PK_MESH_discard_normals   

PK_ERROR_code_t                       PK_MESH_discard_normals
(
--- received arguments ---
PK_MESH_t                             mesh,      --- the mesh
const PK_MESH_discard_normals_o_t    *options    --- option structure
)


For meshes with stored normals this function will discard the normals.  For
meshes that do not have stored normals this function will do nothing.