libmodplug: fix crash on x86_64

- Remove useless and crashy code.

media-libs/libmodplug/patches/libmodplug-0.8.8.5.patchset

@@ -1,14 +1,14 @@
-From 48531f8341980cd59fc5e5e4bbe67e85c645efb4 Mon Sep 17 00:00:00 2001
+From a55dea832c9b70fc0d36b6a18791e3e37acb240d Mon Sep 17 00:00:00 2001
 From: Adrien Destugues <pulkomandy@pulkomandy.tk>
 Date: Tue, 2 Sep 2014 21:44:34 +0200
 Subject: strings.h fix.
 
 
 diff --git a/src/libmodplug/stdafx.h b/src/libmodplug/stdafx.h
-index 0330170..eb250dd 100644
+index 3eacf1d..871fb6d 100644
 --- a/src/libmodplug/stdafx.h
 +++ b/src/libmodplug/stdafx.h
-@@ -53,6 +53,7 @@ inline void ProcessPlugins(int n) {}
+@@ -57,6 +57,7 @@ inline void ProcessPlugins(int n) {}
  #include <stdlib.h>
  #include <stdio.h>
  #include <string.h>
@@ -17,5 +17,28 @@ index 0330170..eb250dd 100644
  #include <malloc.h>
  #endif
 -- 
-1.8.3.4
+2.2.2
+
+
+From b22ad9bd297a8279c979f0e0c9b931e353181348 Mon Sep 17 00:00:00 2001
+From: Adrien Destugues <pulkomandy@gmail.com>
+Date: Mon, 15 Feb 2016 20:01:15 +0100
+Subject: Remove unused static variable with crashy constructor
+
+
+diff --git a/src/fastmix.cpp b/src/fastmix.cpp
+index a629bc6..8afb4de 100644
+--- a/src/fastmix.cpp
++++ b/src/fastmix.cpp
+@@ -282,8 +282,6 @@ CzWINDOWEDFIR::~CzWINDOWEDFIR()
+ {	// nothing todo
+ }
+ 
+-CzWINDOWEDFIR sfir;
+-
+ // ----------------------------------------------------------------------------
+ // MIXING MACROS
+ // ----------------------------------------------------------------------------
+-- 
+2.2.2