Index: head/lib/libsysdecode/Makefile
===================================================================
--- head/lib/libsysdecode/Makefile	(revision 351150)
+++ head/lib/libsysdecode/Makefile	(revision 351151)
@@ -1,148 +1,145 @@
 # $FreeBSD$
 
 .include <src.opts.mk>
 
 PACKAGE=lib${LIB}
 LIB=	sysdecode
 
 SRCS=	errno.c flags.c ioctl.c signal.c syscallnames.c utrace.c
 INCS=	sysdecode.h
 
 CFLAGS+= -I${.OBJDIR}
 CFLAGS+= -I${SRCTOP}/sys
 CFLAGS+= -I${SRCTOP}/libexec/rtld-elf
 
 MAN=	sysdecode.3 \
 	sysdecode_abi_to_freebsd_errno.3 \
 	sysdecode_cap_rights.3 \
 	sysdecode_cmsg_type.3 \
 	sysdecode_enum.3 \
 	sysdecode_fcntl_arg.3 \
 	sysdecode_kevent.3 \
 	sysdecode_ioctlname.3 \
 	sysdecode_mask.3 \
 	sysdecode_quotactl_cmd.3 \
 	sysdecode_sctp_sinfo_flags.3 \
 	sysdecode_sigcode.3 \
 	sysdecode_sockopt_name.3 \
 	sysdecode_socket_protocol.3 \
 	sysdecode_syscallnames.3 \
 	sysdecode_utrace.3
 MLINKS= sysdecode_abi_to_freebsd_errno.3 sysdecode_freebsd_to_abi_errno.3
 MLINKS+=sysdecode_enum.3 sysdecode_acltype.3 \
 	sysdecode_enum.3 sysdecode_atfd.3 \
 	sysdecode_enum.3 sysdecode_extattrnamespace.3 \
 	sysdecode_enum.3 sysdecode_fadvice.3 \
 	sysdecode_enum.3 sysdecode_fcntl_cmd.3 \
 	sysdecode_enum.3 sysdecode_getfsstat_mode.3 \
 	sysdecode_enum.3 sysdecode_getrusage_who.3 \
 	sysdecode_enum.3 sysdecode_idtype.3 \
 	sysdecode_enum.3 sysdecode_ipproto.3 \
 	sysdecode_enum.3 sysdecode_kldsym_cmd.3 \
 	sysdecode_enum.3 sysdecode_kldunload_flags.3 \
 	sysdecode_enum.3 sysdecode_lio_listio_mode.3 \
 	sysdecode_enum.3 sysdecode_madvice.3 \
 	sysdecode_enum.3 sysdecode_minherit_flags.3 \
 	sysdecode_enum.3 sysdecode_msgctl_cmd.3 \
 	sysdecode_enum.3 sysdecode_nfssvc_flags.3 \
 	sysdecode_enum.3 sysdecode_pathconf_name.3 \
 	sysdecode_enum.3 sysdecode_prio_which.3 \
 	sysdecode_enum.3 sysdecode_procctl_cmd.3 \
 	sysdecode_enum.3 sysdecode_ptrace_request.3 \
 	sysdecode_enum.3 sysdecode_rlimit.3 \
 	sysdecode_enum.3 sysdecode_rtprio_function.3 \
 	sysdecode_enum.3 sysdecode_scheduler_policy.3 \
 	sysdecode_enum.3 sysdecode_sctp_pr_policy.3 \
 	sysdecode_enum.3 sysdecode_semctl_cmd.3 \
 	sysdecode_enum.3 sysdecode_shmctl_cmd.3 \
 	sysdecode_enum.3 sysdecode_shutdown_how.3 \
 	sysdecode_enum.3 sysdecode_sigbus_code.3 \
 	sysdecode_enum.3 sysdecode_sigchld_code.3 \
