diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6849ce40..57cf7f8f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -444,14 +444,14 @@ IF(ZLIB_FOUND)
   INCLUDE_DIRECTORIES(${ZLIB_INCLUDE_DIR})
   LIST(APPEND ADDITIONAL_LIBS ${ZLIB_LIBRARIES})
   IF(WIN32 AND NOT CYGWIN)
-    #
-    # Test if ZLIB_WINAPI macro is needed to use.
-    #
-    TRY_MACRO_FOR_LIBRARY(
-      "${ZLIB_INCLUDE_DIR}" "${ZLIB_LIBRARIES}"
-      RUNS
-      "#include <zlib.h>\nint main() {uLong f = zlibCompileFlags(); return (f&(1U<<10))?0:-1; }"
-      ZLIB_WINAPI)
+
+
+
+
+
+
+
+    SET(ZLIB_WINAPI yes)
     IF(ZLIB_WINAPI)
       ADD_DEFINITIONS(-DZLIB_WINAPI)
     ELSE(ZLIB_WINAPI)