sys_setfsuid      444 arch/arm64/include/asm/unistd32.h __SYSCALL(__NR_setfsuid32, sys_setfsuid)
sys_setfsuid      712 include/linux/syscalls.h asmlinkage long sys_setfsuid(uid_t uid);
sys_setfsuid      469 include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setfsuid, sys_setfsuid)
sys_setfsuid      469 tools/include/uapi/asm-generic/unistd.h __SYSCALL(__NR_setfsuid, sys_setfsuid)