graphics/potracegui/files/patch-mainwidget.cpp


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--- src/mainwidget.cpp.orig	Wed Dec 22 18:36:50 2004
+++ src/mainwidget.cpp	Wed Dec 22 18:38:09 2004
@@ -44,6 +44,8 @@
 #include <kpushbutton.h>
 #include <kmessagebox.h>
 
+#include <unistd.h>
+
 #include <fstream>
 using namespace std;