z/OS V1R9.0 UNIX System Services Command ... - Christian Grothoff

dbx: set
$frame
Uses the stack frame pointed to by the address designated by the value of
$frame for doing stack tracebacks and accessing local variables.
$hexchars
Prints characters as hexadecimal values.
$hexin
Interprets addresses in hexadecimal.
$hexints
Prints integers as hexadecimal values.
$hexstrings
Prints character pointers in hexadecimal.
$historypage
Determines how many history items are traversed when using the page up
and page down keys.
$history_unique
Prevents consecutive duplicate commands from being saved to the dbx
history list.
$historywindow
Determines how many items are saved in the history list.
$hold_next
When set, dbx automatically holds all threads except the focus thread
during the next, nexti, step, or stepi command execution. If not set, all
threads resume execution and may reach the breakpoint set by the next,
nexti, step, or stepi command execution.
$KERNEL_dlls
When set, dbx will use kernel interfaces to process and recognize DLLS.
This flag is mutually exclusive with $LE_dlls.
$l Read/write locks variables.
$LE_dlls
When set, dbx will use LE interfaces to process and recognize DLLs. This
flag is mutually exclusive with $KERNEL_dlls.
$LE-hookstep
When set, dbx will process source level stepping using an LE interface
instead of machine instruction trace.
$listwindow
Specifies the number of lines to list around a function and to list when the
list subcommand is used without parameters.
$lv_events
When set, dbx notifies the user but does not stop when a read/write lock
object event is processed. The following trace information is sent to the
user for the different events:
216 z/OS V1R9.0 UNIX System Services Command Reference