Try to silence some warnings to reduce noise

cmake/win32.cmake

@@ -13,7 +13,7 @@ endif()
 
 get_filename_component(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-windows.c ABSOLUTE)
 get_filename_component(EV_SRC "llarp/ev/ev_win32.cpp" ABSOLUTE)
-add_definitions(-DWIN32_LEAN_AND_MEAN -DWIN32 -DWINVER=0x0500 -D_WIN32_WINNT=0x0500)
+add_definitions(-DWIN32_LEAN_AND_MEAN -DWIN32 -DWINVER=0x0500)
 set(EXE_LIBS ${STATIC_LIB} ${FS_LIB} ws2_32 iphlpapi)
 
 if(RELEASE_MOTTO)
@@ -24,4 +24,4 @@ endif()
 if (NOT STATIC_LINK_RUNTIME AND NOT MSVC)
   message("must ship compiler runtime libraries with this build: libwinpthread-1.dll, libgcc_s_dw2-1.dll, and libstdc++-6.dll")
   message("for release builds, turn on STATIC_LINK_RUNTIME in cmake options")
-endif()
+endif()

llarp/util/threading.hpp

@@ -100,8 +100,8 @@ namespace llarp
       return _getpid();
 #else
       return ::getpid();
+#endif
     }
-
   }  // namespace util
 }  // namespace llarp
 

vendor/abseil-cpp/absl/time/time.h

@@ -66,7 +66,7 @@
 #if !defined(_MSC_VER)
 #include <sys/time.h>
 #else
-#include <winsock2.h>
+#include <Winsock2.h>
 #endif
 #include <chrono>  // NOLINT(build/c++11)
 #include <cmath>