Change to define __STDC_LIMIT_MACROS first

<stdint.h> (or other system headers handling the macro) may be included
indirectly from other header files (<sys/types.h> is a reasonable one).

kimgio/jp2.cpp

@@ -1,18 +1,18 @@
 // This library is distributed under the conditions of the GNU LGPL.
 #include "config.h"
 
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
 #ifdef HAVE_JASPER
 
 #include "jp2.h"
 
-#ifdef HAVE_STDINT_H
 #if !defined(__STDC_LIMIT_MACROS)
 #define __STDC_LIMIT_MACROS
 #endif
+
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_STDINT_H
 #include <stdint.h>
 #endif
 #include <tdetempfile.h>