.hd usage "print summary of command syntax" 03/23/82 usage { } .ds 'Usage' prints a summary of the acceptable command line syntax for each command and a summary of the acceptable calling sequence for each library subprogram named in its argument list. Command line syntax is expressed in a BNF-like meta-language that is described by "help -g bnf". .es usage rf ed se .fl =doc=/fman/s1/.d for command documentation .br =doc=/fman/s2/.d for subprogram documentation .br =doc=/fman/s3/.d for local command documentation .br =doc=/fman/s4/.d for local subprogram doc. .br =doc=/fman/s5/.d for low-level command documentation .br =doc=/fman/s6/.d for low-level subprogram doc. .br =doc=/fman/index for command and subroutine index .me .in +5 .ti -5 "Sorry, no help is available for " in case of missing or unreadable documentation file. .in -5 .sa help (1), .ul Software Tools Subsystem Reference Manual