cmake: push cmake away from boost as much as we can

Everything works better without cmake.

CMakeLists.txt

@@ -875,10 +875,10 @@ if (${BOOST_IGNORE_SYSTEM_PATHS} STREQUAL "ON")
 endif()
 
 set(OLD_LIB_SUFFIXES ${CMAKE_FIND_LIBRARY_SUFFIXES})
+set(Boost_NO_BOOST_CMAKE ON)
 if(STATIC)
   if(MINGW)
     set(CMAKE_FIND_LIBRARY_SUFFIXES .a)
-    set(Boost_NO_BOOST_CMAKE ON)
   endif()
 
   set(Boost_USE_STATIC_LIBS ON)