Fix build with mingw
--- CMakeLists.txt 2018-10-31 08:07:22.000000000 -0700
+++ CMakeLists.txt 2019-12-04 21:50:07.606700200 -0800
-@@ -1292,7 +1292,7 @@
- endif()
-
+@@ -1294,6 +1294,10 @@
# Libraries for Win32 native and MinGW
-- list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid advapi32 shell32)
-+ list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid advapi32 shell32 vcruntime)
+ list(APPEND EXTRA_LIBS user32 gdi32 winmm imm32 ole32 oleaut32 version uuid advapi32 shell32)
++ if(MSVC AND NOT ${MSVC_VERSION} LESS 1920)
++ list(APPEND EXTRA_LIBS vcruntime)
++ endif()
++
# TODO: in configure.in the check for timers is set on
# cygwin | mingw32* - does this include mingw32CE?
+ if(SDL_TIMERS)
