#  endif
  return ((S_IXUSR)&fileStat.st_mode)!=0;
#else
  return ((S_IXUSR|S_IXGRP|S_IXOTH)&fileStat.st_mode)!=0;
#endif
}


/*
** Return file "permissions":
** 0: normal
** 1: exec
** 2: symlink
*/
int file_perm(const char *zFilename){
  //TODO(dchest): optimize by calling stat once.
  if( file_isexe(zFilename) )
    return 1;
  if( file_islink(zFilename) )
    return 2;
  return 0;
}

/*
** Return 1 if zFilename is a directory.  Return 0 if zFilename
** does not exist.  Return 2 if zFilename exists but is something
** other than a directory.
*/
int file_isdir(const char *zFilename){