zend_do_fcall     399 Zend/zend_execute.h ZEND_API int zend_do_fcall(ZEND_OPCODE_HANDLER_ARGS);
zend_do_fcall    5713 Zend/zend_vm_def.h ZEND_VM_EXPORT_HELPER(zend_do_fcall, zend_do_fcall_common_helper)