diff -Naurp ecap_clamav_adapter-0.2.1/src/Gadgets.cc ecap_clamav_adapter-0.2.1.dlucio/src/Gadgets.cc
--- ecap_clamav_adapter-0.2.1/src/Gadgets.cc	2011-01-09 19:51:42.000000000 -0500
+++ ecap_clamav_adapter-0.2.1.dlucio/src/Gadgets.cc	2013-09-06 14:11:34.127605208 -0400
@@ -10,6 +10,7 @@
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <errno.h>
+#include <unistd.h>
 
 static
 void SysError(std::string message, const int errNo = 0,