installed, the slow-but-simple implementation in module \code{dumbdbm}
will be used. Both modules provide the same interface:
+% not the best solution, but it's what you get for documenting both
+% at the same time.
+\renewcommand{\indexsubitem}{(in modules anydbm, dumbdbm)}
+
\begin{funcdesc}{open}{filename\optional{\, flag\, mode}}
Open the database file \var{filename} and return a corresponding object.
The optional \var{flag} argument can be
installed, the slow-but-simple implementation in module \code{dumbdbm}
will be used. Both modules provide the same interface:
+% not the best solution, but it's what you get for documenting both
+% at the same time.
+\renewcommand{\indexsubitem}{(in modules anydbm, dumbdbm)}
+
\begin{funcdesc}{open}{filename\optional{\, flag\, mode}}
Open the database file \var{filename} and return a corresponding object.
The optional \var{flag} argument can be