pub unsafe extern "C" fn igraph_matrix_char_div_elements(
m1: *mut igraph_matrix_char_t,
m2: *const igraph_matrix_char_t,
) -> igraph_error_tpub unsafe extern "C" fn igraph_matrix_char_div_elements(
m1: *mut igraph_matrix_char_t,
m2: *const igraph_matrix_char_t,
) -> igraph_error_t