IsPCS             900 src/cmsvirt.c              if (IsPCS(ColorSpace) && IsPCS(PCS)) {
IsPCS             908 src/cmsvirt.c              if (IsPCS(ColorSpace) && !IsPCS(PCS)) {
IsPCS             916 src/cmsvirt.c              if (IsPCS(PCS) && !IsPCS(ColorSpace)) {