}

//go:nosplit
func sigsave(p *sigset) {
}

//go:nosplit
func msigrestore(sigmask sigset) {
}

//go:nosplit
//go:nowritebarrierrec
func clearSignalHandlers() {
}

//go:nosplit
func sigblock(exiting bool) {
}

// Called to initialize a new m (including the bootstrap m).
// Called on the new thread, cannot allocate memory.
func minit() {
}

// Called from dropm to undo the effect of an minit.

			}
		}
		sigprocmask(_SIG_SETMASK, &sigBlocked, nil)
		for {
			select {
			case sig := <-enableSigChan:
				if sig > 0 {
					sigdelset(&sigBlocked, int(sig))
				}
			case sig := <-disableSigChan:
				if sig > 0 && blockableSig(sig) {
					sigaddset(&sigBlocked, int(sig))
				}
			}
			sigprocmask(_SIG_SETMASK, &sigBlocked, nil)
			maskUpdatedChan <- struct{}{}
		}
	}()

}

func sigsave(p *sigset) {
}

func msigrestore(sigmask sigset) {
}

//go:nosplit
//go:nowritebarrierrec
func clearSignalHandlers() {
}

func sigblock(exiting bool) {
}

// Called to initialize a new m (including the bootstrap m).
// Called on the new thread, cannot allocate memory.
func minit() {
	if atomic.Load(&exiting) != 0 {
		exits(&emptystatus[0])

//go:nosplit
func sigsave(p *sigset) {
}

//go:nosplit
func msigrestore(sigmask sigset) {
}

//go:nosplit
//go:nowritebarrierrec
func clearSignalHandlers() {
}

//go:nosplit
func sigblock(exiting bool) {
}

// Called to initialize a new m (including the bootstrap m).
// Called on the new thread, cannot allocate Go memory.
func minit() {
	var thandle uintptr

		handoffp(releasep())
		lock(&sched.lock)
		sched.nmfreed++
		checkdead()
		unlock(&sched.lock)
		mPark()
		throw("locked m0 woke up")
	}

	sigblock(true)
	unminit()

	// Free the gsignal stack.
	if mp.gsignal != nil {
		stackfree(mp.gsignal.stack)
		// On some platforms, when calling into VDSO (e.g. nanotime)

Rohit Singh <******@****.***> 1693531995 +0000

	_O_RDONLY   = C.O_RDONLY
	_O_WRONLY   = C.O_WRONLY
	_O_NONBLOCK = C.O_NONBLOCK
	_O_CREAT    = C.O_CREAT
	_O_TRUNC    = C.O_TRUNC

	_SS_DISABLE  = C.SS_DISABLE
	_SI_USER     = C.SI_USER
	_SIG_BLOCK   = C.SIG_BLOCK
	_SIG_UNBLOCK = C.SIG_UNBLOCK
	_SIG_SETMASK = C.SIG_SETMASK

	_SA_SIGINFO = C.SA_SIGINFO
	_SA_RESTART = C.SA_RESTART
	_SA_ONSTACK = C.SA_ONSTACK

#include <unistd.h>

extern void IntoGoAndBack();

int CheckBlocked() {
	sigset_t mask;
	sigprocmask(SIG_BLOCK, NULL, &mask);
	return sigismember(&mask, SIGIO);
}

static void* sigthreadfunc(void* unused) {
	sigset_t mask;
	sigemptyset(&mask);
	sigaddset(&mask, SIGIO);
	sigprocmask(SIG_BLOCK, &mask, NULL);
	IntoGoAndBack();
	return NULL;
}

int RunSigThread() {
	int tries;
	pthread_t thread;

}

const (
	OPEN_TREE_CLOEXEC = 0x80000
)

const (
	POLLRDHUP = 0x2000
)

type Sigset_t struct {
	Val [16]uint64
}

const _C__NSIG = 0x80

const (
	SIG_BLOCK   = 0x1
	SIG_UNBLOCK = 0x2
	SIG_SETMASK = 0x3
)

type Siginfo struct {
	Signo int32
	Code  int32
	Errno int32
	_     int32
	_     [112]byte
}

type Termios struct {

}

const (
	OPEN_TREE_CLOEXEC = 0x80000
)

const (
	POLLRDHUP = 0x2000
)

type Sigset_t struct {
	Val [32]uint32
}

const _C__NSIG = 0x80

const (
	SIG_BLOCK   = 0x1
	SIG_UNBLOCK = 0x2
	SIG_SETMASK = 0x3
)

type Siginfo struct {
	Signo int32
	Code  int32
	Errno int32
	_     [116]byte
}

type Termios struct {
	Iflag  uint32