xmpsdk: Unconditionally use <stdint.h>

to define known bit-width types.

xmpsdk/include/XMP_Const.h

@@ -12,10 +12,7 @@
 #include "XMP_Environment.h"
 
 #include <stddef.h>
-
-#if XMP_MacBuild	// ! No stdint.h on Windows and some UNIXes.
 #include <stdint.h>
-#endif
 
 #if __cplusplus
 extern "C" {
@@ -34,8 +31,6 @@ extern "C" {
 // case only the declarations of the XMP_... types needs to change, not all of the uses. These
 // types are used where fixed sizes are required in order to have a known ABI for a DLL build.
 
-#if XMP_MacBuild
-
 typedef int8_t XMP_Int8;
 typedef int16_t XMP_Int16;
 typedef int32_t XMP_Int32;
@@ -46,20 +41,6 @@ extern "C" {
 typedef uint32_t XMP_Uns32;
 typedef uint64_t XMP_Uns64;
 
-#else
-
-    typedef signed char XMP_Int8;
-    typedef signed short XMP_Int16;
-    typedef signed long XMP_Int32;
-    typedef signed long long XMP_Int64;
-
-    typedef unsigned char XMP_Uns8;
-    typedef unsigned short XMP_Uns16;
-    typedef unsigned long XMP_Uns32;
-    typedef unsigned long long XMP_Uns64;
-
-#endif
-
 typedef XMP_Uns8 XMP_Bool;
 
 /// An "ABI safe" pointer to the internal part of an XMP object. Use to pass an XMP object across