diff --git a/gnu/lib/libg++/libg++/Makefile b/gnu/lib/libg++/libg++/Makefile
index 2de59df4237f..da9352eed86c 100644
--- a/gnu/lib/libg++/libg++/Makefile
+++ b/gnu/lib/libg++/libg++/Makefile
@@ -1,4 +1,4 @@
-#	$Id: Makefile,v 1.23 1994/02/10 01:47:47 cgd Exp $
+#	$Id: Makefile,v 1.24 1994/07/06 04:06:27 mycroft Exp $
 
 LIB=		g++
 
@@ -21,8 +21,8 @@ SRCS=	 	AllocRing.cc Obstack.cc builtin.cc \
 CXXFLAGS+=	-nostdinc++ -I$(.CURDIR)/../g++-include \
 		-I$(.CURDIR)/../iostream
 CFLAGS+=	-I$(.CURDIR)
-LDADD=		/usr/lib/c++rt0.o -lcurses
-DPADD=		/usr/lib/c++rt0.o ${LIBCURSES}
+LDADD=		${DESTDIR}/usr/lib/c++rt0.o -lcurses
+DPADD=		${DESTDIR}/usr/lib/c++rt0.o ${LIBCURSES}
 NOMAN=		noman
 .PATH:		$(.CURDIR)/../iostream 
 LIBCURSES!=	printf "xxx:\n\techo \$${LIBCURSES}\n.include <bsd.prog.mk>" |\
diff --git a/lib/libc/Makefile b/lib/libc/Makefile
index 5e220beae908..128ebdfa58ae 100644
--- a/lib/libc/Makefile
+++ b/lib/libc/Makefile
@@ -1,5 +1,5 @@
 #	from: @(#)Makefile	5.2 (Berkeley) 3/5/91
-#	$Id: Makefile,v 1.26 1994/06/30 06:44:54 deraadt Exp $
+#	$Id: Makefile,v 1.27 1994/07/06 04:06:43 mycroft Exp $
 #
 # All library objects contain sccsid strings by default; they may be
 # excluded as a space-saving measure.  To produce a library that does
@@ -13,6 +13,9 @@
 LIB=c
 CFLAGS+=-DYP -DLIBC_SCCS -DSYSLIBC_SCCS
 AINC=	-I${.CURDIR}/arch/${MACHINE_ARCH}
+.if defined(DESTDIR)
+AINC+=	-nostdinc -idirafter ${DESTDIR}/usr/include
+.endif
 
 .if exists (${.CURDIR}/arch/${MACHINE_ARCH}/Makefile.inc)
 .PATH:	${.CURDIR}/arch/${MACHINE_ARCH}