* gnu/packages/ghostscript.scm (ghostscript): Update to 9.23. [source](snippet): Adjust to removed LCMS2 library. [arguments]: Remove FIX-DOC-DIR-PHASE. Prevent docdir compatibility symlink. [inputs]: Remove LCMS2. * gnu/packages/patches/ghostscript-no-header-id.patch: Adjust context.
* gnu/packages/patches/ghostscript-no-header-id.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it * gnu/packages/ghostscript.scm (ghostscript): Use it.