From 33945edf39c1703a71bed4b022a051bf209518f6 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 23 Oct 2013 16:34:17 +0000
Subject: Makefile.sub: C99 mathematics functions

* win32/Makefile.sub (config.h): fix version number of runtime
  library.  log2 needs to be defined, not only HAVE_LOG2.
  [ruby-core:57992] [Bug #9044]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 win32/Makefile.sub | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'win32')

diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index 27ef4bc39c..2aca2aa422 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -636,12 +636,13 @@ $(CONFIG_H): $(MKFILES) $(srcdir)/win32/Makefile.sub $(win_srcdir)/Makefile.sub
 #define GETGROUPS_T int
 #define RETSIGTYPE void
 #define TYPEOF_TIMEVAL_TV_SEC long
-!if $(RT_VER) >= 1200
+!if $(RT_VER) >= 120
 #define HAVE_ACOSH 1
 #define HAVE_ASINH 1
 #define HAVE_ATANH 1
 #define HAVE_CBRT 1
 #define HAVE_LOG2 1
+#define log2(x) log2(x)
 #define HAVE_ERF 1
 #define HAVE_ERFC 1
 #define HAVE_ROUND 1
-- 
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