New makefile (src/tools/Makefile) logic:

- make fresh install: still builds new everything (libraries, services, image)
- make clean image: only builds new boot image (about 5 sec. now!)

kernel/main.c

@@ -169,7 +169,7 @@ PUBLIC void main()
 PRIVATE void announce(void)
 {
   /* Display the MINIX startup banner. */
-  kprintf("MINIX %s.%s.  Copyright 1987-2006 Prentice-Hall, Inc.\n", 
+  kprintf("MINIX %s.%s.  Copyright 1987-2006 Prentice-Hall, Inc. and contributes.\n", 
       OS_RELEASE, OS_VERSION);
 
 #if (CHIP == INTEL)

kernel/proc.h

@@ -32,10 +32,8 @@ struct proc {
 
   char p_priority;		/* current scheduling priority */
   char p_max_priority;		/* maximum scheduling priority */
-  char p_quantum_size;		/* quantum size in ticks */
   char p_ticks_left;		/* number of scheduling ticks left */
-  char p_history;		/* scheduling history ageing algorithm */
-  short p_block_count;		/* times blocked in current quantum */
+  char p_quantum_size;		/* quantum size in ticks */
 
   struct mem_map p_memmap[NR_LOCAL_SEGS];   /* memory map (T, D, S) */