#define FREEBLOCK(x) {*x->useptr=NULL;x->next=mm->mmfree;mm->mmfree=x;mm->endid--;}
-#define AAMAGENTA "\x1b[35;35m"
-#define AABLUE "\x1b[34;34m"
-#define AARED "\x1b[31;31m"
-#define AABLACK "\x1b[40;40m"
-#define AAWHITE "\x1b[37;37m"
+#define AARED "\x1b[41;31m"
+#define AABLUE "\x1b[44;34m"
+#define AAGREEN "\x1b[42;32m"
+#define AAYELLOW "\x1b[43;33m"
+#define AAGREY "\x1b[47;37m"
+#define AABLACK "\x1b[40;30m"
+#define AAWHITE "\x1b[47;37m"
+#define AAMAGENTA "\x1b[45;35m"
#define AARESET "\x1b[0m"
#define SAVENEARHEAP 0x200 // space to leave in data segment