ref: 70e2b4f7ec6b225ae69a6e76dd025e1be0e0e8b1
dir: /sys/src/libthread/ioreadn.c/
#include <u.h>
#include <libc.h>
#include <thread.h>
#include "threadimpl.h"
static long
_ioreadn(va_list *arg)
{
int fd;
void *a;
long n;
fd = va_arg(*arg, int);
a = va_arg(*arg, void*);
n = va_arg(*arg, long);
return readn(fd, a, n);
}
long
ioreadn(Ioproc *io, int fd, void *a, long n)
{
return iocall(io, _ioreadn, fd, a, n);
}