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• hex2bin()
• http_response_code()
• get_declared_traits()
• getimagesizefromstring()
• stream_set_chunk_size()
• socket_import_stream()
• trait_exists()
• header_register_callback()

SPL:

• class_uses()

Session:

• session_status()
• session_register_shutdown()

Mysqli:

• mysqli_error_list()
• mysqli_stmt_error_list()

Libxml:

• libxml_set_external_entity_loader()

LDAP:

• ldap_control_paged_result()
• ldap_control_paged_result_response()

Intl:

• transliterator_create()
• transliterator_create_from_rules()
• transliterator_create_inverse()
• transliterator_get_error_code()
• transliterator_get_error_message()
• transliterator_list_ids()
• transliterator_transliterate()

Zlib:

• zlib_decode()
• zlib_encode()