@DEMQRY,HELP
DEMQRY 1R3C - Demand query within non-BRKPTd @ADD stream; solicits 1-12 case-
  insensitive chars. (A-Z|0-9|$|-). Terminal is assumed to have FCC capability.
Call: @DEMQRY[,opts] [USRSGS.param/default-reply([±]wt), @ADD-opts{N=none} ]
      <solicitation message (1 image only)>         ^Def:15   ^Def:L
     [@ADD image (no "@" in col. 1!) if A/I; e.g., >ASG,CP PROJ2*&.,///999& ]
     [Up to 72 predefined possible 1-12 character replies, space-separated,
      on as many images as needed.]  End with @EOF or any ECL image.
A - Edit reply into ECL @ADD file DEMQRY$ADD, then @ADD it. There must be two
    &s for EMSG$ edit: 1st=reply, 2nd=end. Will put @ in col. 1. AI-don't @ADD.
C - Solicit @SETC/SETC$ value for T2, unless parameter=S3,S4,T3,S5,S6.
D/O-Allow only Decimal/Octal digits in reply. CD - Allow decimal @SETC number.
E - Echo back reply (secured if P).|K - List edited A/I/S image (ignored if P).
F - Preload reply window with default-reply; else dash.|T - Tab to after reply.
I - Like A, but don't insert "@" & don't @ADD.  With C/Y/N - don't @ADD.
L - Allow only letters in reply. L & D|O generate alpha or numeric FCC.
P - Protect (do not display) response, such as for a password.
Q/R - List possible replies, if any. If Q, solicit sequence #. Q & R: sort.
S/X - Create/don't create SGS file DMQRY$USRSGS with image "USRSGS <reply>".
      Default USRSGS=DEMQRP. X assumed for C/Y/N, S assumed for all others.
Y/N - solicit Y or N (Yes/No); if reply matches option, @ADD "@JUMP 2".
      If parameter is label or number, will @ADD "@JUMP LABEL" or "@JUMP n".
If no reply in wt secs., resolicit if wt>0; if wt<0, default if there, else exit.
 DEMQRY displays the message and a reply box. Type the reply & ENTER. Will
 resolicit if not predefined reply (if any), Y or N(Y/N), or a valid number(C).
===== Examples: =====
@DEMQRY,N
SYM PRINT FILE? - YN
@SYM PRTFL.,,PR
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@DEMQRY
ENTER FILENAME TO USE
@EOF -  . "-" after @EOF means single dash is valid reply; otherwise, error.
@SSG ,DEMQRY$SGS. . @USE name DEMQRY$SGS attached to most recent SGS file.
SKEL
#USE FILEX,MYPROJ*[DEMQRP,1,1,1]
#ASG,A FILEX
@EOF
@EOF
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@DEMQRY,A . (Alternate version of previous example)
ENTER FILENAME TO USE
>USE FILEX,MYPROJ*&&
@ASG,A FILEX
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@XQT,AR <file>.DEMQRY . (can be called with @XQT if no parameters)
Enter COMUS system desired:
>QUAL & . Note: possible replies are case-insensitive.&
  SYS$ TIP$ CP160 CP170
@COMUS
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@DEMQRY  SKLNM.
ENTER SKELETON NAME TO USE
@SSG ,DMQRY$SKLNO.
SKEL
*COPY SKELFILE.[SKLNM,1,1,1]
@EOF
@EOF
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