renameat.c\unistd\src - musl - musl - an implementation of the standard library for Linux-based systems

#include <stdio.h>
#include "syscall.h"
int renameat(int oldfd, const char *old, int newfd, const char *new)
{
#ifdef SYS_renameat
	return syscall(SYS_renameat, oldfd, old, newfd, new);
#else
	return syscall(SYS_renameat2, oldfd, old, newfd, new, 0);
#endif
}