Added Windows support for the bootloaderhost utility

Compile on Linux using the mingw cross compiler.

lib/SCSI2SD/software/bootloaderhost/Makefile.mingw

@@ -0,0 +1,25 @@
+all:  build/windows/32bit/bootloaderhost.exe build/windows/64bit/bootloaderhost.exe
+
+CYAPI = \
+	cybootloaderutils/cybtldr_api2.c \
+	cybootloaderutils/cybtldr_api.c \
+	cybootloaderutils/cybtldr_command.c \
+	cybootloaderutils/cybtldr_parse.c \
+
+CFLAGS += -Wall -Wno-pointer-sign
+LDFLAGS=-mconsole -mwindows -lsetupapi
+
+HID_C = hidapi/windows/hid.c
+
+
+build/windows/32bit/bootloaderhost.exe: main.c $(HID_C) $(CYAPI)
+	mkdir -p $(dir $@)
+	i686-w64-mingw32-gcc $(CFLAGS) -I cybootloaderutils -I hidapi/hidapi $^ $(LDFLAGS) -o $@
+
+build/windows/64bit/bootloaderhost.exe: main.c $(HID_C) $(CYAPI)
+	mkdir -p $(dir $@)
+	x86_64-w64-mingw32-gcc $(CFLAGS) -I cybootloaderutils -I hidapi/hidapi $^ $(LDFLAGS) -o $@
+
+clean:
+	rm -r build/windows
+