diff --git a/src/render.cpp b/src/render.cpp
index 09a7247..ba5618f 100644
--- a/src/render.cpp
+++ b/src/render.cpp
@@ -9,13 +9,11 @@
   #include "string_.h"
   #define POPEN _popen
   #define PCLOSE _pclose
-  constexpr auto PWRITE_MODE = "wb";
-  constexpr auto PREAD_MODE = "r";
+constexpr auto PWRITE_MODE = "wb";
 #elif __unix__
   #define POPEN popen
   #define PCLOSE pclose
-  constexpr auto PWRITE_MODE = "w";
-  constexpr auto PREAD_MODE = "r";
+constexpr auto PWRITE_MODE = "w";
 #endif
 
 #include "log.h"
diff --git a/src/resource/audio.cpp b/src/resource/audio.cpp
index 29b5c27..0f137cb 100644
--- a/src/resource/audio.cpp
+++ b/src/resource/audio.cpp
@@ -7,16 +7,7 @@
 #include <utility>
 #include <vector>
 
-#ifdef _MSC_VER
-  #ifndef __attribute__
-    #define __attribute__(x)
-  #endif
-  #ifndef restrict
-    #define restrict __restrict
-  #endif
-#endif
-
-#include <xm.h>
+#include "xm_wrapper.h"
 
 namespace anm2ed::resource
 {
diff --git a/src/resource/xm_music.h b/src/resource/xm_music.h
index 9de74a0..af46aff 100644
--- a/src/resource/xm_music.h
+++ b/src/resource/xm_music.h
@@ -1,7 +1,7 @@
 #pragma once
 
 #include <stddef.h>
-#include <xm.h>
+#include "xm_wrapper.h"
 
 namespace anm2ed::resource::xm
 {
@@ -1741,4 +1741,4 @@ namespace anm2ed::resource::xm
       0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
       0x00, 0x00, 0x00, 0xa9, 0x00, 0xfe, 0x05, 0x08, 0x03, 0x0b, 0x84, 0x0b, 0x09, 0x01, 0x02, 0x03, 0x03, 0x00, 0xff,
       0xfe, 0xfe, 0xfc, 0xfb, 0xfd, 0xff, 0xfc, 0x00, 0x00, 0x89, 0xfa, 0xf5, 0x0f, 0xf8, 0xf6, 0x00};
-}
\ No newline at end of file
+}
diff --git a/src/resource/xm_wrapper.h b/src/resource/xm_wrapper.h
new file mode 100644
index 0000000..d5a8b5a
--- /dev/null
+++ b/src/resource/xm_wrapper.h
@@ -0,0 +1,12 @@
+#pragma once
+
+#ifdef _MSC_VER
+  #ifndef __attribute__
+    #define __attribute__(x)
+  #endif
+  #ifndef restrict
+    #define restrict
+  #endif
+#endif
+
+#include <xm.h>