Sync up clean and gitignore better

.gitignore

@@ -11,5 +11,6 @@ entryother
 initcode
 initcode.out
 kernel
+kernelmemfs
 mkfs
 .gdbinit

Makefile

@@ -172,8 +172,9 @@ fs.img: mkfs README $(UPROGS)
 
 clean: 
 	rm -f *.tex *.dvi *.idx *.aux *.log *.ind *.ilg \
-	*.o *.d *.asm *.sym vectors.S parport.out \
-	bootblock entryother kernel xv6.img fs.img kernelmemfs mkfs \
+	*.o *.d *.asm *.sym vectors.S bootblock entryother \
+	initcode initcode.out kernel xv6.img fs.img kernelmemfs mkfs \
+	.gdbinit \
 	$(UPROGS)
 
 # make a printout