-// INFO3("Substitute '%s' with '%s' for %d chars",beg_subst+val_len,end_subst, b->used-(end_subst-b->data)+1);
+// DEBUG1("String is now: '%s'",b->data);
+/* DEBUG8("Move end of string closer (%d chars moved) :\n-'%.*s%.*s'\n+'%.*s%s'",
+ b->used - (end_subst - b->data) + 1,
+ beg_subst-b->data,b->data,
+ b->used-(end_subst-b->data)+1,beg_subst+val_len,
+ beg_subst-b->data,b->data,
+ end_subst);*/