bs-must-show-regexpbs-must-show-regexp is a variable defined in `
bs.el'. Its value is
nilDocumentation: Regular expression for specifying buffers which must be shown. A buffer whose name matches this regular expression will be included in the buffer list. Note that this variable is temporary: if the configuration is changed it is reset to nil. Use `bs-must-always-show-regexp' to specify buffers that must always be shown regardless of the configuration.