/* Pre-defined illuminants, used in measurement and viewing
  * conditions type */
 typedef enum {
 	icIlluminantUnknown						= 0x00000000L,
 	icIlluminantD50						= 0x00000001L,
 	icIlluminantD65						= 0x00000002L,
 	icIlluminantD93						= 0x00000003L,
 	icIlluminantF2						= 0x00000004L,
 	icIlluminantD55						= 0x00000005L,
 	icIlluminantA						= 0x00000006L,
 	icIlluminantEquiPowerE		= 0x00000007L,	/* Equi-Power (E) */
 	icIlluminantF8						= 0x00000008L,	
 	icMaxEnumIluminant						= 0xFFFFFFFFL	/* enum = 4 bytes max */
 } icIlluminant;