 	sysdecode_enum.3 sysdecode_sigfpe_code.3 \
 	sysdecode_enum.3 sysdecode_sigill_code.3 \
 	sysdecode_enum.3 sysdecode_signal.3 \
 	sysdecode_enum.3 sysdecode_sigprocmask_how.3 \
 	sysdecode_enum.3 sysdecode_sigsegv_code.3 \
 	sysdecode_enum.3 sysdecode_sigtrap_code.3 \
 	sysdecode_enum.3 sysdecode_sockaddr_family.3 \
 	sysdecode_enum.3 sysdecode_socketdomain.3 \
 	sysdecode_enum.3 sysdecode_sockettype.3 \
 	sysdecode_enum.3 sysdecode_sockopt_level.3 \
 	sysdecode_enum.3 sysdecode_sysarch_number.3 \
 	sysdecode_enum.3 sysdecode_umtx_op.3 \
 	sysdecode_enum.3 sysdecode_vmresult.3 \
 	sysdecode_enum.3 sysdecode_whence.3
 MLINKS+=sysdecode_fcntl_arg.3 sysdecode_fcntl_arg_p.3
 MLINKS+=sysdecode_kevent.3 sysdecode_kevent_fflags.3 \
 	sysdecode_kevent.3 sysdecode_kevent_filter.3 \
 	sysdecode_kevent.3 sysdecode_kevent_flags.3
 MLINKS+=sysdecode_mask.3 sysdecode_accessmode.3 \
 	sysdecode_mask.3 sysdecode_atflags.3 \
 	sysdecode_mask.3 sysdecode_capfcntlrights.3 \
 	sysdecode_mask.3 sysdecode_fcntl_fileflags.3 \
 	sysdecode_mask.3 sysdecode_fileflags.3 \
 	sysdecode_mask.3 sysdecode_filemode.3 \
 	sysdecode_mask.3 sysdecode_flock_operation.3 \
 	sysdecode_mask.3 sysdecode_mlockall_flags.3 \
 	sysdecode_mask.3 sysdecode_mmap_flags.3 \
 	sysdecode_mask.3 sysdecode_mmap_prot.3 \
 	sysdecode_mask.3 sysdecode_mount_flags.3 \
 	sysdecode_mask.3 sysdecode_msg_flags.3 \
 	sysdecode_mask.3 sysdecode_msync_flags.3 \
 	sysdecode_mask.3 sysdecode_open_flags.3 \
 	sysdecode_mask.3 sysdecode_pipe2_flags.3 \
 	sysdecode_mask.3 sysdecode_reboot_howto.3 \
 	sysdecode_mask.3 sysdecode_rfork_flags.3 \
 	sysdecode_mask.3 sysdecode_semget_flags.3 \
 	sysdecode_mask.3 sysdecode_sendfile_flags.3 \
 	sysdecode_mask.3 sysdecode_shmat_flags.3 \
 	sysdecode_mask.3 sysdecode_sctp_nxt_flags.3 \
 	sysdecode_mask.3 sysdecode_sctp_rcv_flags.3 \
 	sysdecode_mask.3 sysdecode_sctp_snd_flags.3 \
 	sysdecode_mask.3 sysdecode_socket_type.3 \
 	sysdecode_mask.3 sysdecode_thr_create_flags.3 \
 	sysdecode_mask.3 sysdecode_umtx_cvwait_flags.3 \
 	sysdecode_mask.3 sysdecode_umtx_rwlock_flags.3 \
 	sysdecode_mask.3 sysdecode_vmprot.3 \
 	sysdecode_mask.3 sysdecode_wait4_options.3 \
 	sysdecode_mask.3 sysdecode_wait6_options.3
 
-CLEANFILES= ioctl.c ioctl.c.tmp tables.h tables.h.tmp
+CLEANFILES= ioctl.c ioctl.c.tmp tables.h
 
