'''	\" redefine input start and end macros to downsize one point size
'''	\" all input segments indented, constant width, size-1
'''	\" set tabs for code alignment
.de iS
.DS I
.ft 5
.S -1
.ta +8n +8n +8n +8n
..
.de iE
.S +1
.ft 1
.DE
..
