sys resource

lib getrlimit

tst - output{

main()

{ int charbits;

for(charbits = 1;; ++charbits)

if(((1<<charbits)-1) == (unsigned char)(~0))

break;

printf("#ifndef CHAR_BIT\n");

printf("#define CHAR_BIT\t%d\n",charbits);

printf("#endif\n");

printf("#ifndef SIZEOF_LONG\n");

printf("#define SIZEOF_LONG\t%d\n",sizeof(long));

printf("#endif\n");

printf("#ifndef SIZEOF_INT\n");

printf("#define SIZEOF_INT\t%d\n",sizeof(int));

printf("#endif\n");

return 0;

}

}end