src/Graphics/sansrgraph.cpp | 1 +
1 file changed, 1 insertion(+)
Fix FTBFS due to recent g++-4.7
--- a/src/Graphics/sansrgraph.cpp
+++ b/src/Graphics/sansrgraph.cpp
@@ -34,6 +34,7 @@
#include <iostream>
#include <cassert>
#include "rgraph.hpp"
+#include <unistd.h>
#include "error.hpp"
#ifdef macintoshxx