\param path the path (dir1:dir2,..) - ala Unix
\param base can be added to relative paths (NULL for no append)
\param path the path (dir1:dir2,..) - ala Unix
\param base can be added to relative paths (NULL for no append)
const char *mode, const char *base);
/** \brief opens first file in path in path
\param fname "short" filename (without path)
const char *mode, const char *base);
/** \brief opens first file in path in path
\param fname "short" filename (without path)