c. POST data handling
d. Arginfo changes
e. New data types
+ f. zend_parse_parameters() specs
2. Build system changes
a. Unix build system changes
zend_fstat - portable fstat equivalent
zend_stat - portable stat equivalent
+ f. zend_parse_parameters() specs
+
+ The new spec 'S' introduced, which expects an argument of type zend_string *.
+ The new specs 'i' and 'I' introduced, which expect an argument of type php_int_t.
========================
2. Build system changes