size in a field six characters wide filled with leading zeros;
%14(\fIputstrf\^\fR{\fIfrom\^\fR}) will print the \*(lqFrom:\*(rq header
component in fourteen characters with trailing spaces added as needed.
-For \fIputstrf\fR, using a negative value for the field width causes
-right-justification of the string within the field, with padding on
+Using a negative value for the field width causes
+right-justification within the field, with padding on
the left up to the field width.
+Padding is with spaces except for a left-padded
+.I putnumf
+when the width starts with zero.
The functions (\fIputnum\fR\^) and
(\fIputstr\fR\^) are somewhat special: they print their result in the
minimum number of characters required, and ignore any leading field width