remove useless include.

[bison.git] / src / graphviz.h

diff --git a/src/graphviz.h b/src/graphviz.h
index f3076ee8dc013cf2f8b3fed61bd6be7cea22a382..e549feae27642b468d8ac8ac8dfc3a2573468b96 100644 (file)
--- a/src/graphviz.h
+++ b/src/graphviz.h
@@ -21,7 +21,6 @@
 
 #ifndef GRAPHVIZ_H_
 # define GRAPHVIZ_H_
-# include <stdbool.h>
 
 /// Begin a Dot graph.
 /// \param fout   output stream.