int mdl_load_animation_block( mdl_context *mdl, void *lin_alloc );
int mdl_load_metadata_block( mdl_context *mdl, void *lin_alloc );
int mdl_load_mesh_block( mdl_context *mdl, void *lin_alloc );
int mdl_load_animation_block( mdl_context *mdl, void *lin_alloc );
int mdl_load_metadata_block( mdl_context *mdl, void *lin_alloc );
int mdl_load_mesh_block( mdl_context *mdl, void *lin_alloc );