vm86(2) System Calls Manual vm86(2) vm86old, vm86 - 8086 C (libc, -lc) #include int vm86old(struct vm86_struct *info); int vm86(unsigned long fn, struct vm86plus_struct *v86); vm86() Linux 0.97p2. Linux 2.1.15 2.0.28 vm86old() vm86(). struct vm86_struct 1.1.8 1.1.9. VM86 ( 8086 Intel) dosemu. VM86 -- , . 0. -1, errno . EFAULT i386 . ENOSYS , . EPERM ( ; vm86). Linux 32- Intel. () Azamat Hackimov , Dmitriy Ovchinnikov , Dmitry Bolkhovskikh , Katrin Kutepova , Yuri Kozlov , Kirill Rekhov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () <>. Linux 6.15 17 2025 . vm86(2)