small compile fixes; initial select() stubs; release.sh script doesn't

need /tmp any more since 16MB root device; increase to 3.0.5 to make new
CD with working FXP driver. (not tagged 3.0.5 yet as at driver bios-copy
workaround hasn't been done.)

include/minix/syslib.h

@@ -34,6 +34,8 @@
 /*==========================================================================* 
  * Minix system library. 						    *
  *==========================================================================*/ 
+_PROTOTYPE( int printf, (const char *fmt, ...)				);
+_PROTOTYPE( void kputc, (int c)						);
 _PROTOTYPE( int _taskcall, (int who, int syscallnr, message *msgptr)	);
 
 _PROTOTYPE( int sys_abort, (int how, ...)				);