Use libcpuid as internal dependence.

compat/libcpuid/libcpuid_constants.h

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+/*
+ * Copyright 2008  Veselin Georgiev,
+ * anrieffNOSPAM @ mgail_DOT.com (convert to gmail)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/**
+ * @File     libcpuid_constants.h
+ * @Author   Veselin Georgiev
+ * @Brief    Some limits and constants for libcpuid
+ */
+
+#ifndef __LIBCPUID_CONSTANTS_H__
+#define __LIBCPUID_CONSTANTS_H__
+
+#define VENDOR_STR_MAX		16
+#define BRAND_STR_MAX		64
+#define CPU_FLAGS_MAX		128
+#define MAX_CPUID_LEVEL		32
+#define MAX_EXT_CPUID_LEVEL	32
+#define MAX_INTELFN4_LEVEL	8
+#define MAX_INTELFN11_LEVEL	4
+#define MAX_INTELFN12H_LEVEL	4
+#define MAX_INTELFN14H_LEVEL	4
+#define CPU_HINTS_MAX		16
+#define SGX_FLAGS_MAX		14
+
+#endif /* __LIBCPUID_CONSTANTS_H__ */