Add Graphviz (#526)

[termux-packages] / packages / graphviz / fix-gdefs-include.patch

--- graphviz-2.38.0/lib/gvpr/compile.c  2014-04-13 13:40:25.000000000 -0700
+++ src/lib/gvpr/compile.c      2016-04-03 06:35:21.867051986 -0700
@@ -43,7 +43,7 @@
 #define MIN(a,b)        ((a)<(b)?(a):(b))
 #define MAX(a,b)        ((a)>(b)?(a):(b))
 
-#include <gdefs.h>
+#include "gdefs.h"
 
 #include "ctype.h"
 #include "trie.c"