fix information about what flag database files are opened with by default
diff --git a/Doc/lib/libbsddb.tex b/Doc/lib/libbsddb.tex
index b17596c..bb1e6b0 100644
--- a/Doc/lib/libbsddb.tex
+++ b/Doc/lib/libbsddb.tex
@@ -46,8 +46,8 @@
to be preserved on disk may be created by passing \code{None} as the
\var{filename}. The optional
\var{flag} identifies the mode used to open the file. It may be
-\character{r} (read only, default), \character{w} (read-write) ,
-\character{c} (read-write - create if necessary) or
+\character{r} (read only), \character{w} (read-write) ,
+\character{c} (read-write - create if necessary; the default) or
\character{n} (read-write - truncate to zero length). The other
arguments are rarely used and are just passed to the low-level
\cfunction{dbopen()} function. Consult the Berkeley DB documentation
@@ -62,8 +62,8 @@
to be preserved on disk may be created by passing \code{None} as the
\var{filename}. The optional
\var{flag} identifies the mode used to open the file. It may be
-\character{r} (read only, default), \character{w} (read-write),
-\character{c} (read-write - create if necessary) or
+\character{r} (read only), \character{w} (read-write),
+\character{c} (read-write - create if necessary; the default) or
\character{n} (read-write - truncate to zero length). The other
arguments are rarely used and are just passed to the low-level dbopen
function. Consult the Berkeley DB documentation for their use and
@@ -78,8 +78,8 @@
to be preserved on disk may be created by passing \code{None} as the
\var{filename}. The optional
\var{flag} identifies the mode used to open the file. It may be
-\character{r} (read only, default), \character{w} (read-write),
-\character{c} (read-write - create if necessary) or
+\character{r} (read only), \character{w} (read-write),
+\character{c} (read-write - create if necessary; the default) or
\character{n} (read-write - truncate to zero length). The other
arguments are rarely used and are just passed to the low-level dbopen
function. Consult the Berkeley DB documentation for their use and