Placated unreferenced types.

nasmlib.c

@@ -1117,22 +1117,39 @@ char *nasm_strcat(char *one, char *two)
 
 void null_debug_init(struct ofmt *of, void *id, FILE * fp, efunc error)
 {
+	(void)of;
+	(void)id;
+	(void)fp;
+	(void)error;
 }
 void null_debug_linenum(const char *filename, int32_t linenumber, int32_t segto)
 {
+	(void)filename;
+	(void)linenumber;
+	(void)segto;	
 }
 void null_debug_deflabel(char *name, int32_t segment, int32_t offset,
                          int is_global, char *special)
 {
+	(void)name;
+	(void)segment;
+	(void)offset;
+	(void)is_global;
+	(void)special;
 }
 void null_debug_routine(const char *directive, const char *params)
 {
+	(void)directive;
+	(void)params;
 }
 void null_debug_typevalue(int32_t type)
 {
+	(void)type;
 }
 void null_debug_output(int type, void *param)
 {
+	(void)type;
+	(void)param;
 }
 void null_debug_cleanup(void)
 {