fix some bashisms, hopefully makes "check" work again in cmd.exe

targettest/Makefile

@@ -761,6 +761,7 @@ TARGETS :=     \
 
 define TARGET_recipe
 
+@echo making targettest for: $(T)
 @$(MAKE) -j2 SYS:=$(T)
 @$(MAKE) --no-print-directory clean SYS:=$(T)
 

targettest/pce/Makefile

@@ -73,4 +73,7 @@ endif
 	dd if=$< bs=8K count=${COUNT} >> $@
 
 clean:
-	@$(DEL) conio.o conio.??? 2>$(NULLDEV)
+	@$(DEL) conio.o 2>$(NULLDEV)
+	@$(DEL) conio.pce 2>$(NULLDEV)
+	@$(DEL) conio.bin 2>$(NULLDEV)
+	@$(DEL) conio.map 2>$(NULLDEV)