Cleaned up src/lib/utils library. Renamed server_ functions to more logical

names. All system processes can now either use panic() or report() from
libutils, or redefine their own function. Assertions are done via the standard
<assert.h> functionality.

lib/utils/panic.c

@@ -0,0 +1,30 @@
+#include "utils.h"
+
+/*===========================================================================*
+ *				panic					     *
+ *===========================================================================*/
+PUBLIC void panic(who, mess, num)
+char *who;			/* server identification */
+char *mess;			/* message format string */
+int num;			/* number to go with format string */
+{
+/* Something awful has happened. Panics are caused when an internal
+ * inconsistency is detected, e.g., a programming error or illegal 
+ * value of a defined constant.
+ */
+  message m;
+
+  if (NULL != who && NULL != mess) {
+      if (num != NO_NUM) {
+          printf("Panic in %s: %s: %d\n", who, mess, num); 
+      } else {
+          printf("Panic in %s: %s\n", who, mess); 
+      }
+  }
+
+  m.m_type = SYS_EXIT;
+  m.EXIT_STATUS = 1;
+  _taskcall(SYSTASK, SYS_EXIT, &m);
+  /* never reached */
+}
+