error on making tess

[mjhasani]

hello
After installing requirement, make command take an error such as:

devanagari_processing.cpp:132:19: error: invalid use of incomplete type 'struct Pixa'
Box* box = ccs->boxa->box[i];
^
In file included from /usr/local/include/leptonica/alltypes.h:52:0,
from /usr/local/include/leptonica/allheaders.h:35,
from devanagari_processing.cpp:25: