add a few more digits to PI to make Evgeny happy

diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
index 0bf6499..0a72da0 100644 (file)
--- a/src/mesa/main/imports.h
+++ b/src/mesa/main/imports.h
@@ -128,7 +128,7 @@ extern void _ext_mesa_free_pixelbuffer( void *pb );
 #define MAX_GLUINT     0xffffffff
 
 #ifndef M_PI
-#define M_PI (3.1415926)
+#define M_PI (3.1415926536)              
 #endif
 
 /* Degrees to radians conversion: */