Index: head/secure/lib/libcrypto/Makefile.asm
===================================================================
--- head/secure/lib/libcrypto/Makefile.asm	(revision 299463)
+++ head/secure/lib/libcrypto/Makefile.asm	(revision 299464)
@@ -1,147 +1,150 @@
 # $FreeBSD$
 # Use this to help generate the asm *.S files after an import.  It is not
 # perfect by any means, but does what is needed.
 # Do a 'make -f Makefile.asm all' and it will generate *.S.  Move them
 # to the arch subdir, and correct any exposed paths and $ FreeBSD $ tags.
 
 .include "Makefile.inc"
 
 .if ${MACHINE_CPUARCH} == "amd64"
 
 .PATH:	${LCRYPTO_SRC}/crypto \
 	${LCRYPTO_SRC}/crypto/aes/asm \
 	${LCRYPTO_SRC}/crypto/bn/asm \
 	${LCRYPTO_SRC}/crypto/camellia/asm \
 	${LCRYPTO_SRC}/crypto/ec/asm \
 	${LCRYPTO_SRC}/crypto/md5/asm \
 	${LCRYPTO_SRC}/crypto/modes/asm \
 	${LCRYPTO_SRC}/crypto/rc4/asm \
 	${LCRYPTO_SRC}/crypto/sha/asm \
 	${LCRYPTO_SRC}/crypto/whrlpool/asm
 
 # aes
 SRCS=	aes-x86_64.pl aesni-mb-x86_64.pl aesni-sha1-x86_64.pl \
 	aesni-sha256-x86_64.pl aesni-x86_64.pl bsaes-x86_64.pl \
 	vpaes-x86_64.pl
 
 # bn
 SRCS+=	rsaz-avx2.pl rsaz-x86_64.pl x86_64-gf2m.pl x86_64-mont.pl \
 	x86_64-mont5.pl
 
 # camellia
 SRCS+=	cmll-x86_64.pl
 
 # ec
 SRCS+=	ecp_nistz256-x86_64.pl
 
 # md5
 SRCS+=	md5-x86_64.pl
 
 # modes
 SRCS+=	aesni-gcm-x86_64.pl ghash-x86_64.pl
 
 # rc4
 SRCS+=	rc4-md5-x86_64.pl rc4-x86_64.pl
 
 # sha
 SRCS+=	sha1-mb-x86_64.pl sha1-x86_64.pl sha256-mb-x86_64.pl sha512-x86_64.pl
 
 # whrlpool
 SRCS+=	wp-x86_64.pl
 
 ASM=	${SRCS:S/.pl/.S/}
 ASM+=	sha256-x86_64.S x86_64cpuid.S
 
 all:	${ASM}
 
 CLEANFILES+=	${SRCS:M*.pl:S/.pl$/.cmt/} ${SRCS:M*.pl:S/.pl$/.S/}
 CLEANFILES+=	sha256-x86_64.cmt sha256-x86_64.S x86_64cpuid.cmt x86_64cpuid.S
 .SUFFIXES:	.pl .cmt
 
 .pl.cmt:
 	( cd `dirname ${.IMPSRC}`/.. ; perl ${.IMPSRC} ${.OBJDIR}/${.TARGET} )
 
 .cmt.S:
-	( echo '	# $$'FreeBSD'$$'; cat ${.IMPSRC} ) > ${.TARGET}
+	( echo '	# $$'FreeBSD'$$' ;\
+	echo '	# Do not modify. This file is auto-generated.' ;\
+	cat ${.IMPSRC} ) > ${.TARGET}
 
 sha256-x86_64.cmt: sha512-x86_64.pl
 	( cd `dirname ${.ALLSRC}`/.. ; perl ${.ALLSRC} ${.OBJDIR}/${.TARGET} )
 
 x86_64cpuid.cmt: x86_64cpuid.pl
 	( cd `dirname ${.ALLSRC}` ; perl ${.ALLSRC} ${.OBJDIR}/${.TARGET} )
 
 .elif ${MACHINE_CPUARCH} == "i386"
 
 .PATH:	${LCRYPTO_SRC}/crypto \
 	${LCRYPTO_SRC}/crypto/aes/asm \
 	${LCRYPTO_SRC}/crypto/bf/asm \
 	${LCRYPTO_SRC}/crypto/bn/asm \
 	${LCRYPTO_SRC}/crypto/camellia/asm \
 	${LCRYPTO_SRC}/crypto/des/asm \
 	${LCRYPTO_SRC}/crypto/md5/asm \
 	${LCRYPTO_SRC}/crypto/modes/asm \
 	${LCRYPTO_SRC}/crypto/rc4/asm \
 	${LCRYPTO_SRC}/crypto/rc5/asm \
 	${LCRYPTO_SRC}/crypto/ripemd/asm \
 	${LCRYPTO_SRC}/crypto/sha/asm \
 	${LCRYPTO_SRC}/crypto/whrlpool/asm
 
 PERLPATH=	-I${LCRYPTO_SRC}/crypto/des/asm -I${LCRYPTO_SRC}/crypto/perlasm
 
 # aes
 SRCS=	aes-586.pl aesni-x86.pl vpaes-x86.pl
 
 # blowfish
 SRCS+=	bf-586.pl bf-686.pl
 
 # bn
 SRCS+=	bn-586.pl co-586.pl x86-gf2m.pl x86-mont.pl
 
 # camellia
 SRCS+=	cmll-x86.pl
 
 # des
 SRCS+=	crypt586.pl des-586.pl
 
 # md5
 SRCS+=	md5-586.pl
 
 # modes
 SRCS+=	ghash-x86.pl
 
 # rc4
 SRCS+=	rc4-586.pl
 
 # rc5
 SRCS+=	rc5-586.pl
 
 # ripemd
 SRCS+=	rmd-586.pl
 
 # sha
 SRCS+=	sha1-586.pl sha256-586.pl sha512-586.pl
 
 # whrlpool
 SRCS+=	wp-mmx.pl
 
 # cpuid
 SRCS+=	x86cpuid.pl
 
 ASM=	${SRCS:S/.pl/.S/}
 
 all:	${ASM}
 
 CLEANFILES+=	${SRCS:M*.pl:S/.pl$/.S/}
 .SUFFIXES:	.pl
 
 .pl.S:
 	( echo '	# $$'FreeBSD'$$' ;\
+	echo '	# Do not modify. This file is auto-generated.' ;\
 	echo '#ifdef PIC' ;\
 	perl ${PERLPATH} ${.IMPSRC} elf ${CFLAGS} -fpic -DPIC ;\
 	echo '#else' ;\
 	perl ${PERLPATH} ${.IMPSRC} elf ${CFLAGS} ;\
 	echo '#endif') |\
 	sed -E 's|(\.file[[:blank:]]+)".*"|\1"${.TARGET}"|' > ${.TARGET}
 .endif
 
 .include <bsd.prog.mk>