Fix typo: sring → string.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330485 c90b9560-bf6c-de11-be94-00142212c4b1
Update the types pcntl_signal() can handle as the handler, and expand the
documentation for what the handler callback should actually look like.

Fixes doc bug #65008 (pcntl_signal()'s wrong method signature).


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330486 c90b9560-bf6c-de11-be94-00142212c4b1
Update the dio_fcntl() page to specify that the right key is "whence", not
"wenth".

Fixes doc bug #65013 (Typo on dio_fcntl()).


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@330487 c90b9560-bf6c-de11-be94-00142212c4b1