diff --git a/libc/kernel/uapi/asm-x86/asm/kvm.h b/libc/kernel/uapi/asm-x86/asm/kvm.h
index 2db4566..fd0f5f8 100644
--- a/libc/kernel/uapi/asm-x86/asm/kvm.h
+++ b/libc/kernel/uapi/asm-x86/asm/kvm.h
@@ -405,4 +405,6 @@
 };
 #define KVM_PMU_EVENT_ALLOW 0
 #define KVM_PMU_EVENT_DENY 1
+#define KVM_VCPU_TSC_CTRL 0
+#define KVM_VCPU_TSC_OFFSET 0
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/kvm_para.h b/libc/kernel/uapi/asm-x86/asm/kvm_para.h
index 4407a85..dd72af0 100644
--- a/libc/kernel/uapi/asm-x86/asm/kvm_para.h
+++ b/libc/kernel/uapi/asm-x86/asm/kvm_para.h
@@ -20,6 +20,7 @@
 #define _UAPI_ASM_X86_KVM_PARA_H
 #include <linux/types.h>
 #define KVM_CPUID_SIGNATURE 0x40000000
+#define KVM_SIGNATURE "KVMKVMKVM\0\0\0"
 #define KVM_CPUID_FEATURES 0x40000001
 #define KVM_FEATURE_CLOCKSOURCE 0
 #define KVM_FEATURE_NOP_IO_DELAY 1
diff --git a/libc/kernel/uapi/asm-x86/asm/prctl.h b/libc/kernel/uapi/asm-x86/asm/prctl.h
index 0e6bed9..d8014b1 100644
--- a/libc/kernel/uapi/asm-x86/asm/prctl.h
+++ b/libc/kernel/uapi/asm-x86/asm/prctl.h
@@ -24,6 +24,9 @@
 #define ARCH_GET_GS 0x1004
 #define ARCH_GET_CPUID 0x1011
 #define ARCH_SET_CPUID 0x1012
+#define ARCH_GET_XCOMP_SUPP 0x1021
+#define ARCH_GET_XCOMP_PERM 0x1022
+#define ARCH_REQ_XCOMP_PERM 0x1023
 #define ARCH_MAP_VDSO_X32 0x2001
 #define ARCH_MAP_VDSO_32 0x2002
 #define ARCH_MAP_VDSO_64 0x2003
diff --git a/libc/kernel/uapi/asm-x86/asm/sgx.h b/libc/kernel/uapi/asm-x86/asm/sgx.h
index 349791a..1874b78 100644
--- a/libc/kernel/uapi/asm-x86/asm/sgx.h
+++ b/libc/kernel/uapi/asm-x86/asm/sgx.h
@@ -28,6 +28,7 @@
 #define SGX_IOC_ENCLAVE_ADD_PAGES _IOWR(SGX_MAGIC, 0x01, struct sgx_enclave_add_pages)
 #define SGX_IOC_ENCLAVE_INIT _IOW(SGX_MAGIC, 0x02, struct sgx_enclave_init)
 #define SGX_IOC_ENCLAVE_PROVISION _IOW(SGX_MAGIC, 0x03, struct sgx_enclave_provision)
+#define SGX_IOC_VEPC_REMOVE_ALL _IO(SGX_MAGIC, 0x04)
 struct sgx_enclave_create {
   __u64 src;
 };
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_32.h b/libc/kernel/uapi/asm-x86/asm/unistd_32.h
index 20810c6..3a353fe 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_32.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_32.h
@@ -456,4 +456,5 @@
 #define __NR_landlock_restrict_self 446
 #define __NR_memfd_secret 447
 #define __NR_process_mrelease 448
+#define __NR_futex_waitv 449
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_64.h b/libc/kernel/uapi/asm-x86/asm/unistd_64.h
index 0f33ee6..5fa4d2c 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_64.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_64.h
@@ -378,4 +378,5 @@
 #define __NR_landlock_restrict_self 446
 #define __NR_memfd_secret 447
 #define __NR_process_mrelease 448
+#define __NR_futex_waitv 449
 #endif
diff --git a/libc/kernel/uapi/asm-x86/asm/unistd_x32.h b/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
index c840222..b7abf12 100644
--- a/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
+++ b/libc/kernel/uapi/asm-x86/asm/unistd_x32.h
@@ -331,6 +331,7 @@
 #define __NR_landlock_restrict_self (__X32_SYSCALL_BIT + 446)
 #define __NR_memfd_secret (__X32_SYSCALL_BIT + 447)
 #define __NR_process_mrelease (__X32_SYSCALL_BIT + 448)
+#define __NR_futex_waitv (__X32_SYSCALL_BIT + 449)
 #define __NR_rt_sigaction (__X32_SYSCALL_BIT + 512)
 #define __NR_rt_sigreturn (__X32_SYSCALL_BIT + 513)
 #define __NR_ioctl (__X32_SYSCALL_BIT + 514)