 .if defined(COMPAT_32BIT)
 CPP+=	-m32
 .endif
 
 .if ${MK_PF} != "no"
 CFLAGS+=-DPF
 .endif
 
 # Workaround duplicate declarations in <netinet/ip_compat.h>
 CFLAGS.gcc.ioctl.c+= -Wno-redundant-decls
 
 CFLAGS.gcc+=	${CFLAGS.gcc.${.IMPSRC}}
 
 DEPENDOBJS+=	tables.h
-incdir=${SYSROOT:U${DESTDIR}}${INCLUDEDIR}
-tables.h: mktables ${incdir}/netinet/in.h ${incdir}/netinet/tcp.h \
-    ${incdir}/netinet6/in6.h
-	sh ${.CURDIR}/mktables ${incdir} ${.TARGET}.tmp && \
-	    mv -f ${.TARGET}.tmp ${.TARGET}
+tables.h: mktables
+	sh ${.CURDIR}/mktables ${SYSROOT:U${DESTDIR}}${INCLUDEDIR} ${.TARGET}
 
 # mkioctls runs find(1) for headers so needs to rebuild every time.  This used
 # to be a hack only done in buildworld.
 .if !defined(_SKIP_BUILD)
 ioctl.c.tmp: .PHONY
 .endif
 ioctl.c.tmp: mkioctls .META
 	env CPP="${CPP}" MK_PF="${MK_PF}" \
 	    /bin/sh ${.CURDIR}/mkioctls ${SYSROOT:U${DESTDIR}}${INCLUDEDIR} > ${.TARGET}
 
 ioctl.c: ioctl.c.tmp
 	if [ ! -e ${.TARGET} ] || ! cmp -s ${.TARGET} ${.TARGET}.tmp; then \
 		mv -f ${.TARGET}.tmp ${.TARGET}; \
 	fi
 
 beforedepend: ioctl.c tables.h
 
 .include <bsd.lib.mk>
Index: head/lib/libsysdecode/mktables
===================================================================
--- head/lib/libsysdecode/mktables	(revision 351150)
+++ head/lib/libsysdecode/mktables	(revision 351151)
@@ -1,175 +1,184 @@
 #!/bin/sh
 #
 # Copyright (c) 2006 "David Kirchner" <dpk@dpk.net>. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions
 # are met:
 # 1. Redistributions of source code must retain the above copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
 #
 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 # SUCH DAMAGE.
 #
 # $FreeBSD$
 #
 # Generates tables.h
 #
 # Originally this script was 'mksubr' for kdump which generated a complete
 # C file along with function definitions.  Now this script generates tables
 # of constants and names extracted from header files.
 
 set -e
 
 LC_ALL=C; export LC_ALL
 
 if [ -z "$1" ]
 then
 	echo "usage: sh $0 include-dir [output-file]"
 	exit 1
 fi
 include_dir=$1
 if [ -n "$2" ]; then
 	output_file="$2"
-	exec > "$output_file"
+	output_tmp=$(mktemp -u)
+	exec > "$output_tmp"
 fi
 
 all_headers=
 #
 # Generate a table C #definitions.  The including file can define the
 # TABLE_NAME(n), TABLE_ENTRY(x), and TABLE_END macros to define what
 # the tables map to.
 #
 gen_table()
 {
 	local name grep file excl filter
 	name=$1
 	grep=$2
 	file=$3
 	excl=$4
 
 	if [ -z "$excl" ]; then
 		filter="cat"
 	else
 		filter="egrep -v"
 	fi
 	cat <<_EOF_
 TABLE_START(${name})
 _EOF_
 	if [ -e "${include_dir}/${file}" ]; then
 		all_headers="${all_headers:+${all_headers} }${file}"
 		egrep "^#[[:space:]]*define[[:space:]]+"${grep}"[[:space:]]*" \
 			$include_dir/$file | ${filter} ${excl} | \
 		awk '{ for (i = 1; i <= NF; i++) \
 			if ($i ~ /define/) \
 				break; \
 			++i; \
 			printf "TABLE_ENTRY(%s)\n", $i }'
 	fi
 cat <<_EOF_
 TABLE_END
 
