-ADD_INTERFACE(Spanner,
- "spanner-interface",
- "
-Other grobs have a shape that depends on the horizontal spacing. For
-example, slur, beam, tie, etc. These grobs form a subtype called
-@code{Spanner}. All spanners have two span-points (these must be
-@code{Item}s), one on the left and one on the right. The left bound is
-also the X-reference point of the spanner.
-",
- "minimum-length");
+ADD_INTERFACE (Spanner,
+ "spanner-interface",
+ "Some objects are horizontally spanned between objects. For\n"
+ "example, slur, beam, tie, etc. These grobs form a subtype called\n"
+ "@code{Spanner}. All spanners have two span-points (these must be\n"
+ "@code{Item} objects), one on the left and one on the right. The left bound is\n"
+ "also the X-reference point of the spanner.\n",
+ "minimum-length");