diff --git a/stand/Makefile b/stand/Makefile
--- a/stand/Makefile
+++ b/stand/Makefile
@@ -11,22 +11,44 @@
 
 S.yes+=			libsa
 
+S.${MK_LOADER_OFW}+=	libofw
+S.${MK_FDT}+=		fdt
+
 S.${MK_FORTH}+=		ficl
 S.${MK_FORTH}+=		forth
 S.${MK_LOADER_LUA}+=	liblua
 S.${MK_LOADER_LUA}+=	lua
-S.${MK_FDT}+=		fdt
-S.${MK_LOADER_OFW}+=	libofw
 S.yes+=			defaults
 S.yes+=			man
 
+.if ${MK_FORTH} != "no"
+INTERP_DEPENDS+=	forth
+.endif
+.if ${MK_LOADER_LUA} != "no"
+INTERP_DEPENDS+=	lua
+.endif
+
 .include <bsd.arch.inc.mk>
 
 S.${MK_EFI}+=		efi
 S.${MK_LOADER_UBOOT}+=	uboot
 
+.if defined(LIB32LIST)
+LIB32DEPENDS=	${LIB32LIST:S/$/32/}
+.endif
+
 .if exists(${.CURDIR}/${MACHINE}/.)
 S.yes+=         ${MACHINE}
+SUBDIR_DEPEND_${MACHINE}+=	${INTERP_DEPENDS}
+.if ${MK_FDT} != "no"
+SUBDIR_DEPEND_${MACHINE}+=	fdt
+.endif
+.if ${MK_LOADER_UBOOT} != "no"
+SUBDIR_DEPEND_${MACHINE}+=	uboot
+.endif
+.if ${MK_LOADER_OFW} != "no"
+SUBDIR_DEPEND_${MACHINE}+=	libofw
+.endif
 .endif
 
 # Build the actual subdir list from S.yes, adding in the 32-bit
@@ -36,6 +58,20 @@
 .if defined(LIB32LIST) && ${LIB32LIST:M${_x}}
 SUBDIR+=${_x}32
 .endif
+.if ${_x} != "libsa"
+SUBDIR_DEPEND_${_x}+=	libsa
+SUBDIR_DEPEND_${_x}32+=	libsa32
+.endif
 .endfor
 
+# Remaining dependencies
+SUBDIR_DEPEND_libsa32+=	libsa
+
+SUBDIR_DEPEND_forth+=	ficl
+SUBDIR_DEPEND_lua+=	liblua
+
+SUBDIR_DEPEND_efi+=	fdt
+
+SUBDIR_PARALLEL=	yes
+
 .include <bsd.subdir.mk>
diff --git a/stand/Makefile.amd64 b/stand/Makefile.amd64
--- a/stand/Makefile.amd64
+++ b/stand/Makefile.amd64
@@ -2,3 +2,7 @@
 
 S.yes+=		userboot
 S.yes+=		i386
+
+SUBDIR_DEPEND_userboot+=	${INTERP_DEPENDS}
+# These won't get tacked on in an amd64 build
+SUBDIR_DEPEND_i386+=	${LIB32DEPENDS} ${INTERP_DEPENDS}
diff --git a/stand/Makefile.inc b/stand/Makefile.inc
--- a/stand/Makefile.inc
+++ b/stand/Makefile.inc
@@ -1,3 +1,5 @@
 # $FreeBSD$
 
+SUBDIR_PARALLEL=	yes
+
 .include "defs.mk"
diff --git a/stand/efi/Makefile b/stand/efi/Makefile
--- a/stand/efi/Makefile
+++ b/stand/efi/Makefile
@@ -4,8 +4,12 @@
 
 .include <bsd.init.mk>
 
+SUBDIR.yes+=	libefi
 SUBDIR.${MK_FDT}+=	fdt
-SUBDIR.yes+=	libefi boot1 gptboot
+SUBDIR.yes+=	.WAIT
+
+SUBDIR.yes+=	boot1 gptboot
+
 SUBDIR.${MK_FORTH}+= loader_4th
 SUBDIR.${MK_LOADER_LUA}+= loader_lua
 SUBDIR.yes+=	loader_simp
diff --git a/stand/i386/Makefile b/stand/i386/Makefile
--- a/stand/i386/Makefile
+++ b/stand/i386/Makefile
@@ -4,10 +4,15 @@
 
 .include <bsd.init.mk>
 
-SUBDIR.yes=	mbr pmbr boot0 boot0sio btx boot2 cdboot gptboot \
-		isoboot libi386
-
+# Almost everything else here relies on btxldr, so we must make sure it's built
+# before everything else proceeds so we don't end up building against a stale
+# btxldr and ending up with a build-during-install scenario.
+SUBDIR.yes+=	btx libi386
 SUBDIR.${MK_LOADER_FIREWIRE}+=	libfirewire
+SUBDIR.yes+=	.WAIT
+
+SUBDIR.yes+=	mbr pmbr boot0 boot0sio boot2 cdboot gptboot \
+		isoboot
 
 SUBDIR.${MK_FORTH}+= loader_4th
 SUBDIR.${MK_LOADER_LUA}+= loader_lua
@@ -18,4 +23,6 @@
 
 SUBDIR.${MK_LOADER_ZFS}+=	zfsboot gptzfsboot
 
+SUBDIR_DEPEND_pxeldr+=	loader_${LOADER_DEFAULT_INTERP}
+
 .include <bsd.subdir.mk>