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/*
** This file was added since flex on windows expects to find a file called
** <unistd.h>. It doesn't seem to care what is in it though.
*/

/* The following macro is added as part of bug 8303 because isatty() function
   is not avilable on Windows and lexical scanner generated by flex uses 
   isatty() routine to check whether the interactive scanning is allowed.
   However we never do interactive scanning.
*/
#define isatty(fd) 0
