include: Add rendering intent defines.

include/icm.h

@@ -179,6 +179,11 @@ typedef enum
 typedef BOOL (CALLBACK *PBMCALLBACKFN)(ULONG,ULONG,LPARAM);
 typedef PBMCALLBACKFN LPPBMCALLBACKFN;
 
+#define INTENT_PERCEPTUAL               0
+#define INTENT_RELATIVE_COLORIMETRIC    1
+#define INTENT_SATURATION               2
+#define INTENT_ABSOLUTE_COLORIMETRIC    3
+
 typedef struct tagPROFILEHEADER
 {
     DWORD phSize;