  end

   If you are using Leptonica with a large code base that typedefs the
   built-in types differently from Leptonica, just edit the typedefs
   in environ.h.  This should have no side-effects with other libraries,
   and no issues should arise with the location in which liblept is
   included.

   For compatibility with 64 bit hardware and compilers, where
   necessary we use the typedefs in stdint.h to specify the pointer
   size (either 4 or 8 byte).

6. Compile and runtime control over stderr outpu