adding std to cstdint typedef of uint32_t

cmake/OpenCVFindLibsGUI.cmake

@@ -70,7 +70,7 @@ endif(WITH_OPENGL)
 if(APPLE)
   if(WITH_CARBON)
     set(HAVE_CARBON YES)
-  elseif(NOT IOS)
+  elif(NOT IOS)
     set(HAVE_COCOA YES)
   endif()
 endif()

modules/core/include/opencv2/core/cvdef.h

@@ -201,10 +201,11 @@
 #if !defined _MSC_VER && !defined __BORLANDC__
 #  if defined __cplusplus && __cplusplus >= 201103L
 #    include <cstdint>
+     typedef std::uint32_t uint;
 #  else
 #    include <stdint.h>
+     typedef uint32_t uint;
 #  endif
-   typedef uint32_t uint;
 #else
    typedef unsigned uint;
 #endif