Test programs for the runtime lib:
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clock.c		-	test program for clock() and CLOCKS_PER_SEC
cprintf.c	-	test program for cprintf \n and \r operators
cursor.c	-	test the cursor() function
deb.c		-	test program for the library debugger
div-test.c	-	test division/modulus and the div() routine
em-test.c       -       test extended memory drivers
fileio-test.c   -       test C file i/o routines (fopen/fread/fwrite/fclose)
ft.c		-	file I/O test program (open + read functions)
getsp.s		-	helper routine for ft.c
joytest.c	-	readjoy function test program
posixio-test.c  -       test POSIX file i/o routines (open/read/write/close)
seek.c		-	test lseek()/fseek()/ftell()
time-test.c     -       test the time/mktime/gmtime/asctime functions