diff --git a/include/Makefile b/include/Makefile
index 967dfce1d8a1..e889e760a5db 100644
--- a/include/Makefile
+++ b/include/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.76 1999/07/12 22:04:58 thorpej Exp $
+#	$NetBSD: Makefile,v 1.77 1999/07/20 09:47:08 mrg Exp $
 #	@(#)Makefile	8.2 (Berkeley) 1/4/94
 
 SRCTOP=	..
@@ -30,7 +30,7 @@ INCSDIR=/usr/include
 MKOBJ=	no
 
 .if defined(CRYPTOPATH)
-.include "${CRYPTOPATH}/include/Makefile.frag"
+.sinclude "${CRYPTOPATH}/include/Makefile.frag"
 .endif
 
 .include <bsd.prog.mk>
diff --git a/lib/Makefile b/lib/Makefile
index f88c76917fa8..92efe75a97e0 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.54 1999/07/12 22:05:42 thorpej Exp $
+#	$NetBSD: Makefile,v 1.55 1999/07/20 09:47:07 mrg Exp $
 #	from: @(#)Makefile	5.25.1.1 (Berkeley) 5/7/91
 
 SRCTOP=	..
@@ -10,7 +10,7 @@ SUBDIR=	csu libarch libbz2 libc libcompat libcrypt libcurses libedit libkvm \
 
 # XXX Crypto bits must be dealt with before libtelnet.
 .if defined(CRYPTOPATH)
-.include "${CRYPTOPATH}/lib/Makefile.frag"
+.sinclude "${CRYPTOPATH}/lib/Makefile.frag"
 .endif
 
 SUBDIR+=	libtelnet
diff --git a/usr.bin/Makefile b/usr.bin/Makefile
index 75271a906a45..995a0a0f8c59 100644
--- a/usr.bin/Makefile
+++ b/usr.bin/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.105 1999/07/12 22:11:37 thorpej Exp $
+#	$NetBSD: Makefile,v 1.106 1999/07/20 09:47:08 mrg Exp $
 #	from: @(#)Makefile	8.3 (Berkeley) 1/7/94
 
 SRCTOP=	..
@@ -28,7 +28,7 @@ SUBDIR=	apply apropos asa at audio banner basename biff \
 	ypmatch ypwhich
 
 .if defined(CRYPTOPATH)
-.include "${CRYPTOPATH}/usr.bin/Makefile.frag"
+.sinclude "${CRYPTOPATH}/usr.bin/Makefile.frag"
 .endif
 
 .include <bsd.subdir.mk>
diff --git a/usr.sbin/Makefile b/usr.sbin/Makefile
index 4bbf1cd19b7e..46feca5935d3 100644
--- a/usr.sbin/Makefile
+++ b/usr.sbin/Makefile
@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.123 1999/07/19 09:11:25 kleink Exp $
+#	$NetBSD: Makefile,v 1.124 1999/07/20 09:47:08 mrg Exp $
 #	from: @(#)Makefile	5.20 (Berkeley) 6/12/93
 
 # XXX Temporary for NO_SENDMAIL and BUILD_POSTFIX
@@ -40,7 +40,7 @@ SUBDIR+=	postfix
 .endif
 
 .if defined(CRYPTOPATH)
-.include "${CRYPTOPATH}/usr.sbin/Makefile.frag"
+.sinclude "${CRYPTOPATH}/usr.sbin/Makefile.frag"
 .endif
 
 .include <bsd.subdir.mk>