[qwaq] Make traceon and traceoff always available

Tired of adding and removing them all the time.

ruamoko/qwaq/qwaq-debug.h

@@ -74,6 +74,9 @@ typedef struct qdb_target_s { int handle; } qdb_target_t;
 												unsigned fnum);
 @extern qdb_def_t *qdb_get_local_defs (qdb_target_t target, unsigned fnum);
 
+@extern void traceon();
+@extern void traceoff();
+
 #else//GCC
 
 void QWAQ_Debug_Init (progs_t *pr);

ruamoko/qwaq/qwaq-debugger.r

@@ -108,8 +108,6 @@ update_current_func (Debugger *self, unsigned fnum)
 	}
 }
 
-void traceon() = #0;
-
 -(void)update_watchvars
 {
 	qdb_state_t state = qdb_get_state (debug_target);
@@ -171,6 +169,9 @@ key_event (Debugger *self, Editor *file, qwaq_event_t *event)
 
 @end
 
+void traceon() = #0;
+void traceoff() = #0;
+
 void qdb_set_trace (qdb_target_t target, int state) = #0;
 int qdb_set_breakpoint (qdb_target_t target, unsigned staddr) = #0;
 int qdb_clear_breakpoint (qdb_target_t target, unsigned staddr) = #0;