--- src/sys/boot/i386/boot2/Attic/Makefile	2004/08/06 20:50:35	1.11
+++ src/sys/boot/i386/boot2/Attic/Makefile	2004/09/12 18:37:15	1.12
@@ -64,8 +64,14 @@ CFLAGS=	-elf -ffreestanding -Os -fno-bui
 # gcc-3.4's (default on) unit-at-a-time optimization.  See the code
 # generated for 'xputc' as an example.
 #
+# __USING_MRTD__ is used to conditionalize any assembly modules
+# (aka sio_putc())
+#
 .if ${CCVER} == "gcc2"
 CFLAGS+= -mrtd
+MRTDFLAGS=-D__USING_MRTD__
+.else
+MRTDFLAGS=
 .endif
 
 # Unfortunately, unit-at-a-time creates other issues as well, as yet
@@ -128,7 +134,7 @@ boot2.o: boot2.h
 
 sio.o: sio.S
 	${CC} -DSIOPRT=${BOOT_COMCONSOLE_PORT} -DSIOFMT=${B2SIOFMT} \
-		-DSIOSPD=${BOOT_COMCONSOLE_SPEED} \
+		-DSIOSPD=${BOOT_COMCONSOLE_SPEED} ${MRTDFLAGS} \
 		${AFLAGS} ${.IMPSRC} -o ${.TARGET} -c
 
 install: