cmake: fix Windows build with CUnit

failmalloc and main tests succesfully pass the test now.

lib/CMakeLists.txt

@@ -41,6 +41,7 @@ if(HAVE_CUNIT)
     VERSION ${LT_VERSION} SOVERSION ${LT_SOVERSION}
     ARCHIVE_OUTPUT_NAME nghttp2
   )
+  target_compile_definitions(nghttp2_static PUBLIC "-DNGHTTP2_STATICLIB")
 endif()
 
 install(TARGETS nghttp2

tests/nghttp2_npn_test.c

@@ -22,6 +22,9 @@
  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif /* HAVE_CONFIG_H */
 #include "nghttp2_npn_test.h"
 
 #include <string.h>