ptsname: Avoid ERANGE failure on some systems.

[pspp] / lib / signbitl.c

diff --git a/lib/signbitl.c b/lib/signbitl.c
index aabb76b67f2a4d1bb7ff764490ae176037da18e1..c0dd49fa8ab683d1583464ea27a277911adf2b7c 100644 (file)
--- a/lib/signbitl.c
+++ b/lib/signbitl.c
@@ -1,5 +1,5 @@
 /* signbit() macro: Determine the sign bit of a floating-point number.
-   Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009, 2010 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
@@ -23,6 +23,10 @@
 #include "isnanl-nolibm.h"
 #include "float+.h"
 
+#ifdef gl_signbitl_OPTIMIZED_MACRO
+# undef gl_signbitl
+#endif
+
 int
 gl_signbitl (long double arg)
 {