diff -uNrBbwp qt5-fsarchiver/src/main.cc qt5-fsarchiver-new/src/main.cc

--- qt5-fsarchiver/src/main.cc	2016-05-14 07:23:12.000000000 +0000

+++ qt5-fsarchiver-new/src/main.cc	2016-05-14 07:28:16.607007012 +0000

@@ -23,6 +23,8 @@

 #ifdef HAVE_SYS_PARAM_H

   #include <sys/param.h>

 #endif

+

+#include <unistd.h>

 #include <QApplication>

 #include <QTextCodec>

 #include <QTranslator>