* doc/autoconf.texi (Limitations of usual tools): Display a
table showing where the various syntaxes for word boundaries
are supported.
---
doc/autoconf.texi | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index 4be1f70..2e4b7ba 100644
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -19666,6 +19666,18 @@ $ @kbd{echo abc | busybox sed '/a\(b\)c/
s/a\(b\)c/\1/'}
b
@end example
+Portable scripts should be aware of the inconsistencies and
+options for handling word boundaries.
+
+@example
+ \< \b [[:<:]]
+Solaris 10 yes no no
+Solaris XPG4 yes no error
+NetBSD 5.1 no no yes
+FreeBSD 9.1 no no yes
+GNU yes yes error
+busybox yes yes error
+@end example
@item @command{sed} (@samp{t})
@c ---------------------------
--
2.5.5
