diff -up man-pages-3.23/man3/printf.3.pom man-pages-3.23/man3/printf.3
--- man-pages-3.23/man3/printf.3.pom	2009-09-30 03:36:53.000000000 +0200
+++ man-pages-3.23/man3/printf.3	2010-02-22 11:16:46.000000000 +0100
@@ -103,6 +103,7 @@ write at most
 bytes (including the trailing null byte (\(aq\e0\(aq)) to
 .IR str .
 .PP
+The trailing null byte won't be added to str, if the string is truncated.
 The functions
 .BR vprintf (),
 .BR vfprintf (),