diff --git a/Utilities/cmThirdPartyChecks.cmake b/Utilities/cmThirdPartyChecks.cmake
index 9245acac8c..7247001208 100644
--- a/Utilities/cmThirdPartyChecks.cmake
+++ b/Utilities/cmThirdPartyChecks.cmake
@@ -33,6 +33,7 @@ if(WIN32)
   set(HAVE_ARC4RANDOM 0)
   set(HAVE_ARC4RANDOM_BUF 0)
   set(HAVE_ARPA_TFTP_H 0)
+  set(HAVE_BCRYPT_H 1)
   set(HAVE_BSWAP_16 0)
   set(HAVE_BSWAP_32 0)
   set(HAVE_BSWAP_64 0)
@@ -259,7 +260,10 @@ if(WIN32)
   set(HAVE_SIZEOF_CURL_SOCKET_T 1)
   set(SIZEOF_CURL_SOCKET_T 8)
 
-  if(NOT MINGW)
+  if(MINGW)
+    set(HAVE_GETTIMEOFDAY 1)
+  else()
+    set(HAVE_GETTIMEOFDAY 0)
     set(HAVE_STRTOK_R 0)
   endif()