In BEGINFILE:
	FILENAME = beginfile1.awk, FNR = 0, ERRNO = ""
processing beginfile1.awk
In ENDFILE:
	FILENAME = beginfile1.awk, FNR = 2, ERRNO = ""
In BEGINFILE:
	FILENAME = ., FNR = 0, ERRNO = "Is a directory"
In BEGINFILE:
	FILENAME = file, FNR = 0, ERRNO = "No such file or directory"
In BEGINFILE:
	FILENAME = Makefile, FNR = 0, ERRNO = ""
processing Makefile
In ENDFILE:
	FILENAME = Makefile, FNR = 2, ERRNO = ""