types of file with a description for each, such as:
\begin{verbatim}
- "BMP files (*.bmp)|*.bmp|GIF files (*.gif)|*.gif"
+ "BMP and GIF files (*.bmp;*.gif)|*.bmp;*.gif|PNG files (*.png)|*.png"
\end{verbatim}
It must be noted that wildcard support in the native Motif file