-b

(bound) This option lists only function pointers to which function targets have been bound, that is it suppresses the display of function pointers for which there are no bound targets.

-l

(long) Equivalent to -ot.

-o

(other) This presents the following information about each function pointer:

Calls=#

Indicates the number of places in the loaded files this function pointer is used to call a function. 

=nonreturning

Indicates that a call through this function pointer never returns (none of the functions targeted ever return). 

-t

(targets) This option lists the functions currently bound as targets to each function pointer listed, as follows:targets={ func ... }

-u

(unbound) This lists only those function pointers to which no function targets are bound. That is, suppresses the display of function pointers for which there are bound targets.

-z 

(zero) This lists function pointers for which there are no calls. Without this option information is given only on function pointers through which calls are made.