- Z2RAM_CHUNKMASK
- Z2RAM_CHUNKSHIFT
- Z2RAM_CHUNKSIZE
- Z2RAM_END
- Z2RAM_MAJOR
- Z2RAM_SIZE
- Z2RAM_START
- Z80_READY
- Z80_SCC_BAD
- Z80_SCC_OK
- Z8530_MAJOR
- ZCIE
- ZCOUNT
- ZERO
- ZEROPAD
- ZERO_PAGE
- ZERO_PGE
- ZILOG_AUTO_IRQ
- ZILOG_BOOT_AUTOCONF
- ZILOG_CALLOUT_ACTIVE
- ZILOG_CALLOUT_NOHUP
- ZILOG_CHECK_CD
- ZILOG_CLOSING
- ZILOG_CLOSING_WAIT_INF
- ZILOG_CLOSING_WAIT_NONE
- ZILOG_CTS_FLOW
- ZILOG_FLAGS
- ZILOG_FOURPORT
- ZILOG_HUP_NOTIFY
- ZILOG_INITIALIZED
- ZILOG_NORMAL_ACTIVE
- ZILOG_PGRP_LOCKOUT
- ZILOG_SAK
- ZILOG_SESSION_LOCKOUT
- ZILOG_SKIP_TEST
- ZILOG_SPD_CUST
- ZILOG_SPD_HI
- ZILOG_SPD_MASK
- ZILOG_SPD_VHI
- ZILOG_SPLIT_TERMIOS
- ZILOG_USR_MASK
- ZMAGIC
- ZNET_DEBUG
- ZS_CLEARERR
- ZS_CLEARFIFO
- ZS_CLOCK
- ZTWO_PADDR
- ZTWO_VADDR
- Zero
- ZeroWait