Rewrite the following UNIX utility in C. C++ is NOT allowed.

Note: parameters in [ ] are optional, parameters in are required. The l (pipe) means or." new_cat (10 points) -Usage: .ew cat [file.txt] If the [file.txt] argument is passed, open the file and print it to stdout. If there is no second argument, repeat what the user types on stdin back to stdout (until the user hits CTRL+D to indicate EOF). Make sure to compare your output to cat. Note this is not exactly like cat: only one file argument should be accepted, and we are not implementing the various command line flags. -Make sure to fail gracefully if the file does not exist or if> 2 arguments are passed. the f the rie oe