-- We think that "Np is a Japanese character" if Np.met~=nil,
-- "Np is an alphabetic character" if Np.pre~=nil,
-- "Np is not a character" otherwise.
-local after_hlist, after_alchar, extract_np
+after_hlist = nil -- global
+local after_alchar, extract_np
do
local PRE = luatexja.stack_table_index.PRE
local POST = luatexja.stack_table_index.POST