#include <unistd.h>
#include <locale.h>
#include <mntent.h>
+#include <sys/socket.h>
#include "macro.h"
#include "time-util.h"
int namespace_enter(int pidns_fd, int mntns_fd, int root_fd);
bool pid_valid(pid_t pid);
+
+int getpeercred(int fd, struct ucred *ucred);
+int getpeersec(int fd, char **ret);