diff --git a/include/tunepimp-0.5/metadata.h b/include/tunepimp-0.5/metadata.h
index f9bab5d..ea08cf5 100644
--- a/include/tunepimp-0.5/metadata.h
+++ b/include/tunepimp-0.5/metadata.h
@@ -29,6 +29,7 @@
 
 #include <string>
 #include <cstdio>
+#include <cstring>
 
 #include "defs.h"
 #include "tp_c.h"
diff --git a/lib/c_wrapper.cpp b/lib/c_wrapper.cpp
index 760cc08..66c6111 100644
--- a/lib/c_wrapper.cpp
+++ b/lib/c_wrapper.cpp
@@ -43,6 +43,7 @@
                          if (obj == NULL) return;
 
 #include <deque>
+#include <cstdlib>
 
 class NotifyData
 {
diff --git a/lib/fileio.cpp b/lib/fileio.cpp
index a1602da..abe2b24 100644
--- a/lib/fileio.cpp
+++ b/lib/fileio.cpp
@@ -27,6 +27,8 @@
 
 #include <assert.h>
 #include <errno.h>
+#include <string.h>
+#include <stdlib.h>
 #include <string>
 #ifndef WIN32
 #include <unistd.h>
@@ -122,7 +124,8 @@ int taccess(const char *pathname, int mode, const char *encoding)
 
 void tmktempname(const char *path, char *newPath, int newPathLen)
 {
-    char *ptr, *temp;
+    char *temp;
+	const char *ptr;
 
     temp = (char *)malloc(strlen(path) + 32);
     ptr = strrchr(path, dirSepChar);
diff --git a/lib/metadata.cpp b/lib/metadata.cpp
index 0a1a70a..dcd0aa1 100644
--- a/lib/metadata.cpp
+++ b/lib/metadata.cpp
@@ -24,8 +24,9 @@
    $Id: metadata.cpp 8359 2006-08-07 20:34:50Z luks $
 
 ----------------------------------------------------------------------------*/
-#include <math.h>
-#include <stdio.h>
+#include <cmath>
+#include <cstdio>
+#include <cstdlib>
 #include "metadata.h"
 #include "../config.h"
 using namespace std;
diff --git a/lib/protocol.cpp b/lib/protocol.cpp
index 83e8b33..3436f80 100644
--- a/lib/protocol.cpp
+++ b/lib/protocol.cpp
@@ -8,6 +8,7 @@
 -------------------------------------------------------------------*/
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <string>
 #include <map>
 #include <expat.h>
diff --git a/lib/readmeta.cpp b/lib/readmeta.cpp
index 7f325de..5e5513a 100644
--- a/lib/readmeta.cpp
+++ b/lib/readmeta.cpp
@@ -30,7 +30,8 @@
 #endif
 #endif
 
-#include <stdio.h>
+#include <cstdio>
+#include <cstdlib>
 #ifndef WIN32
 #include <unistd.h>
 #endif
diff --git a/lib/tunepimp.cpp b/lib/tunepimp.cpp
index bf09383..f1b9b56 100644
--- a/lib/tunepimp.cpp
+++ b/lib/tunepimp.cpp
@@ -30,7 +30,8 @@
 #endif
 #endif
 
-#include <stdio.h>
+#include <cstdio>
+#include <cstdlib>
 #include <map>
 using namespace std;
 
diff --git a/lib/utf8/utf8util.cpp b/lib/utf8/utf8util.cpp
index a066956..6ea86e4 100644
--- a/lib/utf8/utf8util.cpp
+++ b/lib/utf8/utf8util.cpp
@@ -26,6 +26,7 @@
 ----------------------------------------------------------------------------*/
 
 #include <stdio.h>
+#include <stdlib.h>
 #include "utf8util.h"
 #include "utf8.h"
 #ifdef WIN32
diff --git a/plugins/mp3/id3_2_3_meta.cpp b/plugins/mp3/id3_2_3_meta.cpp
index fa9a7e0..efac1c9 100644
--- a/plugins/mp3/id3_2_3_meta.cpp
+++ b/plugins/mp3/id3_2_3_meta.cpp
@@ -26,6 +26,7 @@
 ----------------------------------------------------------------------------*/
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <assert.h>
 #include <ctype.h>
 #include <musicbrainz/mb_c.h>
diff --git a/plugins/mp3/id3_meta.cpp b/plugins/mp3/id3_meta.cpp
index d860bf6..804ca5c 100644
--- a/plugins/mp3/id3_meta.cpp
+++ b/plugins/mp3/id3_meta.cpp
@@ -26,6 +26,7 @@
 ----------------------------------------------------------------------------*/
 
 #include <stdio.h>
+#include <stdlib.h>
 #include <time.h>
 #include <ctype.h>
 #include <musicbrainz/mb_c.h>
diff --git a/plugins/mp4/mp4.cpp b/plugins/mp4/mp4.cpp
index 9f741e3..dcc7ec9 100644
--- a/plugins/mp4/mp4.cpp
+++ b/plugins/mp4/mp4.cpp
@@ -27,7 +27,8 @@
 
 #include <string.h>
 #include <stdio.h>
-#include <mp4.h>
+#include <stdlib.h>
+#include <mp4v2/mp4v2.h>
 #include "metadata.h"
 #include "plugin.h"
 #ifndef WIN32
diff --git a/plugins/wma/wma.cpp b/plugins/wma/wma.cpp
index 3d7a50a..a28901c 100644
--- a/plugins/wma/wma.cpp
+++ b/plugins/wma/wma.cpp
@@ -27,6 +27,7 @@
 
 #include <string.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <wmafile.h>
 #include "metadata.h"
 #include "plugin.h"
diff --git a/plugins/wma/wmafile.cpp b/plugins/wma/wmafile.cpp
index 1b38af8..31fa150 100644
--- a/plugins/wma/wmafile.cpp
+++ b/plugins/wma/wmafile.cpp
@@ -19,6 +19,7 @@
  *   USA                                                                   *
  ***************************************************************************/
 
+#include <string.h>
 #include <tstring.h>
 #include <wmafile.h>
 #include <wmatag.h>