 _EOF_
 }
 
 cat <<_EOF_
 /* This file is auto-generated. */
 
 _EOF_
 
 gen_table "accessmode"      "[A-Z]_OK[[:space:]]+0?x?[0-9A-Fa-f]+"         "sys/unistd.h"
 gen_table "acltype"         "ACL_TYPE_[A-Z4_]+[[:space:]]+0x[0-9]+"        "sys/acl.h"
 gen_table "atflags"         "AT_[A-Z_]+[[:space:]]+0x[0-9]+"               "sys/fcntl.h"
 gen_table "capfcntl"        "CAP_FCNTL_[A-Z]+[[:space:]]+\(1"              "sys/capsicum.h"
 gen_table "extattrns"       "EXTATTR_NAMESPACE_[A-Z]+[[:space:]]+0x[0-9]+" "sys/extattr.h"
 gen_table "fadvisebehav"    "POSIX_FADV_[A-Z]+[[:space:]]+[0-9]+"          "sys/fcntl.h"
 gen_table "openflags"       "O_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+"           "sys/fcntl.h"	"O_RDONLY|O_RDWR|O_WRONLY"
 gen_table "flockops"        "LOCK_[A-Z]+[[:space:]]+0x[0-9]+"              "sys/fcntl.h"
 gen_table "kldsymcmd"       "KLDSYM_[A-Z]+[[:space:]]+[0-9]+"              "sys/linker.h"
 gen_table "kldunloadfflags" "LINKER_UNLOAD_[A-Z]+[[:space:]]+[0-9]+"       "sys/linker.h"
 gen_table "lio_listiomodes" "LIO_(NO)?WAIT[[:space:]]+[0-9]+"              "aio.h"
 gen_table "madvisebehav"    "_?MADV_[A-Z]+[[:space:]]+[0-9]+"              "sys/mman.h"
 gen_table "minheritflags"   "INHERIT_[A-Z]+[[:space:]]+[0-9]+"             "sys/mman.h"
 gen_table "mlockallflags"   "MCL_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/mman.h"
 gen_table "mmapprot"        "PROT_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+"        "sys/mman.h"
 gen_table "ngbtsolevel"     "SOL_[A-Z0-9]+[[:space:]]+0x[0-9A-Fa-f]+"      "netgraph/bluetooth/include/ng_btsocket.h"
 gen_table "fileflags"       "[SU]F_[A-Z]+[[:space:]]+0x[0-9A-Fa-f]+"       "sys/stat.h"		"UF_COMPRESSED|UF_TRACKED|UF_SETTABLE|SF_SETTABLE"
 gen_table "filemode"        "S_[A-Z]+[[:space:]]+[0-6]{7}"                 "sys/stat.h"
 gen_table "keventflags"     "EV_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/event.h"        "EV_SYSFLAGS|EV_DROP|EV_FLAG[12]"
 gen_table "keventfilters"   "EVFILT_[A-Z]+[[:space:]]+\(-[0-9]+\)"         "sys/event.h"
 gen_table "mountflags"      "MNT_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/mount.h"
 gen_table "msyncflags"      "MS_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/mman.h"
 gen_table "nfssvcflags"     "NFSSVC_[A-Z0-9]+[[:space:]]+0x[0-9]+"         "nfs/nfssvc.h"
 gen_table "pathconfname"    "_PC_[A-Z4_]+[[:space:]]+[0-9]+"               "sys/unistd.h"
 gen_table "prio"            "PRIO_[A-Z]+[[:space:]]+[0-9]"                 "sys/resource.h"
 gen_table "procctlcmd"      "PROC_[A-Z_]+[[:space:]]+[0-9]"                 "sys/procctl.h"	"PROC_TRACE_CTL_"
