Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
characters are stored into
.IR str .
.PP
-The terminating null character ('\e0') is written if and only if
+The terminating null byte ('\e0') is written if and only if
.I n
is sufficiently large, otherwise the written string is truncated at
.I n
if
.I n
had enough space,
-not counting the terminating null character.
+not counting the terminating null byte.
Thus, a return value of
.I n
or greater means that the output was truncated.