Small Build Tweak

Source/HBIOS/Build.cmd

@@ -96,7 +96,7 @@ copy /b romldr.bin + dbgmon.bin + ..\zsdos\zsys_wbw.bin osimg_small.bin || exit
 ::
 
 for %%f in (hbios_rom.bin osimg.bin osimg1.bin osimg2.bin) do (
-  "%TOOLS%\srecord\srec_cat.exe" %%f -Binary -Crop 0 0x7FFF -checksum-neg-b-e 0x7FFF 1 1 -o %%f -Binary
+  "%TOOLS%\srecord\srec_cat.exe" %%f -Binary -Crop 0 0x7FFF -Checksum_Negative_Big_Endian 0x7FFF 1 1 -o %%f -Binary || exit /b
 )
 
 ::

Source/HBIOS/Makefile

@@ -57,7 +57,7 @@ $(ROMNAME).rom $(ROMNAME).com $(ROMNAME).img &: $(ROMDEPS)
 		cat camel80.bin nascom.bin tastybasic.bin game.bin eastaegg.bin netboot.mod updater.bin usrrom.bin >osimg1.bin ; \
 		cat imgpad2.bin >osimg2.bin ; \
 		for f in hbios_rom.bin osimg.bin osimg1.bin osimg2.bin ; do \
-			srec_cat $$f -Binary -Crop 0 0x7FFF -checksum-neg-b-e 0x7FFF 1 1 -o $$f -Binary ; \
+			srec_cat $$f -Binary -Crop 0 0x7FFF -Checksum_Negative_Big_Endian 0x7FFF 1 1 -o $$f -Binary ; \
 		done \
 	fi
 	if [ $(ROM_PLATFORM) = UNA ] ; then \