#include <unistd.h>
#include <signal.h>
#include "syscall.h"
#include "libc.h"

int pause(void)
{
#ifdef SYS_pause
	return syscall_cp(SYS_pause);
#else
	sigset_t mask;
	__syscall(SYS_rt_sigprocmask, SIG_BLOCK, 0, &mask, _NSIG/8);
	return syscall_cp(SYS_rt_sigsuspend, &mask, _NSIG/8);
#endif
}