[net.general] Fixes to ht.c

shp (04/14/83)

I've submitted to net.unix-wizards the fixes I have to ht.c that might
help the running-off-the-end-of-tape problem.  Please note that these
fixes do not work if your tape drive is not up to the proper ECO rev
level.

	- sam praul
	  ...decvax!ittvax!shp