diff --git a/share/mk/local.init.mk b/share/mk/local.init.mk
index eb15b1ee9fa5..f6a29377d9a0 100644
--- a/share/mk/local.init.mk
+++ b/share/mk/local.init.mk
@@ -1,4 +1,6 @@
 
+.include "src.opts.mk"
+
 .if defined(.PARSEDIR)
 .if ${.MAKE.MODE:Mmeta*} != ""
 .if !empty(SUBDIR) && !defined(LIB) && !defined(PROG) && ${.MAKE.MAKEFILES:M*bsd.prog.mk} == ""
@@ -10,7 +12,22 @@
 .endif
 .endif
 
+.if ${MK_SYSROOT} == "yes" && !empty(SYSROOT)
+CFLAGS_LAST+= --sysroot=${SYSROOT}
+CXXFLAGS_LAST+= --sysroot=${SYSROOT}
+LDADD+= --sysroot=${SYSROOT}
 .if ${MACHINE} == "host"
+# we cheat?
+LDADD+= -B/usr/lib
+CFLAGS_LAST+= -I/usr/include
+CXXFLAGS_LAST+= -I/usr/include
+.endif
+.endif
+
+.if ${MACHINE} == "host"
+.if ${.MAKE.DEPENDFILE:E} != "host"
+UPDATE_DEPENDFILE?= no
+.endif
 HOST_CC?= /usr/bin/cc
 HOST_CFLAGS+= -DHOSTPROG
 CC= ${HOST_CC}