[cvs-nhc98] patch applied (hat): Hat: speed up file archiving by 40%.

Fri Mar 9 08:38:00 PST 2001 malcolm * Hat: speed up file archiving by 40%. I discovered that ftell() is extremely expensive. Replace most calls to ftell() with an internal counter to track the position in the file. M ./src/old/runtime/fileformat.c -75 +80