Index: init.c
===================================================================
--- init.c	(revision 731)
+++ init.c	(revision 732)
@@ -164,7 +164,8 @@
 raydium_file_log_fopen_index=0;
 raydium_frame_time=0;
 raydium_capture_asked=RAYDIUM_CAPTURE_NONE;
-raydium_sky_prefix_defined=0;
+raydium_sky_name_defined=0;
+raydium_sky_box_set_name("","tga");
 
 raydium_ode_timestep = (0.006f);
 raydium_ode_physics_freq = 400;