adapt fc_mpi test for MS Windows by utilizing ms-mpi package

- 2 msmpi files are modified according to the tutorial

test/fc_mpi/cmake/autocmake.cfg

@@ -8,11 +8,11 @@ source: ../../../modules/fc.cmake
 [mpi]
 source: ../../../modules/mpi.cmake
 
-[int64]
-source: ../../../modules/int64.cmake
-
 [default_build_paths]
 source: ../../../modules/default_build_paths.cmake
 
 [src]
 source: ../../../modules/src.cmake
+
+[definitions]
+source: ../../../modules/definitions.cmake

test/fc_mpi/src/CMakeLists.txt

@@ -1,5 +1,9 @@
 if (MPI_FOUND)
     add_executable(example example.F90)
+    if (CMAKE_SYSTEM_NAME MATCHES "Windows")
+        # respect paths in appveyor.yml
+        target_link_libraries(example "C:/software/msmpi/libmsmpi64.a")
+    endif()
 else()
     message(FATAL "MPI not found!")
 endif()