static string glyph_name (Grob *, int, string, bool);
static SCM brew_internal_stencil (Grob*, bool);
static SCM generic_extent_callback (Grob*, Axis);
static string glyph_name (Grob *, int, string, bool);
static SCM brew_internal_stencil (Grob*, bool);
static SCM generic_extent_callback (Grob*, Axis);