revamp of the write process

src/include/66/write.h

src/lib66/write/deps-lib/deps

src/lib66/write/write_classic.c

src/lib66/write/write_common.c

src/lib66/write/write_environ.c

src/lib66/write/write_execute_scripts.c

src/lib66/write/write_execute_scripts_user.c

src/lib66/write/write_logger.c

src/lib66/write/write_oneshot.c

src/lib66/write/write_service.c

src/lib66/write/write_uint.c