hpb=0a56509612c0b43a3f05361ecfb73b8b39f8e66c;p=gnulib.git

diff --git a/lib/isnan.c b/lib/isnan.c
index a5ca38df4..e748c1c90 100644
--- a/lib/isnan.c
+++ b/lib/isnan.c
@@ -1,5 +1,5 @@
 /* Test for NaN that does not need libm.
-   Copyright (C) 2007-2008 Free Software Foundation, Inc.
+   Copyright (C) 2007-2009 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -18,6 +18,18 @@
 
 #include <config.h>
 
+/* Specification.  */
+#ifdef USE_LONG_DOUBLE
+/* Specification found in math.h or isnanl-nolibm.h.  */
+extern int rpl_isnanl (long double x);
+#elif ! defined USE_FLOAT
+/* Specification found in math.h or isnand-nolibm.h.  */
+extern int rpl_isnand (double x);
+#else /* defined USE_FLOAT */
+/* Specification found in math.h or isnanf-nolibm.h.  */
+extern int rpl_isnanf (float x);
+#endif
+
 #include <float.h>
 #include <string.h>