--- chromium-bsu-0.9.16.1.old/src/MainSDL_Event.cpp
+++ chromium-bsu-0.9.16.1/src/MainSDL_Event.cpp
@@ -41,6 +41,8 @@
 		#define SDLK_KP9 SDLK_KP_9
 #endif
 
+#define abs(x) (((x) < 0) ? -(x) : (x))
+
 //----------------------------------------------------------
 bool MainSDL::process(SDL_Event *event)
 {