Log Message:
lang/php80: update to 8.0.16

17 Feb 2022, PHP 8.0.16

- Core:
  . Fixed bug #81430 (Attribute instantiation leaves dangling pointer).
    (beberlei)
  . Fixed bug GH-7896 (Environment vars may be mangled on Windows). (cmb)

- FFI:
  . Fixed bug GH-7867 (FFI::cast() from pointer to array is broken). (cmb,
    dmitry)

- Filter:
  . Fix #81708: UAF due to php_filter_float() failing for ints. (stas)

- FPM:
  . Fixed memory leak on invalid port. (David Carlier)

- MBString:
  . Fixed bug GH-7902 (mb_send_mail may delimit headers with LF only). (cmb)

- MySQLnd:
  . Fixed bug GH-7972 (MariaDB version prefix 5.5.5- is not stripped). (Kamil \ 
Tekiela)

- Sockets:
  . Fixed ext/sockets build on Haiku. (David Carlier)
  . Fixed bug GH-7978 (sockets extension compilation errors). (David Carlier)

- Standard:
  . Fixed bug GH-7875 (mails are sent even if failure to log throws exception).
    (cmb)