copy config.h to build dir.

diff --git a/appveyor.yml b/appveyor.yml
index f974cd7e9d5c5662b8d9011b565e38a652ba4093..a19ca8392f73d63bd99a1bc65850a3abf677a950 100644 (file)
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,4 +4,7 @@ image: Visual Studio 2015
 
 build:
   project: graphviz.sln
-  verbosity: detailed
\ No newline at end of file
+  verbosity: detailed
+
+before_build:
+  - ps: windows/config.h config.h