PK_ERROR_code_t PK_REGION_make_void ( --- received arguments --- PK_REGION_t region --- region to be made void ) This function sets the type of the given region to be void. The type of the region will be set to void. If the owning body is a solid body with no voids and region is not the exterior region of the body then the owning body will become a sheet body as a result of calling this function. If the owning body is a solid body with voids and region is the solid region of the body then the owning body will become general as a result of calling this function.