#[no_mangle]
pub unsafe extern "C" fn space_global_dof_index(
space: *mut FunctionSpaceWrapper,
local_dof_index: usize,
) -> usize
#[no_mangle]
pub unsafe extern "C" fn space_global_dof_index(
space: *mut FunctionSpaceWrapper,
local_dof_index: usize,
) -> usize