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-rw-r--r--lib/minmax.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/minmax.h b/lib/minmax.h
index 63b55b4ee8..975ea76d13 100644
--- a/lib/minmax.h
+++ b/lib/minmax.h
@@ -1,5 +1,5 @@
/* MIN, MAX macros.
- Copyright (C) 1995, 1998, 2001, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1998, 2001, 2003, 2005 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
@@ -24,8 +24,15 @@
#include this file as the last one among the #include list. */
/* Before we define the following symbols we get the <limits.h> file
- since otherwise we get redefinitions on some systems. */
-#include <limits.h>
+ since otherwise we get redefinitions on some systems if <limits.h> is
+ included after this file. Likewise for <sys/param.h>.
+ If more than one of these system headers define MIN and MAX, pick just
+ one of the headers (because the definitions most likely are the same). */
+#if HAVE_MINMAX_IN_LIMITS_H
+# include <limits.h>
+#elif HAVE_MINMAX_IN_SYS_PARAM_H
+# include <sys/param.h>
+#endif
/* Note: MIN and MAX should be used with two arguments of the
same type. They might not return the minimum and maximum of their two