diff -urN id3lib-3.8.3.old/configure.in id3lib-3.8.3/configure.in
--- id3lib-3.8.3.old/configure.in	2014-02-24 10:21:50.620304728 +0000
+++ id3lib-3.8.3/configure.in	2014-02-24 11:12:01.406469771 +0000
@@ -253,7 +253,7 @@
 AC_CHECK_FUNCS(mkstemp)
 AC_CHECK_FUNCS(
   truncate                      \
-  ,,AC_MSG_ERROR([Missing a vital function for id3lib])
+  ,,AC_MSG_WARN([Missing a vital function for id3lib])
 )
 
 dnl Checks for typedefs, structures, and compiler characteristics.
diff -urN id3lib-3.8.3.old/include/id3/globals.h id3lib-3.8.3/include/id3/globals.h
--- id3lib-3.8.3.old/include/id3/globals.h	2003-03-02 00:23:00.000000000 +0000
+++ id3lib-3.8.3/include/id3/globals.h	2014-02-24 11:12:27.896670566 +0000
@@ -41,7 +41,7 @@
  * we prefix variable declarations so they can
  * properly get exported in windows dlls.
  */
-#ifdef WIN32
+#ifdef __MSVC_VER
 #  define LINKOPTION_STATIC         1 //both for use and creation of static lib
 #  define LINKOPTION_CREATE_DYNAMIC 2 //should only be used by prj/id3lib.dsp
 #  define LINKOPTION_USE_DYNAMIC    3 //if your project links id3lib dynamic
@@ -74,11 +74,11 @@
 #      define CCONV __stdcall // Added for VB & Delphi Compatibility - By FrogPrince Advised By Lothar
 #    endif
 #  endif
-#else /* !WIN32 */
+#else /* !__MSVC_VER */
 #  define ID3_C_EXPORT
 #  define ID3_CPP_EXPORT
 #  define CCONV
-#endif /* !WIN32 */
+#endif /* !__MSVC_VER */
 
 #define ID3_C_VAR extern
 
diff -urN id3lib-3.8.3.old/src/Makefile.am id3lib-3.8.3/src/Makefile.am
--- id3lib-3.8.3.old/src/Makefile.am	2014-02-24 11:05:44.097853121 +0000
+++ id3lib-3.8.3/src/Makefile.am	2014-02-24 11:13:00.437688808 +0000
@@ -79,4 +79,5 @@
 libid3_la_LDFLAGS = \
   -version-info $(LT_VERSION) \
   -release $(LT_RELEASE) \
-  -export-dynamic
+  -export-dynamic \
+  -no-undefined
