Build fgfs-master and tgvpf under Windows

src/BuildTiles/Main/master.cxx

@@ -28,7 +28,9 @@
 
 #include <stdlib.h>    // for system()
 #include <sys/stat.h>  // for stat()
-#include <unistd.h>    // for stat()
+#ifndef _MSC_VER
+#   include <unistd.h>    // for stat()
+#endif
 
 #include <string>
 #include <iostream>

src/Prep/TGVPF/CMakeLists.txt

@@ -1,10 +1,15 @@
 
 add_executable(tgvpf tgvpf.cxx)
 
+if(MSVC)
+	set (WINMM_LIB winmm)
+endif(MSVC)
+
 target_link_libraries(tgvpf 
     Polygon Geometry Output poly2tri TriangleJRS vpf
 	${SIMGEAR_CORE_LIBRARIES}
 	${SIMGEAR_CORE_LIBRARY_DEPENDENCIES}
-	${GPC_LIBRARY})
+	${GPC_LIBRARY}
+	${WINMM_LIB})
 	
 install(TARGETS tgvpf RUNTIME DESTINATION bin)