document that bcopy strings may overlap; bug report 4.3BSD-tahoe/lib/16

SCCS-vsn: lib/libc/string/bstring.3 6.4

diff --git a/usr/src/lib/libc/string/bstring.3 b/usr/src/lib/libc/string/bstring.3
index ae297a5..299be08 100644 (file)
--- a/usr/src/lib/libc/string/bstring.3
+++ b/usr/src/lib/libc/string/bstring.3
@@ -2,7 +2,7 @@
 .\" All rights reserved.  The Berkeley software License Agreement
 .\" specifies the terms and conditions for redistribution.
 .\"
-.\"    @(#)bstring.3   6.3 (Berkeley) %G%
+.\"    @(#)bstring.3   6.4 (Berkeley) %G%
 .\"
 .TH BSTRING 3  ""
 .UC 5
@@ -43,6 +43,11 @@ bytes from string
 .I src
 to the string
 .IR dst .
+The
+.I src
+and
+.I dst
+strings may overlap.
 .PP
 .I Bcmp
 compares byte string