added missing header file

diff --git a/src/graph.c b/src/graph.c
index aa473f1..0348d1a 100644 (file)
--- a/src/graph.c
+++ b/src/graph.c
@@ -27,6 +27,7 @@
 #include <math.h>
 
 #include <cfg.h>
+#include <graph.h>
 #include <plog.h>
 #include <psensor.h>