_cmsAllocCurvesPluginChunk  805 src/cmsplugin.c     _cmsAllocCurvesPluginChunk(ctx, NULL);
_cmsAllocCurvesPluginChunk  866 src/cmsplugin.c     _cmsAllocCurvesPluginChunk(ctx, src);
_cmsAllocCurvesPluginChunk  534 src/lcms2_internal.h void _cmsAllocCurvesPluginChunk(struct _cmsContext_struct* ctx,