//LibCall       libcall;
	ts      mts
	scratch mscratch
}

type libcFunc uintptr

//go:linkname asmsysvicall6x runtime.asmsysvicall6
var asmsysvicall6x libcFunc // name to take addr of asmsysvicall6

func asmsysvicall6() // declared for vet; do NOT call

//go:nosplit
func sysvicall0(fn *libcFunc) uintptr {
	// Leave caller's PC/SP around for traceback.
	gp := getg()
	var mp *m
	if gp != nil {

//go:cgo_import_dynamic libc_Getpgid getpgid "libc.so"
//go:cgo_import_dynamic libc_Getpgrp getpgrp "libc.so"

//go:linkname libc_Getpgid libc_Getpgid
//go:linkname libc_Getpgrp libc_Getpgrp

var (
	libc_Getpgid,
	libc_Getpgrp libcFunc
)

func Getpgid(pid int) (pgid int, err error) {
	r0, _, e1 := sysvicall6(uintptr(unsafe.Pointer(&libc_Getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
	pgid = int(r0)
	if e1 != 0 {
		err = e1
	}
	return
}

import "unsafe"

// F_DUP2FD_CLOEXEC has different values on Solaris and Illumos.
const F_DUP2FD_CLOEXEC = 0x24

//go:cgo_import_dynamic libc_flock flock "libc.so"

//go:linkname procFlock libc_flock

var procFlock libcFunc

func Flock(fd int, how int) error {
	_, _, errno := sysvicall6(uintptr(unsafe.Pointer(&procFlock)), 2, uintptr(fd), uintptr(how), 0, 0, 0, 0)
	if errno != 0 {
		return errno
	}
	return nil

//go:cgo_import_dynamic libc_Getpgrp getpgrp "libc.a/shr_64.o"

//go:linkname libc_Getpgid libc_Getpgid
//go:linkname libc_Getpgrp libc_Getpgrp

var (
	libc_Getpgid,
	libc_Getpgrp libcFunc
)

func Getpgid(pid int) (pgid int, err error) {
	r0, _, e1 := syscall6(uintptr(unsafe.Pointer(&libc_Getpgid)), 1, uintptr(pid), 0, 0, 0, 0, 0)
	pgid = int(r0)
	if e1 != 0 {
		err = e1
	}
	return
}

//go:linkname libc_rctlblk_size libc_rctlblk_size

var (
	libc_getrctl,
	libc_rctlblk_get_local_action,
	libc_rctlblk_get_local_flags,
	libc_rctlblk_get_value,
	libc_rctlblk_size libcFunc
)

// Return the minimum value seen for the zone CPU cap, or 0 if no cap is
// detected.
func getcpucap() uint64 {
	// The resource control block is an opaque object whose size is only

package $package

import "unsafe"
EOF

print "import \"syscall\"\n" if $package ne "syscall";

my $vardecls = "\t" . join(",\n\t", @vars);
$vardecls .= " libcFunc";

chomp($_=<<EOF);

$dynimports
$linknames
type libcFunc uintptr

var (
$vardecls
)

$text
EOF
print $_;

	libc_forkx,
	libc_gethostname,
	libc_getpid,
	libc_ioctl,
	libc_setgid,
	libc_setgroups,
	libc_setrlimit,
	libc_setsid,
	libc_setuid,
	libc_setpgid,
	libc_syscall,
	libc_issetugid,
	libc_wait4 libcFunc
)

// Many of these are exported via linkname to assembly in the syscall
// package.

//go:nosplit
//go:linkname syscall_sysvicall6
//go:cgo_unsafe_args

//go:linkname libc_port_getn libc_port_getn
//go:linkname libc_port_alert libc_port_alert

var (
	libc_port_create,
	libc_port_associate,
	libc_port_dissociate,
	libc_port_getn,
	libc_port_alert libcFunc
	netpollWakeSig atomic.Uint32 // used to avoid duplicate calls of netpollBreak
)

func errno() int32 {
	return *getg().m.perrno
}

func port_create() int32 {
	return int32(sysvicall0(&libc_port_create))

	libc_sem_post,
	libc_sem_reltimedwait_np,
	libc_sem_wait,
	libc_setitimer,
	libc_sigaction,
	libc_sigaltstack,
	libc_sigprocmask,
	libc_sysconf,
	libc_usleep,
	libc_write,
	libc_pipe2 libcFunc
)

var sigset_all = sigset{[4]uint32{^uint32(0), ^uint32(0), ^uint32(0), ^uint32(0)}}

func getPageSize() uintptr {
	n := int32(sysconf(__SC_PAGESIZE))
	if n <= 0 {
		return 0
	}

//go:linkname libc_recvfrom libc_recvfrom
//go:linkname libc___xnet_recvmsg libc___xnet_recvmsg
//go:linkname libc_getexecname libc_getexecname
//go:linkname libc_utimensat libc_utimensat

type libcFunc uintptr

var (
	libc_pipe2,
	libc_accept4,
	libc_Getcwd,
	libc_getgroups,
	libc_setgroups,
	libc_fcntl,
	libc_accept,
	libc___xnet_sendmsg,
	libc_Access,
	libc_Adjtime,