Fwiw, I was going to take a look at this but my build failed.
=== Output from failing command(s) repeated here === * For target support_native_java.desktop_liblcms_cmstypes.o: /Users/mjh/Documents/GitHub/jdk/src/java.desktop/share/native/liblcms/cmstypes.c:3441:132: error: parameter 'SizeOfTag' set but not used [-Werror,-Wunused-but-set-parameter] void *Type_ProfileSequenceId_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) ^ /Users/mjh/Documents/GitHub/jdk/src/java.desktop/share/native/liblcms/cmstypes.c:5137:125: error: parameter 'SizeOfTag' set but not used [-Werror,-Wunused-but-set-parameter] void *Type_Dictionary_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) ^ 2 errors generated. OS/X 12.4 2.4 GHz Quad-Core Intel Core i5 If I should post that somewhere else let me know.