Winston Smith wrote in a message to Roy J. Tellason:

 WS>   Re: dos2unix
 WS>   By: Roy J. Tellason to andrew clarke on Sat Jun 21 2003 01:08 pm 

 > Since you're in here anyway,  I thought the discussion better moved
 > here tha
 > where it was...
 > 
 > There are a couple of bits of that program you posted that I'm not
 > sure of.
 > For example,  this stuff:
 > 
 > #ifdef __GNUC__
 > #include 
 > #include 
 > #else
 > #include 
 > #include 
 > #endif
 > 
 > static struct stat s_buf;
 > 
 > and these bits here:
 > 
 > ut_buf.actime = s_buf.st_atime;
 > ut_buf.modtime = s_buf.st_mtime;
 > 
 > What are those for?

 WS> UNIX files have *3* time attributes, instead of DOS's one:
 WS>      Creation (when the file was made)
 WS>      Access (when someone or something "looked" at the file,       
 WS>       similar to the "archive" flag toggle)
 WS>      Modified (when the file was last changed, DOS just updates    
 WS>            Creation, so every time that you edit a file it         
 WS>       becomes "new" again)

So which one of these is most commonly used in,  for example,  directory listings?

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