Function gtk4_sys::gtk_print_operation_set_n_pages 
source · pub unsafe extern "C" fn gtk_print_operation_set_n_pages(
    op: *mut GtkPrintOperation,
    n_pages: c_int
)pub unsafe extern "C" fn gtk_print_operation_set_n_pages(
    op: *mut GtkPrintOperation,
    n_pages: c_int
)