 gen_table "ptraceop"        "PT_[[:alnum:]_]+[[:space:]]+[0-9]+"           "sys/ptrace.h"
 gen_table "quotactlcmds"    "Q_[A-Z]+[[:space:]]+0x[0-9]+"                 "ufs/ufs/quota.h"
 gen_table "rebootopt"       "RB_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/reboot.h"
 gen_table "rforkflags"      "RF[A-Z]+[[:space:]]+\([0-9]+<<[0-9]+\)"       "sys/unistd.h"
 gen_table "rlimit"          "RLIMIT_[A-Z]+[[:space:]]+[0-9]+"              "sys/resource.h"
 gen_table "rusage"          "RUSAGE_[A-Z]+[[:space:]]+[-0-9]+"             "sys/resource.h"
 gen_table "schedpolicy"     "SCHED_[A-Z]+[[:space:]]+[0-9]+"               "sched.h"
 gen_table "sendfileflags"   "SF_[A-Z]+[[:space:]]+[0-9]+"                  "sys/socket.h"
 gen_table "shmatflags"      "SHM_[A-Z]+[[:space:]]+[0-9]{6}"               "sys/shm.h"
 gen_table "shutdownhow"     "SHUT_[A-Z]+[[:space:]]+[0-9]+"                "sys/socket.h"
 gen_table "sigbuscode"      "BUS_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 gen_table "sigchldcode"     "CLD_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 gen_table "sigfpecode"      "FPE_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 gen_table "sigprocmaskhow"  "SIG_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 gen_table "sigillcode"      "ILL_[A-Z]+[[:space:]]+[0-9]+"                 "sys/signal.h"
 gen_table "sigsegvcode"     "SEGV_[A-Z]+[[:space:]]+[0-9]+"                "sys/signal.h"
 gen_table "sigtrapcode"     "TRAP_[A-Z]+[[:space:]]+[0-9]+"                "sys/signal.h"
 gen_table "sockdomain"      "PF_[[:alnum:]]+[[:space:]]+"                  "sys/socket.h"
 gen_table "sockfamily"      "AF_[[:alnum:]]+[[:space:]]+"                  "sys/socket.h"
 gen_table "sockipproto"     "IPPROTO_[[:alnum:]]+[[:space:]]+"             "netinet/in.h"
 gen_table "sockopt"         "SO_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/socket.h"
 gen_table "sockoptip"       "(IP_[[:alnum:]_]+|MCAST_[[:alnum:]_]+_GROUP)[[:space:]]+" "netinet/in.h" "IP_DEFAULT|IP_MIN|IP_MAX|IP_PORTRANGE"
 gen_table "sockoptipv6"     "IPV6_[[:alnum:]_]+[[:space:]]+[0-9]+"         "netinet6/in6.h"     "IPV6_ADDR_|IPV6_TAG_DIRECT|IPV6_OPTIONS|IPV6_RECVOPTS|IPV6_RECVRETOPTS|IPV6_RECVDSTADDR|IPV6_RETOPTS|IPV6_2292|IPV6_RECVRTHDRDSTOPTS|IPV6_REACHCONF|IPV6_PKTOPTIONS"
 gen_table "sockoptsctp"     "SCTP_[[:alnum:]_]+[[:space:]]+[0-9]+"         "netinet/sctp.h"
 gen_table "sockopttcp"      "TCP_[[:alnum:]_]+[[:space:]]+[0-9]+"          "netinet/tcp.h"      "TCP_MIN|TCP_MAX[^S]|TCP_MSS|TCP_[[:alnum:]_]+_MAX"
 gen_table "sockoptudp"      "UDP_[[:alnum:]]+[[:space:]]+[0-9]+"           "netinet/udp.h"      "UDP_ENCAP_"
