diff --git a/libc/kernel/arch-x86/asm/shmbuf.h b/libc/kernel/arch-x86/asm/shmbuf.h
new file mode 100644
index 0000000..314ccb7
--- /dev/null
+++ b/libc/kernel/arch-x86/asm/shmbuf.h
@@ -0,0 +1,49 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef _ASM_X86_SHMBUF_H
+#define _ASM_X86_SHMBUF_H
+
+struct shmid64_ds {
+ struct ipc64_perm shm_perm;
+ size_t shm_segsz;
+ __kernel_time_t shm_atime;
+#ifdef __i386__
+ unsigned long __unused1;
+#endif
+ __kernel_time_t shm_dtime;
+#ifdef __i386__
+ unsigned long __unused2;
+#endif
+ __kernel_time_t shm_ctime;
+#ifdef __i386__
+ unsigned long __unused3;
+#endif
+ __kernel_pid_t shm_cpid;
+ __kernel_pid_t shm_lpid;
+ unsigned long shm_nattch;
+ unsigned long __unused4;
+ unsigned long __unused5;
+};
+
+struct shminfo64 {
+ unsigned long shmmax;
+ unsigned long shmmin;
+ unsigned long shmmni;
+ unsigned long shmseg;
+ unsigned long shmall;
+ unsigned long __unused1;
+ unsigned long __unused2;
+ unsigned long __unused3;
+ unsigned long __unused4;
+};
+
+#endif