message: Do not accept 0 as a the page size
diff: @@ -21,7 +21,7 @@ lazy_static! {
  pub static ref OS_PAGE_SIZE: usize = {
  // https://www.gnu.org/software/libc/manual/html_node/Sysconf.html
  let value: c_long = unsafe { sysconf(_SC_PAGESIZE) };
  - if value < 0 {
  + if value <= 0 {
  DEFAULT_PAGE_SIZE
  } else {
  value as usize
  