update README

2014-05-18 09:31:08 +08:00 · 2014-05-18 09:31:08 +08:00 · cdbfb2f05b
parent b56a52e1d8
commit cdbfb2f05b
1 changed files with 3 additions and 1 deletions
--- a/README.md
+++ b/README.md
@ -140,6 +140,8 @@ Install
    make check # run tests
    sudo make install

-
+### Enable Graphviz
+
+    ./configure --enable-graphviz