Use libcpuid as internal dependence.

compat/libcpuid/CMakeLists.txt

@@ -0,0 +1,30 @@
+cmake_minimum_required (VERSION 2.8)
+project (cpuid C)
+
+add_definitions(/DVERSION="0.4.0")
+
+set(HEADERS
+    libcpuid.h
+    libcpuid_types.h
+    libcpuid_constants.h
+    libcpuid_internal.h
+amd_code_t.h
+intel_code_t.h
+recog_amd.h
+recog_intel.h
+asm-bits.h
+libcpuid_util.h
+    )
+
+set(SOURCES
+    cpuid_main.c
+    asm-bits.c
+    recog_amd.c
+    recog_intel.c
+    libcpuid_util.c
+   )
+
+add_library(cpuid STATIC
+    ${HEADERS}
+    ${SOURCES}
+    )