diff -Naur -x '*~' cryptkeeper-0.9.5/src/lsof.cpp cryptkeeper-0.9.5-fix-missing-include/src/lsof.cpp --- cryptkeeper-0.9.5/src/lsof.cpp 2009-10-18 13:47:13.000000000 +0200 +++ cryptkeeper-0.9.5-fix-missing-include/src/lsof.cpp 2012-12-18 13:55:33.122818860 +0100 @@ -17,6 +17,7 @@ */ #include <stdlib.h> #include <stdio.h> +#include <unistd.h> #include <string> #include <vector> #include <assert.h>