modex16.c lookings....

modex16.c lookings....
	modified:   Project 16.bfproject
	modified:   maptest.exe
	modified:   pcxtest.exe
	modified:   scroll.exe
	modified:   src/lib/modex16.c
	modified:   src/lib/modex16.h
	modified:   src/pcxtest.c
	modified:   src/scroll.c
	modified:   test.exe
	modified:   test2.exe