diff -ur gspeakers-0.11.old/src/filterlinkframe.cc gspeakers-0.11/src/filterlinkframe.cc
--- gspeakers-0.11.old/src/filterlinkframe.cc	2008-12-20 06:35:36.000000000 +0200
+++ gspeakers-0.11/src/filterlinkframe.cc	2008-12-20 06:47:43.000000000 +0200
@@ -22,6 +22,7 @@
 #include <stdio.h>
 #include <fstream>
 #include <sstream>
+#include <cstring>
 #include "filterlinkframe.h"
 #include "gspeakersplot.h"
 #include "common.h"
diff -ur gspeakers-0.11.old/src/freqrespeditor.cc gspeakers-0.11/src/freqrespeditor.cc
--- gspeakers-0.11.old/src/freqrespeditor.cc	2008-12-20 06:35:36.000000000 +0200
+++ gspeakers-0.11/src/freqrespeditor.cc	2008-12-20 06:49:35.000000000 +0200
@@ -20,6 +20,7 @@
 #include "freqrespeditor.h"
 #include <fstream>
 #include <stdio.h>
+#include <cstring>
 #include <gtkmm/stock.h>
 #include <gtkmm/frame.h>
 #include <gtkmm/messagedialog.h>
diff -ur gspeakers-0.11.old/src/popupentry.cc gspeakers-0.11/src/popupentry.cc
--- gspeakers-0.11.old/src/popupentry.cc	2008-12-20 06:35:36.000000000 +0200
+++ gspeakers-0.11/src/popupentry.cc	2008-12-20 06:53:04.000000000 +0200
@@ -26,6 +26,7 @@
 #include <gtkmm.h>
 #include <gtk/gtkentry.h> /* see XXX below */
 #include <iostream>
+#include <cstring>
 
 using namespace std;
 
diff -ur gspeakers-0.11.old/src/speakereditor.cc gspeakers-0.11/src/speakereditor.cc
--- gspeakers-0.11.old/src/speakereditor.cc	2008-12-20 06:35:36.000000000 +0200
+++ gspeakers-0.11/src/speakereditor.cc	2008-12-20 06:36:40.000000000 +0200
@@ -18,6 +18,7 @@
 */
 
 #include <fstream>
+#include <cstring>
 #include <math.h>
 #include "speakereditor.h"
 #include "common.h"
diff -ur gspeakers-0.11.old/src/summedfreqrespplot.cc gspeakers-0.11/src/summedfreqrespplot.cc
--- gspeakers-0.11.old/src/summedfreqrespplot.cc	2008-12-20 06:35:36.000000000 +0200
+++ gspeakers-0.11/src/summedfreqrespplot.cc	2008-12-20 06:51:23.000000000 +0200
@@ -20,6 +20,7 @@
  */
 
 #include <fstream>
+#include <cstring>
 #include <math.h>
 #include "summedfreqrespplot.h"
 #include "net.h"