Remove proto comments from C files

Closes GH-5758

Merge branch 'PHP-7.4'

* PHP-7.4:
Fix #70362: Can't copy() large 'data://' with open_basedir

Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
Fix #70362: Can't copy() large 'data://' with open_basedir

Fix #70362: Can't copy() large 'data://' with open_basedir

open_basedir is only relevant for plain files, so there is no need to
check it for other URL wrappers.

Fix expression warnings and break warnings

Close GH-5675.

Implement #47074: phpinfo() reports "On" as 1 for the some extensions

What is modified as boolean, should also be displayed as boolean.

Don't raise bogus warning if writing completely failed

Improve a last couple of argument error messages

Closes GH-5404

Add Z_PARAM_RESOURCE_OR_NULL()

As a more explicit alternative to Z_PARAM_RESOURCE_EX(, 1, 0).

Improve some ValueError messages

Closes GH-5340

Drop wchar header check as always defined since C95

Remove HAVE_REALPATH checks

We do not actually use realpath(), but a custom implementation.
Make sure the realpath() function is always available.

Closes GH-5290.

Improve argument error messages in ext/standard

Closes GH-5198

Avoid used of "named fn" in ext/standard

Convert some warnings into ValueErrors in the standard file extension

Closes GH-5007

Remove unused delimiter parameter in php_fgetcsv_lookup_trailing_spaces subroutine.

Use RETURN_THROWS() after zend_fetch_resource*()

Use RETURN_THROWS() when an exception is thrown

Closes GH-5036

Convert zend_parse_parameters_none() to fast ZPP in standard lib

Closes GH-5037

Promote warning to exception in file_get_contents() function

Remove most uses of ZEND_PARSE_PARAMETERS_END_EX()

As ZPP now throws, it makes no sense to specify an explicit return
value.

Remove mention of PHP major version in Copyright headers

Closes GH-4732.

Merge branch 'PHP-7.4'

* PHP-7.4:
Fix #78535: auto_detect_line_endings value not parsed as bool

Merge branch 'PHP-7.3' into PHP-7.4

* PHP-7.3:
Fix #78535: auto_detect_line_endings value not parsed as bool

Merge branch 'PHP-7.2' into PHP-7.3

* PHP-7.2:
Fix #78535: auto_detect_line_endings value not parsed as bool