work in progress
nearly coincident mostly work
support files for creating projects from gyp

git-svn-id: http://skia.googlecode.com/svn/trunk@3500 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/Intersection/QuadraticUtilities.cpp b/experimental/Intersection/QuadraticUtilities.cpp
index aa784cb..51a7569 100644
--- a/experimental/Intersection/QuadraticUtilities.cpp
+++ b/experimental/Intersection/QuadraticUtilities.cpp
@@ -1,4 +1,5 @@
 #include "QuadraticUtilities.h"
+#include <math.h>
 
 int quadraticRoots(double A, double B, double C, double t[2]) {
     B *= 2;