make "make distcheck" work

[lyx.git] / src / support / pch.h

diff --git a/src/support/pch.h b/src/support/pch.h
index b58906b3980a61c10be380377e76d0eb6a47519d..686c524382b78f4ab98b822eed0544688d19b370 100644 (file)
--- a/src/support/pch.h
+++ b/src/support/pch.h
@@ -8,8 +8,7 @@
 #include <boost/scoped_array.hpp>
 #include <boost/scoped_ptr.hpp>
 #include <boost/shared_ptr.hpp>
-#include <boost/signals/signal0.hpp>
-#include <boost/signals/signal2.hpp>
+#include <boost/signal.hpp>
 #include <boost/signals/trackable.hpp>
 #include <boost/test/detail/nullstream.hpp>
 #include <boost/tokenizer.hpp>
@@ -22,7 +21,9 @@
 #include <sys/un.h>
 #include <sys/wait.h>
 #include <time.h>
-#include <unistd.h>
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif
 
 #include <algorithm>
 #include <cctype>