4.8. help

Alias

?

Usage

help [-w outfile] [all | command_list]
    

Description

Display a description of the named functions, including syntax.  The 
'all' option displays help information for every command.
    

Example 4-7. help

>> help
?                id               p                sizeof           
base             ldcmds           page             stat             
bt               livedump         pb               strace           
deftask          load             pd               symtab           
dis              md               po               t                
dt               mktrace          print            task             
dump             mmap             ps               trace            
findsym          module           px               unload           
fsym             mt               q                vi               
h                namelist         q!               vtop             
help             nmlist           quit             walk             
history          od               report           whatis           

>> ? h
command: history [n]

    Without the optional parameter, displays the current history. Optional 
    argument 'n' specifies the number of commands that are kept in the 
    history list.