the map reading system works with far pointers~ ^o^

the map reading system works with far pointers~ ^o^
	modified:   makefile
	modified:   maptest.exe
	modified:   maptest.out
	modified:   pcxtest.exe
	modified:   scroll.exe
	modified:   src/lib/exmm/x.bat
	modified:   src/lib/mapread.c
	modified:   src/lib/mapread.h
	modified:   src/maptest.c
	modified:   test.exe
	modified:   test2.exe