lac : 545a65b6aba330d8a842cd03ac2d8aa50874dcc3

     1: - exttype insertable by lexer
     2:   suggested format: #(type){string}
     3:   requires:
     4:     - name to typeno hash
     5:     - lac_extty_from_string()
     6:        subprob: should return NIL or LAC_ERROR?
     7: 
     8: