try to make pathplan build as a dll on windows - changes ok so far on unix

diff --git a/lib/pathplan/visibility.c b/lib/pathplan/visibility.c
index 3137f3b53d755cd87afa624588da323c7df43a3c..b92c09c3ae92c7cf5424639c284fd2c0dc4d5c20 100644 (file)
--- a/lib/pathplan/visibility.c
+++ b/lib/pathplan/visibility.c
@@ -15,7 +15,7 @@
 **********************************************************/
 
 
-#include <vis.h>
+#include "vis.h"
 
 #ifdef DMALLOC
 #include "dmalloc.h"