Add mutual links to VARIABLE/DATAFILE ATTRIBUTE documentation

diff --git a/doc/data-io.texi b/doc/data-io.texi
index 335d6c46030060d8d4ed8cd04a4dfc02ec17366a..59132bfddc96c08b02dd862f29c5d6011177e6cb 100644 (file)
--- a/doc/data-io.texi
+++ b/doc/data-io.texi
@@ -130,7 +130,7 @@ elements numbered higher than the deleted element are shifted down,
 filling the vacated position.
 
 To associate custom attributes with particular variables, instead of
-with the entire active file, use @cmd{VARIABLE ATTRIBUTE} instead.
+with the entire active file, use @cmd{VARIABLE ATTRIBUTE} (@pxref{VARIABLE ATTRIBUTE}) instead.
 
 @cmd{DATAFILE ATTRIBUTE} takes effect immediately.  It is not affected
 by conditional and looping structures such as @cmd{DO IF} or

diff --git a/doc/variables.texi b/doc/variables.texi
index 95a5b67b6ff6c5aa9fa91db119aeb408cdd2fb98..d5e2d14543bbe7d6c506a4854962daffb4bac643 100644 (file)
--- a/doc/variables.texi
+++ b/doc/variables.texi
@@ -417,7 +417,7 @@ the latter case, all the array elements numbered higher than the
 deleted element are shifted down, filling the vacated position.
 
 To associate custom attributes with the entire active file, instead of
-with particular variables, use @cmd{DATAFILE ATTRIBUTE} instead.
+with particular variables, use @cmd{DATAFILE ATTRIBUTE} (@pxref{DATAFILE ATTRIBUTE}) instead.
 
 @cmd{VARIABLE ATTRIBUTE} takes effect immediately.  It is not affected
 by conditional and looping structures such as @cmd{DO IF} or