(PECL runkit >= 0.7.0)
runkit_import — Process a PHP file importing function and class definitions, overwriting where appropriate
$flags= RUNKIT_IMPORT_CLASS_METHODS ] )
Similar to include however any code residing outside
of a function or class is simply ignored.
Additionally, depending on the value of
any functions or classes which already exist in the currently running environment
will be automatically overwritten by their new definitions.
Filename to import function and class definitions from
Bitwise OR of the
RUNKIT_IMPORT_* family of constants.
TRUE on success or
FALSE on failure.