experimenting with the new reader

modified code further to enhance the reader

changing code for the new reader and compiler

more code to implement a new object reader

changing code to improve the compiler

attempting to preserve token location between the reader and the compiler

removed unneeded code

commented out an unneeded function

renamed --memsize to --heapsize in bin/main.c
allowed 0 as a heap size to indicate no use of xma

fixed to reset hcl->sp before returning from hcl_execute()

renamed some struct member names which have not been changed since changes in the main part

fixed an issue with an old compiler

fixed a potential issue by shared data access in mod-hawk.c

some improvements to the ffi module.
changed hawk::function_exists() to check a module function

got rid of unneeded stuffs

fixed more bugs in mod/ffi.c

working on mod-ffi

working on mod-ffi

added more ffi module code

updated get_ifcfg()

added sys/sysct.h to configure.ac

removed an unneeded function from svn.c

fixed a bug in svn.c

updated docker/build-ubnt2004.sh

updated README.md

added a missing translation

added docker/apache2-fg.sh

fixed the environ issue on macosx

fixed wrong endian handling in sys::pack() and sys::unpack()

fixed flaws in configure.ac

added the return type check for unsetenv() in configure.ac

implementing mod-ffi