FileReady
FileReady (FileVar) : Boolean
FileReady is used to test if a character is ready to be read in the input
stream for input files, or if a character can be written to an output file.
These commands are useful for testing if a character devise is ready or if
your reading a redirected stream from a Java application.
Example:
if FileReady(InFile)
St = FileReadln(InFile)
endif
