#define _GNU_SOURCE #include #include "syscall.h" #include "libc.h" int setresuid(uid_t ruid, uid_t euid, uid_t suid) { if (libc.rsyscall) return libc.rsyscall(__NR_setresuid, ruid, euid, suid, 0, 0, 0); return syscall(SYS_setresuid, ruid, euid, suid); }