Return the correct inlen
Return the correct inlen

- when the output buffer was too short in pass 1, and there has also
  been a pass 0
- when the output buffer was too short in pass 2, 3 or 4

BueVest/liblouis,hammera/liblouis,BueVest/liblouis,hammera/liblouis,liblouis/liblouis,liblouis/liblouis,hammera/liblouis,hammera/liblouis,liblouis/liblouis,liblouis/liblouis,BueVest/liblouis,BueVest/liblouis,BueVest/liblouis,hammera/liblouis,liblouis/liblouis,BueVest/liblouis,hammera/liblouis,liblouis/liblouis