 gen_table "sockoptudplite"  "UDPLITE_[[:alnum:]_]+[[:space:]]+[0-9]+"      "netinet/udplite.h"
 gen_table "socktype"        "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*"          "sys/socket.h"
 gen_table "thrcreateflags"  "THR_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/thr.h"
 gen_table "umtxop"          "UMTX_OP_[[:alnum:]_]+[[:space:]]+[0-9]+"      "sys/umtx.h"
 gen_table "vmprot"          "VM_PROT_[A-Z]+[[:space:]]+\(\(vm_prot_t\)[[:space:]]+0x[0-9]+\)"  "vm/vm.h"
 gen_table "vmresult"        "KERN_[A-Z_]+[[:space:]]+[0-9]+"               "vm/vm_param.h"
 gen_table "wait6opt"        "W[A-Z]+[[:space:]]+[0-9]+"                    "sys/wait.h"
 gen_table "seekwhence"      "SEEK_[A-Z]+[[:space:]]+[0-9]+"                "sys/unistd.h"
 gen_table "fcntlcmd"        "F_[A-Z0-9_]+[[:space:]]+[0-9]+[[:space:]]+"   "sys/fcntl.h"	"F_CANCEL|F_..LCK"
 gen_table "mmapflags"       "MAP_[A-Z_]+[[:space:]]+0x[0-9A-Fa-f]+"        "sys/mman.h"
 gen_table "rtpriofuncs"     "RTP_[A-Z]+[[:space:]]+[0-9]+"                 "sys/rtprio.h"
 gen_table "msgflags"        "MSG_[A-Z]+[[:space:]]+0x[0-9]+"               "sys/socket.h"	"MSG_SOCALLBCK|MSG_MORETOCOME"
 gen_table "sigcode"         "SI_[A-Z]+[[:space:]]+0(x[0-9abcdef]+)?"       "sys/signal.h"
 gen_table "umtxcvwaitflags" "CVWAIT_[A-Z_]+[[:space:]]+0x[0-9]+"           "sys/umtx.h"
 gen_table "umtxrwlockflags" "URWLOCK_PREFER_READER[[:space:]]+0x[0-9]+"    "sys/umtx.h"
 gen_table "caprights"       "CAP_[A-Z_]+[[:space:]]+CAPRIGHT\([0-9],[[:space:]]+0x[0-9]{16}ULL\)"   "sys/capsicum.h"
 gen_table "sctpprpolicy"    "SCTP_PR_SCTP_[A-Z_]+[[:space:]]+0x[0-9]+"     "netinet/sctp_uio.h" "SCTP_PR_SCTP_ALL"
 gen_table "cmsgtypesocket"  "SCM_[A-Z_]+[[:space:]]+0x[0-9]+"              "sys/socket.h"
 if [ -e "${include_dir}/x86/sysarch.h" ]; then
 	gen_table "sysarchnum" "(AMD64|I386)_[A-Z86_]+[[:space:]]+[0-9]+"  "x86/sysarch.h"
 else
 	gen_table "sysarchnum" "[A-Z_]+[[:space:]]+[0-9]+"                 "machine/sysarch.h"
 fi
 
 # Generate a .depend file for our output file
 if [ -n "$output_file" ]; then
-	echo "$output_file: \\" > ".depend.$output_file"
-	echo "$all_headers" | tr ' ' '\n' | sort -u |
-	    sed -e "s,^,	$include_dir/," -e 's,$, \\,' >> \
-	    ".depend.$output_file"
-	echo >> ".depend.$output_file"
+	depend_tmp=$(mktemp -u)
+	{
+		echo "$output_file: \\"
+		echo "$all_headers" | tr ' ' '\n' | sort -u |
+		    sed -e "s,^,	$include_dir/," -e 's,$, \\,'
+		echo
+	} > "$depend_tmp"
+	if cmp -s "$output_tmp" "$output_file"; then
+		rm -f "$output_tmp" "$depend_tmp"
+	else
+		mv -f "$depend_tmp" ".depend.${output_file}"
+		mv -f "$output_tmp" "$output_file"
+	fi
 fi