diff --git a/sys/boot/i386/Makefile.inc b/sys/boot/i386/Makefile.inc
index 24f2077..bff50a8 100644
--- a/sys/boot/i386/Makefile.inc
+++ b/sys/boot/i386/Makefile.inc
@@ -3,6 +3,7 @@
 # $FreeBSD: release/9.0.0/sys/boot/i386/Makefile.inc 224131 2011-07-17 13:50:21Z dim $
 
 BINDIR?=	/boot
+CC_AS_LD?=	no
 
 LOADER_ADDRESS?=0x200000
 CFLAGS+=	-ffreestanding -mpreferred-stack-boundary=2 \
@@ -12,7 +13,11 @@ LDFLAGS+=	-nostdlib
 .if ${MACHINE_CPUARCH} == "amd64"
 CFLAGS+=	-m32 -march=i386
 ACFLAGS+=	-m32
+.if ${CC_AS_LD} == "yes"
+LDFLAGS+=	-Wl,-m,elf_i386_fbsd
+.else
 LDFLAGS+=	-m elf_i386_fbsd
+.endif
 AFLAGS+=	--32
 .endif
 
diff --git a/sys/boot/i386/boot0/Makefile b/sys/boot/i386/boot0/Makefile
index 7378e6f..2082679 100644
--- a/sys/boot/i386/boot0/Makefile
+++ b/sys/boot/i386/boot0/Makefile
@@ -5,6 +5,7 @@ STRIP=
 BINMODE=${NOBINMODE}
 NO_MAN=
 SRCS=	${PROG}.S
+CC_AS_LD=yes
 
 # Additional options that you can specify with make OPTS="..."
 # (these only apply to boot0.S)
diff --git a/sys/boot/i386/btx/btx/Makefile b/sys/boot/i386/btx/btx/Makefile
index 9a93383..cb71837 100644
--- a/sys/boot/i386/btx/btx/Makefile
+++ b/sys/boot/i386/btx/btx/Makefile
@@ -4,6 +4,7 @@ PROG=	btx
 INTERNALPROG=
 NO_MAN=
 SRCS=	btx.S
+CC_AS_LD=yes
 
 .if defined(BOOT_BTX_NOHANG)
 BOOT_BTX_FLAGS=0x1
diff --git a/sys/boot/i386/btx/btxldr/Makefile b/sys/boot/i386/btx/btxldr/Makefile
index 0d30fc5..f740ff2 100644
--- a/sys/boot/i386/btx/btxldr/Makefile
+++ b/sys/boot/i386/btx/btxldr/Makefile
@@ -4,6 +4,7 @@ PROG=	btxldr
 INTERNALPROG=
 NO_MAN=
 SRCS=	btxldr.S
+CC_AS_LD=yes
 
 CFLAGS+=-DLOADER_ADDRESS=${LOADER_ADDRESS}
 
diff --git a/sys/boot/i386/btx/lib/Makefile b/sys/boot/i386/btx/lib/Makefile
index b24eb83..a6dcef8 100644
--- a/sys/boot/i386/btx/lib/Makefile
+++ b/sys/boot/i386/btx/lib/Makefile
@@ -5,5 +5,6 @@ INTERNALPROG=
 NO_MAN=
 SRCS=	btxcsu.s btxsys.s btxv86.s
 LDFLAGS=-Wl,-r
+CC_AS_LD=yes
 
 .include <bsd.prog.mk>
diff --git a/sys/boot/i386/cdboot/Makefile b/sys/boot/i386/cdboot/Makefile
index a6e60f6..d158830 100644
--- a/sys/boot/i386/cdboot/Makefile
+++ b/sys/boot/i386/cdboot/Makefile
@@ -5,6 +5,7 @@ STRIP=
 BINMODE=${NOBINMODE}
 NO_MAN=
 SRCS=	${PROG}.s
+CC_AS_LD=yes
 
 ORG=	0x7c00
 
diff --git a/sys/boot/i386/mbr/Makefile b/sys/boot/i386/mbr/Makefile
index d6dbdf5..1db50b1 100644
--- a/sys/boot/i386/mbr/Makefile
+++ b/sys/boot/i386/mbr/Makefile
@@ -5,6 +5,7 @@ STRIP=
 BINMODE=${NOBINMODE}
 NO_MAN=
 SRCS=	${PROG}.s
+CC_AS_LD=yes
 
 # MBR flags: 0x80 -- try packet interface (also known as EDD or LBA)
 BOOT_MBR_FLAGS?=	0x80
diff --git a/sys/boot/i386/pmbr/Makefile b/sys/boot/i386/pmbr/Makefile
index 1fbecf4..14ba1ee 100644
--- a/sys/boot/i386/pmbr/Makefile
+++ b/sys/boot/i386/pmbr/Makefile
@@ -5,6 +5,7 @@ STRIP=
 BINMODE=${NOBINMODE}
 NO_MAN=
 SRCS=	${PROG}.s
+CC_AS_LD=yes
 
 ORG=	0x600
 
diff --git a/sys/boot/i386/pxeldr/Makefile b/sys/boot/i386/pxeldr/Makefile
index 625d838..5d9324c 100644
--- a/sys/boot/i386/pxeldr/Makefile
+++ b/sys/boot/i386/pxeldr/Makefile
@@ -9,6 +9,7 @@ FILES=	${BOOT}
 MAN=	${BOOT}.8
 SRCS=	${LDR}.S
 CLEANFILES= ${BOOT}
+CC_AS_LD=yes
 
 BOOT=	pxeboot
 LDR=	pxeldr
diff --git a/sys/boot/pc98/btx/btx/Makefile b/sys/boot/pc98/btx/btx/Makefile
index 2dff189..1fa1d22 100644
--- a/sys/boot/pc98/btx/btx/Makefile
+++ b/sys/boot/pc98/btx/btx/Makefile
@@ -4,6 +4,7 @@ PROG=	btx
 INTERNALPROG=
 NO_MAN=
 SRCS=	btx.S
+CC_AS_LD=yes
 
 .if defined(BOOT_BTX_NOHANG)
 BOOT_BTX_FLAGS=0x1
diff --git a/sys/boot/pc98/btx/btxldr/Makefile b/sys/boot/pc98/btx/btxldr/Makefile
index 54c0e10..7067559 100644
--- a/sys/boot/pc98/btx/btxldr/Makefile
+++ b/sys/boot/pc98/btx/btxldr/Makefile
@@ -4,6 +4,7 @@ PROG=	btxldr
 INTERNALPROG=
 NO_MAN=
 SRCS=	btxldr.S
+CC_AS_LD=yes
 
 CFLAGS+=-DLOADER_ADDRESS=${LOADER_ADDRESS}
 
diff --git a/sys/boot/pc98/cdboot/Makefile b/sys/boot/pc98/cdboot/Makefile
index 2f20cdc..9d017a3 100644
--- a/sys/boot/pc98/cdboot/Makefile
+++ b/sys/boot/pc98/cdboot/Makefile
@@ -5,6 +5,7 @@ STRIP=
 BINMODE=${NOBINMODE}
 NO_MAN=
 SRCS=	${PROG}.s
+CC_AS_LD=yes
 
 ORG=	0x0000