modified:   include/eval.h
	modified:   include/osscheme.h
	modified:   include/parser.h
	modified:   include/structs.h
	modified:   include/symtab.h
	deleted:    main.c
	modified:   make.inc
	modified:   src/baselib.c
	new file:   src/baselib/num_ops.c
	modified:   src/eval.c
	new file:   src/main.c
	new file:   src/makefile
	modified:   src/parser.c
	modified:   src/symtab.c