! Message format:
!    3128 27          16 15             32 0
!    cccc ffff ffff ffff mmmm mmmm mmmm msss
!    |    |              |               |
!    |    |              |               +--- Severity
!    |    |              +------------------- Message number
!    |    +---------------------------------- Facility number
!    +--------------------------------------- Control
.Facility	CD,1/prefix=CD_

!Success messages
DIREX		<Specified directory exists>/fao=0/suc
DIRSETDEF	<>/fao=0/suc
.literal CD_DIRSET=(CD_DIRSETDEF+^x10000000) !Poke silent bit on
HELPDONEDEF	<>/fao=0/suc
.literal CD_HELPDONE=(CD_HELPDONEDEF+^x10000000) !Poke silent bit on

!Informational messages
CURIS		<Current directory is !AS>/fao=1/inf
CURDIR		<!AS>/fao=1/inf
PRVIS		<Previous directory is !AS>/fao=1/inf
PRVDIR		<!AS>/fao=1/inf
PRVNDF		<Previous directory is not defined>/fao=0/inf
TRGWAS		<Target directory was !AS!AS>/fao=2/inf
NOCHNG		<Directory did not change>/fao=0/inf

!Warning messages

!Error messages
DIRNEX		<Specified directory does not exist>/fao=0/err
NOHELP		<Help usage is inhibited in module CDPARSE>/fao=0/err
MEMALCFAI	<Memory allocation failure %X!XL from LIB$GET_VM>/fao=1/err

!Fatal messages and associated sub-messages
SYNTAX		<Syntax error in command>/fao=0/fat
SYNTXT		<!_/!AS/>/fao=0/inf
UNKSTS		<Unrecognized status returned: %X!XL>/fao=1/fat
UNKTXT		<Buffer contained /!AS/>/fao=1/inf
DIRERR		<Error %X!XL recovering new directory... abort>/fao=1/fat
BUGCHECK	<Internal consistency failure>/fao=0/fat
CURDIRBAD	<Cannot get/set current directory... abort>/fao=0/fat
.end