NAME    [Toc]    [Back]

     what - show what versions of object  modules  were  used  to
construct a file

SYNOPSIS    [Toc]    [Back]

     what [-s] file [...]

DESCRIPTION    [Toc]    [Back]

     what  reads  each  file and searches for sequences of either
the form ``$''
     immediately followed by the system name (sysname) as defined
by uname(3),
     or  the form ``@(#)'' as inserted by the source code control
system.  It
     prints the remainder of the string following this marker, up
to a NUL,
     newline, double quote, backslash, or `>' character.

     If  the -s option is specified, only the first occurrence of
an identification
 string in each file is printed.

EXIT STATUS    [Toc]    [Back]

     The what utility exits with a return value of 0 if any identification
     strings were found, or with a return value of 1 otherwise.

STANDARDS    [Toc]    [Back]

     The  what  utility  is expected to be a superset of the IEEE
Std 1003.1
     (``POSIX'') specification.

HISTORY    [Toc]    [Back]

     The what command appeared in 4.0BSD.

BUGS    [Toc]    [Back]

     As BSD is not licensed to distribute SCCS, this is a rewrite
of the what
     command  which  is  part of SCCS.  As such it may not behave
exactly the
     same as that command does.

OpenBSD      3.6                            May      1,      2003