--- SOAPdenovo2-src-r240.orig/sparsePregraph/inc/stdinc.h	2013-07-09 05:46:52.000000000 +0200
+++ SOAPdenovo2-src-r240/sparsePregraph/inc/stdinc.h	2014-04-14 10:07:31.009191162 +0200
@@ -32,6 +32,7 @@
 #include <stddef.h>
 #include <time.h>
 #include <pthread.h>
+#include <unistd.h>
 using namespace std;
 
 
