tune.com: Updated to support using HBIOS sound driver

A new command line switch has been added '--hbios'.

Using this switch after the filename, will cause tune.com to play thru
the HBIOS sound driver

MYM file types are not supported thru HBIOS yet.

Tools/Makefile.inc

@@ -24,7 +24,7 @@ RELPATH := $(subst $(TREEROOT),,$(HERE))
 #
 # where's a copy of this tree for windows so we can diff binaries
 #
-WINROOT = $(TREEROOT)/../RomWBW.windows
+WINROOT = $(TREEROOT)/../RomWBW.windows
 DIFFTO := $(shell if [ -d $(WINROOT) ] ; then cd $(WINROOT); pwd; fi)
 DIFFPATH := $(DIFFTO)/$(RELPATH)
 
@@ -57,7 +57,7 @@ CPM=$(TOOLS)/cpm/bin
 
 %.hex: %.asm
 	$(ZXCC) $(CPM)/MAC -$< -$$PO ; \
-	
+
 %.bin: %.ASM
 	$(ZXCC) $(CPM)/MAC -$< -$$PO
 	$(ZXCC) $(CPM)/MLOAD25 -tmp.bin=$*.hex
@@ -67,7 +67,7 @@ CPM=$(TOOLS)/cpm/bin
 %.com: %.z80
 	$(ZXCC) $(CPM)/Z80ASM -$(basename $<)/F ; \
 	mv $$($(CASEFN) $@) tmp.com ; mv tmp.com $@
-	
+
 %.bin: %.asm
 	$(TASM) $< $@
 
@@ -77,10 +77,10 @@ CPM=$(TOOLS)/cpm/bin
 %.rel: %.z80
 	$(ZXCC) $(CPM)/Z80ASM -$(basename $<)/MF
 
-%.hex: %.180 
+%.hex: %.180
 	$(ZXCC) $(CPM)/SLR180 -$(basename $<)/HF
 
-%.rel: %.azm 
+%.rel: %.azm
 	$(ZXCC) $(CPM)/ZSM =$<
 
 %.bin: %.rel
@@ -143,7 +143,7 @@ clobber:: clean
 # the same objects
 #
 diff::
-ifneq ($(DIFFTO),)
+ifneq ($(DIFFTO),)
 	@for dir in $(SUBDIRS) ; do \
 		( echo "diff in $(HERE)/$$dir" ; cd "$$dir" ; make diff ) ; \
 	done
@@ -166,8 +166,8 @@ ifneq ($(DIFFTO),)
 			if [ ! -f "$$df" ] ; then echo $(DIFFPATH)/$$i missing ; fi ; \
 		fi ; \
     done
-endif
-
-vdiff:
-	make VERBOSEDIFF=2 diff
+endif
+
+vdiff:
+	make VERBOSEDIFF=2 diff