Open System Services Shell and Utilities Reference Manual (G06.27+, H06.04+)

User Commands (m - o) noft(1)
OFF Turns off redirection to a file and reverts to the original
output file.
? Displays the name of the current log file. If the -SET
OUT flag is used on an OSS shell command line, the
flag specification must be enclosed in quotation marks
when the ? specifier is used.
{ SCOPEPROC | -SSP }{proc-spec | proc-num | * | ? }
Narrows the scope to a single procedure or subprocedure. This is
helpful when trying to find unique items within a procedure or
subprocedure and when trying to limit output to a range within a
single scope.
proc-spec
Specifies the procedure name. Procedure names are
case-sensitive in C and C++ but not in pTAL