_cmsAllocOptimizationPluginChunk  811 src/cmsplugin.c     _cmsAllocOptimizationPluginChunk(ctx, NULL);
_cmsAllocOptimizationPluginChunk  872 src/cmsplugin.c     _cmsAllocOptimizationPluginChunk(ctx, src);
_cmsAllocOptimizationPluginChunk  614 src/lcms2_internal.h void _cmsAllocOptimizationPluginChunk(struct _cmsContext_struct* ctx,